Tools & Hardware

Use this Concentric High Pressure Hydraulic Gear Pump on mobile equipment, construction and agricultural equipment, machine tools, material handling and mining equipment, PTO pumps, refuse haulers, compaction and baling equipment. Standard 4-bolt mount. 1.78in. diameter pilot with 1/2in. x 1 1/2in. shaft, 1/8in. square key. Heavy duty cast iron pump turns at 4000 RPM max. in CW or CCW direction. Use as a fluid pump or fluid motor. Similar to Parker D Series, Webster YB Series, Rexroth S12, MTED Series. Flexible coupling or belt (pulley) drive. 90% efficient. What's Included (1) Hydraulic gear pump Features + Benefits Cubic Inch Size: 0.097 Flow at 1800 RPM: .75 GPM Flow at 3600 RPM: 1.5 GPM Maximum PSI Cont.: 3000 Maximum PSI Intmt.: 4000 O-Ring Port Size, SAE: 9/16in.-18 Shop Air Tools, Compressors, Hand Tools & Power Tools online. Durable, reliable equipment with fast shipping & competitive prices. FREE SHIPPING - ATLASDEPOTMACHINERY

Minimum Order: 1 bags

Agricultural machinery rarely works in comfortable environments. A tractor plowing in muddy fields, a harvester running through dusty corn stalks, or a baler working day and night during harvest season—all of these machines rely on oil seals to keep lubricants in place and contaminants out. When an oil seal fails, the consequences are immediate: leaking oil, damaged bearings, hydraulic system breakdowns, and costly downtime. For distributors and wholesalers, understanding how oil seals perform under extreme conditions is not just a technical detail—it is the foundation of customer trust and long-term business. Unlike industrial equipment that often operates in controlled environments, farm machinery faces a unique combination of challenges: · Dust and Soil Abrasion: Fine particles act like sandpaper, wearing down the sealing lip. · Temperature Swings: Engines and gearboxes can reach over 120°C in summer, while in northern winters seals may face -20°C or lower. · Chemical Exposure: Fertilizers, pesticides, and moisture with acidic or alkaline content accelerate material degradation. · Continuous Heavy Load: During peak seasons, machines often run around the clock, putting constant stress on seals. Choosing the Right Material The first step in solving these problems is material selection. No single compound can handle every condition, so matching the seal to the application is essential. · NBR (Nitrile Rubber): A cost-effective choice for general hydraulic and lubrication systems. It offers good oil resistance but struggles in high heat or aggressive chemical environments. · FKM (Fluoroelastomer): Known for excellent resistance to heat and oil, making it suitable for engines and gearboxes. However, it can lose elasticity in very low temperatures. · HNBR (Hydrogenated Nitrile Rubber): A balanced option that combines abrasion resistance with low-temperature flexibility, ideal for hydraulic systems and outdoor machinery in colder climates. Distributors often ask whether FKM is the “universal solution.” The reality is more nuanced. While FKM excels in high-temperature environments, it is not always the best choice for cold-weather operations. HNBR, on the other hand, performs better in low temperatures but may not match FKM’s oil resistance. The most reliable approach is to evaluate each application individually—sometimes even within the same machine, different seals require different materials. Structural Design Matters Material alone is not enough. Seal design plays a critical role in performance: · Double-Lip Seals: One lip for dust exclusion, one for oil retention, providing extra protection in muddy or dusty fields. · Spring-Loaded Skeleton Seals: Maintain consistent lip pressure against the shaft, ensuring stability during long operating hours. · PTFE Composite Lips: Offer low friction and extended service life in abrasive environments, especially where dust and soil are unavoidable. FAQ Q: What are the most common causes of seal failure in agricultural machinery? A: The leading causes are mismatched material selection and contamination from dust or mud. Q: How can after-sales risks be minimized? A: By working with suppliers who not only provide seals but also technical guidance. DEDE, for example, offers full-cycle customization—covering material selection, structural design, and testing—so that seals are tailored to the actual working conditions. This reduces premature failures and protects distributor reputation. Q: Can supply keep up with seasonal demand? A: Yes. DEDE maintains a large inventory of more than ten thousand specifications of O-rings and oil seals. Standard parts are available for immediate shipment, ensuring that distributors can respond quickly during peak agricultural seasons. DEDE is Service Commitment · Standard Parts in Stock: A wide range of O-rings and oil seals, ready for fast delivery. · Full-Cycle Customization: From material selection to design and testing, ensuring seals match real-world conditions. · Technical Empowerment: With over 30 years of experience, DEDE helps optimize sealing systems, reduce maintenance costs, and improve equipment reliability. Enterprise Strength and Global Reach Behind every reliable seal is a strong manufacturer. DEDE is more than a supplier—it is a manufacturing-based enterprise recognized as a leader in the sealing industry. With comprehensive product ranges and ready-to-ship stock, DEDE’s products are exported to more than 80 countries, serving tractors, harvesters, seeders, and hydraulic agricultural equipment. The company has been accredited as a Provincial Technology Innovation Center, a Specialized and Innovative Enterprise, and a High-Tech Enterprise, while also being a leading company in specialized industrial clusters. For distributors and wholesalers, this translates into stable supply chains, dependable technical support, and stronger competitiveness in the agricultural machinery market.

Minimum Order: 1000

In the sealing business, one of the most common questions I hear from distributors and OEM partners is: “What’s the real difference between an O-ring and an O-ring cord? And when should I stock one versus the other?” It sounds like a simple question, but the answer touches on inventory strategy, application reliability, and even how you position yourself with end customers. Let’s break it down from the perspective of someone who has spent decades working. O-Rings: The Standard Workhorse An O-ring is exactly what most people picture: a circular seal with a round cross-section, molded to a specific size. Because they’re standardized, you can usually find them in stock, ready to ship. Why distributors like them: · Fast turnover: Common sizes move quickly, especially in automotive, hydraulic, and motor repair markets. · Easy installation: Drop it into the groove and you’re done. · Predictable performance: No joint, no splice, just one continuous molded piece. If you’re supplying to industries like automotive engines, hydraulic pumps, electric motors, or industrial robots, O-rings are the bread and butter. O-Ring Cords: The Flexible Problem-Solver Now, O-ring cords (sometimes called elastomer cords) are a different story. Think of them as “semi-finished” products: long lengths of rubber cord with a circular cross-section. You cut the length you need, bond the ends, and you’ve got a custom O-ring. Where they shine: · Large diameters: Imagine a wind turbine shaft or a chemical reactor—no one keeps a 2‑meter O-ring in stock. A cord solves that. · Non-standard sizes: When a customer calls with an odd dimension, you don’t need to wait for tooling. · Inventory efficiency: One spool of cord can cover dozens of potential diameters. Of course, the trade-off is the joint. The way you bond the ends—cold bonding for quick fixes, hot vulcanization for critical applications— determines how reliable the seal will be. Materials and Performance Both O-rings and cords are made from the same families of elastomers: · NBR (Nitrile) for oil resistance in pumps and gearboxes. · FKM (Viton®-type fluoroelastomers) for high temperature and aggressive chemicals. · EPDM for water and steam systems. · VMQ (Silicone) for appliances and low-temperature flexibility. The difference isn’t the rubber itself, but the form. A molded O-ring has no weak point. A cord, on the other hand, introduces a joint, and that’s where experience and process matter. Installation Notes from the Field · O-Rings: Don’t overstretch them, don’t twist them, and make sure the groove is free of burrs. Simple, but often overlooked. · O-Ring Cords: Cut cleanly, bond carefully. For large diameters, hot vulcanization is worth the extra step. It saves headaches later when the equipment is under pressure. Real-World Scenarios · Automotive distributor: Stocks thousands of O-ring sizes because mechanics need them immediately. · Wind power supplier: Keeps O-ring cords on hand to cut and bond seals for turbine shafts. · Chemical plant maintenance team: Uses o ring cords for oversized flanges where downtime is costly and waiting for a custom mold isn’t an option. FAQ Q1: Should I stock both? A: Yes. O-rings for fast-moving, standard demand; cords for flexibility and emergency coverage. Q2: Are bonded cords reliable? A: They can be. Cold bonding works for low-pressure, static seals. For dynamic or high-pressure systems, hot vulcanization is the safer choice. Q3: How do I reduce after-sales risk? A: Work with a supplier that doesn’t just sell rubber, but also provides technical guidance. At DEDE, we often help partners choose the right material and bonding method, which cuts down on warranty claims. How DEDE Supports Partners Over the years, DEDE has built a service model that goes beyond simply shipping parts: · Standard parts, fast delivery: With more than ten thousand specifications of O-rings, oil seals, and related products in stock, urgent orders can be filled without delay. · Customized solutions: From material selection and groove design to production and testing, we provide full support for non-standard sealing requirements. · Technical empowerment: With over 30 years of industry experience, our engineers help optimize sealing systems, reduce maintenance costs, and improve equipment reliability. Why Distributors Trust DEDE DEDE is not just a trading company—it’s a manufacturing-based enterprise with deep roots in sealing technology. Some highlights: · Recognized as a leader in the sealing industry. · Comprehensive inventory: full range of models, ready to ship. · Products exported to 80+ countries. · Long-term cooperation with global brands. · Certified as a Provincial Technology Innovation Center, Specialized and Innovative Enterprise, and High-Tech Enterprise. · Part of a leading industrial cluster in sealing technology. At the end of the day, the difference between O-rings and O-ring cords comes down to standardization versus flexibility. O-rings are the reliable, off- the-shelf solution. O-ring cords are the adaptable option when size or speed matters. For distributors and wholesalers, the smartest strategy is to carry both— lean on O-rings for everyday demand, and keep cords as your safety net for non-standard or urgent cases. With DEDE’s combination of stock availability, customization, and technical support, you can meet customer needs quickly while protecting your reputation in the market.

Minimum Order: 1000

Over the years, I’ve lost count of how many times distributors, wholesalers, and even maintenance engineers have asked me the same thing: “What’s the difference between an O-ring and an O-ring cord? Which one should I keep in stock?” It’s a fair question. At first glance, they look similar, both are round in cross-section, both made from elastomers. But in practice, the choice between the two can affect your inventory strategy, your customer’s downtime, and even your reputation as a supplier. Let me walk you through it the way I usually explain it at trade shows or during factory visits. O-Rings: The Everyday Standard Think of O-rings as the “ready-to-go” solution. They’re molded into precise sizes, standardized across the industry, and available in thousands of specifications. · Stock advantage: If you’re a distributor, you know the drill, common sizes move fast. Automotive repair shops, hydraulic service centers, gearbox rebuilders, they all need them yesterday. · Applications: Engines, pumps, motors, industrial robots, even household appliances. Anywhere a groove is cut to a standard dimension, an O-ring is the natural fit. · Ease of use: No cutting, no bonding. Just drop it in the groove, lubricate if needed, and you’re done. O-Ring Cords: The Flexible Fixer O-ring cords are a different animal. They come as long spools of rubber cord, same round cross-section, but not closed. You cut the length you need, bond the ends, you’ve got a custom O-ring. · Large diameters: Picture a wind turbine shaft seal. Nobody keeps a 1.5‑meter O-ring on the shelf. A cord solves that. · Odd sizes: A chemical plant calls with a flange dimension you’ve never seen before. Instead of saying “lead time six weeks,” you cut a cord and bond it. · Inventory efficiency: One roll of cord can cover dozens of diameters. That’s a lifesaver for distributors who don’t want to tie up capital in slow- moving stock. Materials and Craftsmanship Both O-rings and cords use the same elastomers: · NBR (Nitrile) for oil resistance in pumps and gearboxes. · FKM (fluoroelastomer) for high temperature and aggressive chemicals. · EPDM for water and steam. · Silicone for low-temperature flexibility and appliances. The real difference is in the joint. A molded O-ring has no weak point. A cord does, and that joint is where experience matters. Cold bonding is quick and fine for static, low-pressure seals. Hot vulcanization takes longer but gives you a joint that can handle pressure and movement. Installation Tips · O-Rings: Don’t overstretch them, don’t twist them, and keep the groove clean. Simple advice, but I’ve seen too many failures from ignoring it. · O-Ring Cords: Cut square, bond carefully. For large diameters, hot vulcanization is worth the effort. A sloppy joint will come back to haunt you. FAQ Q1: Should I stock both? A: Yes. O-rings for the fast-moving, everyday demand. Cords for emergencies and non-standard jobs. Q2: Are bonded cords reliable? A: They can be. For static, low-pressure applications, cold bonding is fine. For dynamic or high-pressure, hot vulcanization is the safer bet. Q3: How do I avoid after-sales headaches? A: Work with a supplier who doesn’t just ship rubber but also provides technical guidance. At NQKSF, we often help partners choose the right material and bonding method, which reduces warranty claims and keeps customers loyal. From my side, what makes NQKSF stand out is not just the product range but the way we support partners: · Standard parts, fast delivery: Over ten thousand specifications of O-rings, oil seals, and related seals in stock. Urgent orders? We can ship immediately. · Customized solutions: From material selection and groove design to production and testing, we help create seals that match the exact working conditions. · Technical empowerment: With more than 30 years in the sealing industry, we don’t just sell parts—we help optimize sealing systems, reduce maintenance costs, and improve equipment reliability. Why Distributors Trust Us NQKSF is not just a trading name. We are a manufacturing-based enterprise with recognition as: · A leader in the sealing industry. · A company with full model coverage and strong stock availability. · An exporter to 80+ countries worldwide. · A long-term partner to global brands. · Certified as a Provincial Technology Innovation Center, a Specialized and Innovative Enterprise, and a High-Tech Enterprise. · A front-runner in a specialized industrial cluster. So, what’s the difference between O-rings and O-ring cords? In simple terms: O-rings are the standardized, off-the-shelf solution. O-ring cords are the flexible, cut-to-fit option when size or urgency demands it. For distributors and wholesalers, the smart play is to carry both. Let O-rings handle the daily demand, and keep cords as your ace in the hole for non- standard or emergency cases. With NQKSF’s combination of stock, customization, and technical support, you’re not just selling seals—you’re building reliability into your customer’s equipment and trust into your business relationships.

Minimum Order: 1000

A dust seal is job is straightforward in theory—keep contaminants out. In practice, it is a constant battle against fine dust in a gearbox housing, moisture creeping into a motor bearing, or abrasive sand clinging to a hydraulic cylinder rod. The right choice of dust seal can mean the difference between a smooth production run and an unexpected shutdown. What Makes a Good Dust Seal There is no single “best” dust seal for every application. The working environment dictates the design and material. · In light-duty, relatively clean conditions, a single-lip profile may be sufficient. · In harsher settings—think construction machinery operating in wet soil—a double-lip design offers better protection, with the outer lip scraping debris and the inner lip blocking moisture. Where space is limited, combination seals integrate dust and oil sealing in one component. Material choice is equally critical. NBR works well for general machinery exposed to oil mist but not extreme abrasion. Polyurethane (PU) is favored in hydraulic systems for its wear resistance and elasticity. FKM handles high temperatures and aggressive chemicals, making it suitable for certain energy and chemical processing equipment. PTFE is the go-to for high-speed shafts where low friction is essential. Where They Are Used Dust seals are not confined to one sector. They appear in: · Pump and motor assemblies, where they protect bearings from airborne particles and moisture. · Gearboxes and engines, keeping abrasive particles out of lubrication systems. · Industrial robots and machinery, maintaining clean joint surfaces during repetitive motion. · Hydraulic cylinders in excavators or loaders, preventing grit from damaging the rod surface. · Wind turbine main shafts and metallurgy equipment, where dust and humidity levels are high. · Automotive and heavy truck wheel hubs and driveline components. Considerations for Distributors and Wholesalers From a supply perspective, dust seals are not just a commodity. They are part of a reliability strategy for the end user. Distributors often weigh several factors before committing to a supplier: 1. Availability and Lead Time: Downtime costs money. DEDE maintains an extensive inventory—over ten thousand standard specifications for O-rings, oil seals, and dust seals—ready for immediate dispatch. This allows urgent orders to be filled without delay. 2. Customization Capability: Not every application fits a standard size or profile. DEDE offers a full-service approach: material selection, profile design, prototyping, and testing. This ensures non-standard seals match the actual operating conditions. 3. Technical Support: With more than three decades in the sealing industry, DEDE’s team can advise on system-level improvements, helping customers extend seal life, reduce maintenance intervals, and improve equipment uptime. 4. Global Reach and Recognition: DEDE products are shipped to over 80 countries and are trusted by well-known international brands. The company has been recognized as a Provincial Technology Innovation Center, a Specialized and Innovative Enterprise, a High-Tech Enterprise, and a Leading Company in a Specialized Industrial Cluster. Field Observations One recurring issue seen in the field is the mismatch between seal design and the actual contamination profile. For example, a dust seal designed for fine powder environments may fail quickly in wet, gritty conditions. This is why site-specific information—particle size, moisture levels, operating temperature—should guide the selection process. It’s also why experienced suppliers ask detailed questions before recommending a product. Another point often overlooked is installation. A well-made dust seal can underperform if installed without proper alignment or if the shaft surface finish is outside tolerance. These are small details, but they have a large impact on performance. Why This Matters For the end user, a dust seal is inexpensive compared to the cost of the equipment it protects. For distributors and wholesalers, offering the right seal builds trust and long-term business. It’s not just about selling a part; it’s about reducing risk for the customer. Dust seals may be small, but their role in protecting industrial equipment is significant. By combining a broad inventory, customization expertise, and technical support, DEDE continues to provide reliable sealing solutions for industries ranging from pumps and motors to construction machinery, wind power, and automotive applications.

Minimum Order: 1000

Metal-cased oil seal are widely used in pumps, gearboxes, motors, engines, hydraulic systems, and heavy machinery. Their dual function—keeping lubricants inside while blocking dust and contaminants—makes them essential for reliable equipment performance. However, one aspect that is often underestimated is storage. If seals are stored improperly, they may harden, crack, or deform before they are ever installed. Material Characteristics Several common rubber compounds are used for metal-cased oil seal: · NBR (Nitrile Rubber): Good resistance to oils but vulnerable to ozone and high temperatures. It should be kept away from heat and direct sunlight. · FKM (Fluoroelastomer): Excellent resistance to heat and chemicals but not ideal in prolonged humidity. · ACM (Acrylic Rubber): Performs well under oil and heat exposure, though sensitive to UV light. · EPDM (Ethylene Propylene Rubber): Strong resistance to aging and steam, but incompatible with mineral oils. Because each compound reacts differently to its environment, storage guidelines should be adapted to the material. Storage Guidelines In general, oil seals should be stored in a cool, dry, and stable environment. A temperature range of 10°C to 25°C and a relative humidity of 40% to 70% is considered suitable. Packaging should remain intact until use. If cartons are opened, seals should be resealed to avoid oxidation and ozone exposure. Another detail is to avoid long-term pressure on the sealing lips. Stacked seals that bear weight for months may deform, which directly compromises their sealing ability once installed. Why It Matters for Distributors For distributors and wholesalers, improper storage means more than product degradation—it means financial loss and reputational risk. Clients in industries such as automotive, trucks, heavy equipment, metallurgy, wind energy, and chemicals expect seals that are reliable right out of the box. If seals show signs of premature aging, buyers may look elsewhere for supply. Therefore, professional storage practices can be a selling point for distributors. A warehouse that demonstrates proper handling and inventory management can strengthen trust with clients. Support from DEDE DEDE, with over 30 years of experience in sealing technology, provides more than just products. The company offers: · Standard seals in stock: Covering thousands of O-ring and oil seal specifications, ready for urgent demand. · Customized solutions: From material selection to design and testing, ensuring seals match the actual working conditions. · Technical guidance: Including recommendations on storage and application to reduce waste and lower maintenance costs. As a manufacturing-based enterprise and recognized industry leader, DEDE exports to over 80 countries worldwide and holds certifications such as High- Tech Enterprise, Provincial Innovation Center, and Specialized and Innovative Enterprise. For distributors and wholesalers, partnering with DEDE means access to reliable supply and strong technical support. Proper storage of metal-cased oil seal is not just a technical detail—it is part of safeguarding product performance. Different materials require tailored conditions, but the common goal is to preserve integrity until installation. Distributors who adopt correct storage practices, and who work with suppliers like DEDE, are better positioned to protect their inventory, reduce losses, and earn long-term trust in the marketplace.

Minimum Order: 1000

It’s a scene I’ve watched play out countless times. A pump line goes down in a plant. The maintenance crew knows it’s a seal issue, a small O‑ring has failed. In the past, that meant a trip back to the storeroom, a search through drawers of loose parts, or worse, a call to a supplier and a day of waiting. Now, the lead tech reaches for a compact plastic case. Inside: rows of neatly arranged O‑rings in dozens of sizes, each in its own compartment. He finds the match in under a minute. The pump is running again before the coffee in his mug cools. That’s the quiet efficiency of an O‑ring kit. What’s in the Box A well‑built kit isn’t random. It’s curated. You’ll find common sizes in both metric and imperial standards, made from materials that cover the majority of industrial needs: NBR for oil and fuel resistance in engines, gearboxes, and hydraulic systems. FKM for high‑temperature, chemical‑exposed environments like chemical plants or refineries. EPDM for water, steam, and ozone resistance — think water treatment or wind turbines. VMQ for low‑temperature flexibility in aerospace or food machinery. Pressure ratings vary, but a quality O‑ring in static service can handle up to 40 MPa. The right material choice is what keeps that rating meaningful. Why Distributors Care For a distributor or wholesaler, kits solve two problems at once: · Inventory simplification – one SKU covers dozens of potential needs. · Customer loyalty – when you can hand a client a ready‑to‑go kit, you’re not just selling parts, you’re selling uptime. · Custom kits are even better. If your customers burn through certain sizes, you can have a kit built around those, cutting waste and cost. About DEDE At DEDE, we’ve spent over 30 years refining this approach. Our standard parts ship fast — over ten thousand O‑ring and oil seal specs in stock, ready for urgent orders. For clients with unique demands, our custom service covers material selection, design tweaks, and full production testing. And because we’ve invested in technical empowerment, we help customers improve sealing performance, reduce maintenance budgets, and extend equipment life. We’re not just a supplier. With our own manufacturing facility, recognition as a leader in the sealing industry, and shipments to over 80 countries, we’ve built a reputation with global brands. Add in our status as a Provincial Technology Innovation Center, Specialized and Innovative Enterprise, High‑Tech Enterprise, and Leading Company in a Specialized Industrial Cluster, and you see why our kits end up in toolboxes worldwide. In the end, an O‑ring kit is just a box of rubber rings — until you need one. Then it’s the difference between a stalled line and a job finished before lunch.

Minimum Order: 1000

A few years ago, I visited a wind turbine gearbox manufacturer. Their equipment had been running for less than three months when the main shaft oil seals began to seep. We pulled one out on site, and the lip had already hardened and cracked. The cause was obvious: the wrong material. They had used standard NBR, but the gearbox ran at high speed, high temperature, and in oil with chemical additives. That combination was simply too much for the material to handle. In industries like pumps, motors, gearboxes, engines, industrial machinery, robotic arms, industrial robots, energy equipment, construction machinery, wind power, metallurgy, chemical processing, hydraulic systems, agricultural machinery, water treatment, marine vessels, high-speed rail, trains, aircraft, automobiles, and heavy trucks, the material you choose for a shaft oil seal often determines how long it lasts—and how smoothly the equipment runs. Matching Material to the Job The most expensive material isn’t necessarily the best. The right choice is the one that fits the job. · NBR (Nitrile Rubber) – Good with mineral oils, cost-effective, fine for medium- and low-temperature, moderate-pressure work, but vulnerable to heat and ozone. · FKM (Fluoroelastomer) – Handles high temperatures and aggressive chemicals, ideal for high-speed, high-heat, complex media environments like chemical pumps or turbochargers. · VMQ (Silicone Rubber) – Stays flexible in extreme cold, good for equipment facing wide temperature swings, but not the most wear-resistant. · HNBR (Hydrogenated Nitrile) – Outperforms NBR in oil, heat, and ozone resistance, suited for tough hydraulic systems and heavy-duty machinery. · PTFE (Polytetrafluoroethylene) – Low friction, excellent chemical resistance, works in high-speed, dry-running, or corrosive conditions, but the lip is fragile during installation. Beyond the medium and temperature, you have to think about pressure and surface speed. High-pressure setups demand materials with low compression set. High- speed shafts need materials that can resist wear and shed heat effectively. Installation – The Overlooked Factor I’ve seen plenty of cases where the material was right, but the seal still failed early because of how it was installed: · Shaft surfaces too rough, wearing the lip prematurely; · No guide sleeve during assembly, nicking the sealing edge; · No lubrication before startup, causing instant dry-running damage. At DEDE, our full-cycle customization service includes installation advice, and sometimes even on-site support, to help customers avoid these preventable mistakes. FAQ Q1: Can you ship standard sizes immediately? A1: Yes. We keep a wide range of O-rings and oil seals—over ten thousand specifications—in stock. Standard parts can ship the same day for urgent orders. Q2: How long for custom parts? A2: From material selection and design to production and testing, we control the whole process. Lead times are predictable, and urgent jobs can be prioritized. Q3: How do I reduce after-sales issues? A3: We recommend materials based on real operating conditions and fine-tune designs to reduce early failures. That means fewer warranty claims and happier end-users. After thirty years in this business, I’ve learned that choosing the right material for a shaft oil seal isn’t just a technical decision—it’s a business one. The right choice keeps equipment running, reduces downtime, and builds trust with customers. At DEDE, we aim to share that experience with every partner we work with, so their machines spend more time earning and less time waiting for repairs.

Minimum Order: 1000

Application Softwall abrasion resistant hose designed for the delivery of steel shots, sand, etc. Tube:Black, smooth, synthetic rubber Reinforcement:High strength synthetic cord Cover:Black, smooth(wrapped finish), abrasion resistant Optional Request:ISO 3861

Minimum Order: 1000

Application FDA approved food hose designed for the delivery of fatty foods such as milk,edibleoil,daily products etc. Tube :White,smooth,NBR food quality rubber. Reinforcement :High strength synthetic cord and helix wire. Cover:Red,smooth(wrapped finish),synthetic rubber, weathering resistant. Optional Request :Standard F.D.A.Title21,177,2600 Corrugate(wra -pped finish).

Minimum Order: 1000

Application Softwall hose designed with ultra-high molecular weight polyethylene tube,excellent in handing a wide range of chemicals,petroleum products and oils. Tube:White,smooth,Ultra High Molecular Weight Polyethylene (UHMWPE) Reinforcement:High strength synthetic cord and helix wire. Cover:Blue,smooth(wrapped finish) or corrugated surface ,EPDM rubber, resistant to chemical,weathering and ozone

Minimum Order: 1000

Inner tube: Black, oil-resident synthetic rubber(Nitrile) Reinforcement: Four alternating layers of spiraled, high-tensile steel wire. Outer tube: Black, oil, abrasion and weather resistant, synthetic rubber. Application: Extremely high pressure and high impulse hydraulic applications.

Minimum Order: 2000

Application:For suction and discharge of petroleum-based products,diesel,gasoline,lubricants,fuel,with aromatic content up to 50%. Tube:Black,smooth,Nitrile rubber Reinforcement:Multi plies high strength synthetic fabric and steel wire helix skeleton Cover:Black, wrapped surface,weather and ozone resistant,synthetic rubber Optional Request:Anti-static wire spiral

Minimum Order: 1000

Inner tube: Tube:Black,smooth,NR,SBR rubber compound. Reinforcement: Multi plies High strength synthetic fibre and helix steel wire Outer tube: Black,smooth,cloth impression,SBR rubber compound Application: Hardwall hose designed for suction and discharge of water,and non-corrosive fluids used in construction sitesand light duty industrial applications.Ideal high pressure water discharge hose for rugged, tough operating conditions

Minimum Order: 1000