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In modern HVAC (Heating, Ventilation, and Air Conditioning) manufacturing, the material used for aluminum fins plays a critical role in heat exchange efficiency, durability, and long-term reliability. Among various fin materials, 3104 hydrophilic aluminum foil has become one of the most widely used solutions due to its excellent corrosion resistance, outstanding thermal conductivity, and stable forming characteristics. What is 3104 Aluminum Alloy? 3104 aluminum alloy belongs to the 3000 series Al-Mn alloy, known for its high strength, excellent formability, and corrosion resistance. Compared with pure aluminum foil, 3104 alloy maintains superior workability while offering higher mechanical strength, making it ideal for fin forming processes. Blue fin hydrophilic aluminum foil applies a special surface coating that allows condensate water to spread evenly across the fin surface (contact angle can be reduced below 10°) and flow quickly along the fin. This effectively eliminates “water bridge” blockages in air passages, improving heat exchange efficiency by approximately 5%, contributing to energy savings. 3104 hydrophilic aluminum foil is available in multiple temper grades: H14, H16, and H18, providing flexibility for manufacturers to use it in residential, commercial, and industrial HVAC systems across various condenser and evaporator applications. Key Advantages of 3104 Hydrophilic Aluminum Foil 1. Excellent Formability 3104 aluminum foil has outstanding elongation and forming performance, allowing manufacturers to produce complex fin structures through high-speed stamping without cracking. 2. High Strength Compared to alloys such as 8011, 3104 offers higher tensile strength, improving the mechanical stability of heat exchanger fins. 3. Superior Corrosion Resistance The manganese content enhances resistance to atmospheric and moisture corrosion, making it suitable for humid environments. 4. Good Surface Quality The foil has a smooth, clean surface that ensures strong adhesion between the aluminum substrate and the hydrophilic coating. Specifications Alloy:3104 Te , mper:H14 / H16 / H18 Thickness:0.08-0.20 mm Width:200-1250 mm Legth:100-8000mm Coil ID:150 mm / 300 mm / 505 mm Surface:Hydrophilic Coating / Blue Fin Coating Coating:Type Single-sided or Double-sided MOQ:1-3 tons Typical Applications Residential HVAC: Evaporator and condenser fins Commercial HVAC: VRF systems, modular units, fan coil units Heat Pump Units: Air-source water heaters Dehumidifiers, Fresh Air Systems, Automotive AC: Heat exchanger fins Company Profile We are a professional manufacturer and supplier of high-performance aluminum materials for HVAC applications. Our focus is on producing hydrophilic aluminum fin stock, including 3104, 3102, and 8011 alloys, with excellent formability, strong coating adhesion, and high corrosion resistance. We are committed to providing customized, non-contact services for our customers. Through continuous innovation, strict quality management, and efficient global service, we aim to be a trusted long-term partner. FAQ Q: Are you a manufacturer? A: Yes, we are. Q: Can you produce according to my requirements? A: Yes, all designs, dimensions, printing, and packaging can be customized based on customer requirements. Please feel free to contact us. Q: Do you provide free samples? A: Yes, we are happy to send free samples for evaluation. However, shipping costs are currently borne by the customer. Q: What is your minimum order quantity (MOQ)? A: Typically 5 tons. If stock is available, smaller quantities may be accepted. Q: What is your delivery time? A: Approximately 15–25 days. Q: What specifications should I provide for a quote? A: 1. Alloy 2. Dimensions 3. Temper 4. Estimated quantity Q: What payment methods do you accept? A: T/T, Western Union, L/C, D/A, D/P, and other methods.

Minimum Order: 1 bags

1. One-piece molded,Smooth inner surface, no residue, translucent for visibility. 2.Extremely low leachables and extractables,with minimal metal element background. 3.Capable of withstanding extreme temperatures (-200 to 260°C) and resistant to both acids and alkalis. 4.U-bottom design enables uniform heating and gentle reactions, improving sample transfer and cleaning. Suitable for geochemical exploration sample analysis. （V-bottom design concentrates samples at the tip, enabling faster dissolution, improved reaction efficiency, and easier sample collection and transfer.）

Minimum Order: 1 bags

Item Name(EH):#Nozzle Sprayer 0 443 172 439# #diesel common rail nozzle 0433172252# #diesel common rail nozzle 0433172254# #diesel common rail nozzle 0433172259# #diesel common rail nozzle 0433172262# 1NY NICOLE Wha/tsa/pp:+86133/8690/1375 nicole(at , )china-lutong (dot) net China-Lutong is specialized in supplier of diesel fuel injection systems with over 30 years of industrial manufacturing experience. China-Lutong common rail valve provide superior performance and durability and are manufactured to original equipment specifications. You can be confident when you install China-Lutong common rail valves you are receiving a quality diesel injector parts. Condition : New Quality : Good Usage : Industrial Features : Durable, Smooth Finish Advantages : Easy to operate Durability : Long life

Minimum Order: 1 bags

QYPDLC-7 E7 Liquid Crystal 20Y Factory High Purity PDLC E7 Established in 2007, Qingdao QY Liquid Crystal Co., Ltd. is a leading manufacturer in China, specializing in liquid crystal materials and nematic liquid crystals, with 19 years of rich production experience in PDLC nematic liquid crystals. 20-year liquid crystal manufacturer, offering QYPDLC-7 E7 liquid crystal mixture — high purity E7 LC for PDLC smart film & LCD. Suitable for various PDLC applications, quality stable and customizable.

Minimum Order: 20 square metres

1. Precision Breaking: Say Goodbye to Blockage Issues As clearly shown in the on-site work images, the YZH stationary hydraulic rock breaker is efficiently crushing ore on the grizzly screen. Its core advantages include: Precision Operation: The boom can flexibly adjust its angle and impact force to precisely break blocked ore without damaging equipment like the grizzly screen. Thorough Breaking: Whether dealing with extremely hard oversized boulders or tightly stuck material, the hydraulic power enables efficient fragmentation, completely clearing the material passage. 2. Stable and Reliable: Adapted to Complex Operating Conditions This YZH stationary hydraulic rock breaker is specifically designed for harsh conditions like mines, offering multiple advantages: Stationary Installation: Can be stably installed at critical points such as next to the crusher or at the ore pass mouth, eliminating frequent movement and ensuring operational continuity. Hydraulic Drive: A powerful hydraulic system provides stable breaking power, maintaining high efficiency even under high-intensity work. Wide Coverage Range: Various models are available to meet coverage requirements in different working scenarios, ensuring no dead ends in breaking operations. 3. Safe and Efficient: Empowering Mine Production The YZH stationary hydraulic rock breaker not only improves crushing efficiency but also significantly enhances operational safety: Remote Control: Operators can control the boom from a safe remote location, away from risks such as falling rocks or flying debris. Reduced Downtime: Quick blockage clearing and efficient secondary breaking significantly shorten production line downtime caused by material jams, boosting overall capacity. Lower Labor Costs: Replaces traditional manual breaking methods, reducing strenuous physical labor while minimizing the risk of safety incidents. YZH has always focused on the R&D and innovation of mine crushing equipment. The stationary hydraulic rock breaker arm is a concentrated reflection of its technical strength. Whether at the feed opening of a surface crusher or underground ore passes, this equipment performs efficiently, stably, and safely, helping mining enterprises overcome production bottlenecks and enabling efficient operations.

Minimum Order: 1 bags

Custom Security Fencing: Tailored Protection for Your Business At Woda Fence, we understand that every business faces unique security challenges. We specialize in designing and delivering custom security fencing solutions for businesses and critical infrastructure. Our customized approach ensures each project meets your unique requirements, whether it's a government facility, airport, data center or military base.That’s why our Custom Security Fencing solutions are designed to address your specific needs, protect your assets, and enhance your property’s overall aesthetics.

Corrosion-Resistant Coastal Fencing Solutions by Woda Fence When it comes to fencing in coastal areas, corrosion resistance is critical. Salty air, high humidity, and constant exposure to moisture can quickly degrade standard fencing materials. That’s why Woda Fence offers specialized coastal fencing solutions designed to withstand harsh marine environments—without compromising on strength, style, or longevity. Benefits of Woda Fence Coastal Fencing Long-Lasting Durability Engineered to perform in high-salt, high-moisture climates.

Vandal-Proof School Fence Solutions by Woda Fence Our Vandal-Proof School Fence solutions are specifically designed to withstand damage, deter unauthorized access, and maintain long-lasting performance with minimal maintenance. Key Features of Our Vandal-Proof School Fencing Anti-Climb Design Engineered with tight mesh or angled tops to prevent climbing and unauthorized entry, helping keep school grounds secure during and after school hours. High-Strength Materials Made from heavy-duty steel or reinforced welded wire mesh, our fences are resistant to cutting, bending, or other common forms of vandalism.

Airports demand the highest level of security due to their critical infrastructure and the significant volume of travelers. At Woda Fence, our Airport Perimeter Security Fencing Systems are engineered to provide robust, reliable protection while complementing the operational efficiency and aesthetics of your facility. Key Features High-Strength Materials: Constructed with premium-grade materials that resist corrosion, vandalism, and forced entry, ensuring long-lasting durability even under extreme weather conditions.

Galvanized Chain Link Fence Galvanized chain link fence consists of galvanized steel wires which is woven into a diamond-shaped mesh pattern. The fence can withstand various environmental conditions and resist deterioration over time. Galvanized Chain Link Fence Galvanized chain link fence consists of galvanized steel wires which is woven into a diamond-shaped mesh pattern. The galvanized steel chain link fence can withstand various environmental conditions and resist deterioration over time.

Fences are not just barriers that delineate property lines; they are also key components of home security, aesthetic appeal, and privacy. When choosing a fence, the material plays a significant role in how it performs, looks, and fits into the environment. Among the many fencing options available, metal fences stand out for their strength, durability, and versatility. Wrought Iron Fences One of the most popular and traditional types of metal fences is wrought iron. This material is known for its strength and elegant appearance.

Galvanised Wire Mesh Panels designed to provide robust security and long-lasting durability. These galvanised steel mesh panels are made from premium steel wire that undergoes a galvanisation process to create a protective coating, ensuring resistance against rust, corrosion, and wear. Whether you're securing a residential property, industrial facility, or commercial space, our galvanised mesh panels deliver reliable and cost-effective fencing solutions.

Steel Mesh Fence Panels offer a durable, secure, and versatile fencing solution suitable for a wide range of applications, from residential properties to high- security commercial and industrial settings. Known for their strength and longevity, these fence panels are designed to withstand harsh weather conditions, prevent unauthorized access, and provide excellent visibility while maintaining a professional appearance.

Oil seals play a critical role in maintaining lubrication and preventing contamination in hydraulic and mechanical systems. Their performance directly affects the stability of rotating components, so recognizing when a seal is nearing the end of its service life is essential for effective maintenance. A reliable assessment requires looking at several technical indicators rather than focusing solely on visible leakage. The first indicator is the condition of the lubricant around the sealing area. A thin film of oil often suggests a reduction in lip contact pressure, while continuous leakage indicates more significant wear on the sealing surface. When leakage appears on only one side, shaft alignment or surface irregularities may be contributing factors. The physical state of the seal provides another important reference. A functional sealing lip should retain elasticity. Hardening, cracking, or deformation are signs of material aging. The tension spring behind the lip must also maintain its shape and strength; a weakened spring reduces sealing force and accelerates wear. Temperature and fluid characteristics influence seal longevity as well. Prolonged exposure to elevated temperatures can cause the rubber to lose flexibility. Certain additives in lubricants or hydraulic fluids may react with the seal material, leading to swelling or shrinkage. When operating conditions exceed the seal’s design parameters, premature failure becomes more likely. Service duration and operating environment should also be considered. High‑speed rotation, heavy loads, and dusty surroundings shorten the effective lifespan of oil seals. Establishing a maintenance schedule based on actual working conditions helps prevent unexpected failures. Replacing seals at appropriate intervals is often more cost‑effective than waiting for visible damage. Equipment behavior can offer additional clues. Increased friction noise near the bearing area, localized temperature rise, or unusual lubricant consumption may indicate that the seal is no longer performing optimally. These indirect signs should be evaluated together with physical inspection results. Determining whether an oil seal needs replacement requires a comprehensive approach. By examining leakage characteristics, evaluating the seal’s material condition, considering temperature and fluid compatibility, reviewing service time, and monitoring equipment performance, maintenance personnel can make informed decisions and maintain system reliability.

Minimum Order: 1000