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Magnesium oxide White fine powder. Odorless. Due to different preparation methods, there are light and heavy. Strong refraction in the visible and near-ultraviolet range. When exposed to air, it is easy to absorb moisture and carbon dioxide and gradually become basic magnesium carbonate. Light weight is faster than heavy weight. It combines with water to form magnesium hydroxide, which is slightly alkaline reaction. However, it is easily soluble in dilute acid and very slightly soluble in pure water, and its solubility is increased due to the presence of carbon dioxide. Insoluble in ethanol. Relative density (d254) 3.58. Melting point 2852 ℃. Boiling point 3600 ℃. CAS No:1309-48-4 EINECS No:215-171-9 Use: Determination of sulfur in coal and pyrite and sulfur and arsenic in steel. Used as a standard for white pigments.Can be used as a thickener. Packaging: 25kg bag, 18-20 tons/20GP If you are interested in our products, please contact: Candy Bao Sales Manager SHANDONG SUMCHEMICALS CO., LTD.  Mobile/ WhatsApp: +86 13370522406 Wechat:13370522406 E-mail: candybaosales@126.com E-mail: candybaosales@gmail.com Website: https://www.sumchemicals.com

Minimum Order: 2 barrels

Zinc chloride Molecular Formula : Zncl2 Molecular Weight : 136.29 Solidifying Proportion: 2.91 Produced and tested according to the national standard GB1625-79 and department standard HG/T2323-2004.The content of Zinc Chloride ,as the main index has reached above 98%(beyond normal requirements);other indexes have reached of exceeded the normal requirements .The rate of excellent products is 100%. Main Parameter： Zinc Chloride Content% ≥98.0 Hydrochloric soda content% ≤1.8-2.2 Sulphates Content(as SO4)% ≤0.01 Barium Content(as Ba)% ≤0.1 Ferrous Content(as Fe)% ≤0.0005 Heavy Metal Content(as Pb)% ≤0.0005 zinc corrosion test：Pass Throughput:10000MTS/YEAR Mai , n use: Used as electrolyte substance of batteries , Zinc Galvanizing， Medicine intermediates, Pesticide intermediates Coal washing； Dehydration or condensing agent in organic compound industry; Activator of cation exchange resin; Impregnant in producing PAN Polyacrylonitrile; Intermedium dyeing agent,silk luster agent,and sizing sgent in textile industry . Be used to produce active dyestuff and cation dyestuff. Packaging:Woven outer packaging with 2 pieces of inner plastic bags(25KGS/50KGS) 50KGS pasteboard bucket;50KGS iron drum etc. If you are interested in our products, please contact: Candy Bao Sales Manager SHANDONG SUMCHEMICALS CO., LTD.  Mobile/ WhatsApp: +86 13370522406 Wechat:13370522406 E-mail: candybaosales@126.com E-mail: candybaosales@gmail.com Website: https://www.sumchemicals.com

Minimum Order: 2 barrels

Fructo-oligosaccharide(FOS) Fructo-oligosac , charide(FOS),is also known as Fucto-oligo, it directly enters into large intestine without being digested and absorbed by human body, and in intestine it rapidly promotes reproduction of bididobactirium and other probiotics, so it is also called “Bifidus Factor”. PHYSICAL PROPERTIES: Soluble dietary fiber,good solubility Good thermal stability under neutral condition,no maillard reaction High water activity,inhibition of starch aging, prolonging shelf life Good taste,delicate taste, improve product flavor Good moisturizing, increase product crispness PRODUCT ANALYSIS: ASSAY SPECIFICATION Item GB/T23528-2009 Appearance light yellow liquid Total FOS(on dry matter)/%,(w/w),≥ ≥55.0% Glucose+fructose+sugar(on dry matter) /(w/w)≤ ≤45.0% Solid Substance ≥75.0% Water ≤25.0% PH 4.5—7.0 Transparency ≥85% Chroma ≤0.2 Arsenic(As) (mg/kg) <0.3 Lead(Pb) (mg/kg) <0.5 Total Aerobic Count(CFU/g) ≤1000 Total Coliform (MPN/100g) ≤30 Mold (cfu/g) ≤25 FUNCTION: ●Promot reproduction of Bifidobactirium ●Prevent hot-gas and getting ●Improve the function of intestine, prevent constipation ●Enhance immunity and resist disease ●Promote the absorption of minerals ●Prevent tooth decay, reduce the occurrence of oral ulceration ●Beauty action ,lower blood fat PCAKING & TRANSPORATION: IBC tote Net weight:1.4mt/IBC tote With pallet---18.2MT/20GP If you are interested in our products, please contact: Candy Bao Sales Manager SHANDONG SUMCHEMICALS CO., LTD.  Mobile/ WhatsApp: +86 13370522406 Wechat:13370522406 E-mail: candybaosales@126.com E-mail: candybaosales@gmail.com Website: https://www.sumchemicals.com

Minimum Order: 2 barrels

Trichloroisocyanuric acid（TCCA）White Granules/Tablet Trichloroisocyanuric acid is an organic compound, a white crystalline powder or granular solid, with a strong pungent smell of chlorine. It is an important bleaching agent, chlorinating agent and disinfectant. Compared with traditional chlorinating agents (such as liquid chlorine, bleaching powder, bleaching powder essence), it has the characteristics of high effective chlorine content, stable storage and transportation, convenient molding and use, high bactericidal and bleaching power, long effective chlorine release time in water, safety and non-toxicity, etc. Therefore, its development and research have attracted attention from all countries.  CAS NUMBER: 87-90-1 Appearance White Granules：White Granules Granules：8-30Mesh< , br>Available chlorine: 90% PH (1%solution): 2.6-3.2 Humidity: 0.5%Max   , Application: 1.Disinfection and sterilization Trichloroisocyanuric acid is a highly effective disinfectant bleaching agent. It is now used as a disinfectant in industrial water, swimming pool water, cleaning agents, hospitals, tableware, etc.; it is used as a sterilant in sericulture and other breeding. In addition to being widely used as a disinfectant and bactericide, trichloroisocyanuric acid is also widely used in industrial production. 2.Application in the printing and dyeing industry Trichloroisocyanuric acid contains up to 90% active chlorine. It is used as a bleaching agent in the printing and dyeing industry. It is suitable for bleaching cotton, linen, wool, synthetic fibers and blended fibers. 3.Application in the food industry It can be used as a decolorizing and deodorizing agent for dextrin. 4.Application in the wool textile industry It is used as a wool shrinkage-proof agent in the wool textile industry, replacing potassium bromate. 5.Application in the rubber industry It is used as a chlorinating agent in the rubber industry. 6.Used as an industrial oxidant The oxidation-reduction electrode potential of trichloroisocyanuric acid is equivalent to that of hypochlorite, and it can replace hypochlorite as a high- quality oxidant. 7.Other aspects It is used as a raw material in the organic synthesis industry to synthesize various organic substances such as tris(2-hydroxyethyl)isocyanurate. The decomposition product of trichloroisocyanuric acid, cyanuric acid, is not only non-toxic, but also has many uses, such as producing a series of resins, coatings, adhesives, and plastics.   PCAKING & TRANSPORATION: 50 kg plastic barrel 21MT/20GP   If you are interested in our products, please contact:   Candy Bao Sales Manager SHANDONG SUMCHEMICALS CO., LTD.  Mobile/ WhatsApp: +86 13370522406   Wechat:13370522406 E-mail: candybaosales , @126.com E-mail: candybaosales@gmail.com We , bsite: https://www.sumchemicals.com

Minimum Order: 2 barrels

On most engines, the quietest part is also the most unforgiving. The rear main seal sits where the crankshaft leaves the block and the transmission begins; you usually only notice it when the bellhousing smells faintly of hot oil and the underside collects a dark halo of dust. A good one lasts for years without comment. A poor choice, a worn shaft, or a hurried installation will remind everyone in the shop how a centimeter of elastomer can park a heavy truck. What the rear main seal must do sounds basic, but the physics are not. The lip must ride a rotating surface, maintain a stable oil film, manage crankcase pressure pulses, reject dust, and shed heat, all while the crank sees micro- motions from bearing clearance. That is why material and lip geometry are never afterthoughts. Older rope or two-piece designs still exist in legacy engines. Most modern applications rely on one-piece elastomeric or PTFE seals with a garter spring for radial load, directional micro-grooves for oil return, and an outer shell that resists creep in aluminum housings. Material selection should be sober and tied to the duty cycle. NBR (nitrile rubber) remains appropriate for standard temperature automotive engines and provides a cost-effective baseline. FKM (fluoroelastomer) tolerates elevated sump temperatures, aggressive oil additives, and extended drain intervals common in turbocharged diesel fleets. PTFE (polytetrafluoroethylene) offers very low friction and excellent wear resistance where service life and cold- start scuffing matter, provided the installer respects dry-fit requirements when specified by the manufacturer. As a working figure, rear main seals typically handle 0.05–0.3 MPa of differential pressure; heavy-duty or specially engineered designs may be validated to around 0.5 MPa, though sustained crankcase overpressure should never be “handled” by the seal—it should be prevented by a healthy PCV or breather system. Surface and hardware matter as much as the polymer. A crankshaft sealing surface with the correct finish (fine enough to support an oil film, not so glossy that it starves the lip) prevents heat buildup. Spiral lead from machining can pump oil the wrong way and defeat even the best design; directional grooves on the lip are chosen to counter that effect. A light bevel on housing bores, accurate concentricity between crank centerline and seal bore, and a rigid installation tool keep the lip from nicking and the shell from cocking. Failure symptoms are familiar: oil weeping at the bellhousing, splatter inside the clutch cover, a fleet driver reporting top-ups without visible drips under short stops. Causes repeat themselves too. Overdue oil changes harden lips. Scratches or grooves on the crank make a poor partner for a precision edge. Main bearing wear increases shaft runout and beats the lip. A blocked PCV raises crankcase pressure and physically urges the seal outward. And sometimes the culprit is simply an eager mallet that deforms a spring-loaded lip during installation. Installation is where many good seals are lost. A few habits are worth writing on the shop wall. Inspect the crank surface closely; if a wear groove exists, use a sleeve rather than “hoping the lip lands elsewhere.” Verify the bore is clean, burr-free, and dimensionally correct. Use the dedicated guide or driver so the seal travels squarely; never hammer directly on the shell. Follow the manufacturer is lubrication instruction for the lip—some PTFE designs require dry installation for the first revolution to seat properly. Confirm the lip orientation toward the oil and seat depth to the stop if one exists. Only then torque the flywheel or flexplate to spec, working in a star pattern to avoid tilting the shell as the flange clamps down. Where do rear main seals actually live in the market? Anywhere an internal combustion engine does work. That includes passenger vehicles, SUVs, and pickups; heavy-duty trucks and buses that run long miles; construction machinery and earth-movers frequently cycling between idle and full load; agricultural tractors holding steady torque at low engine speeds; marine propulsion units that see steady thermal soak; and industrial generator sets anchoring remote sites. In short, the component is small, the consequence of failure large, and the environments diverse. FAQ Q1: “What material should I stock for mixed fleets?” A1: Answer: Keep NBR for basic automotive service, FKM as the default for modern turbocharged gasoline/diesel and light commercial duty, and PTFE in selected part numbers for fleets running extended intervals or high sump temperatures. Q2: “How do I minimize returns?” A2: Insist on crank surface inspection, include install notes and a simple visual checklist in the box, and partner with a supplier that validates batch- to-batch dimensions and spring loads. Q3: “Why is price variance so wide?” A3: Compounds, spring metallurgy, PTFE processing, and process controls drive cost; cheaper seals can work in benign duty, but heavy-duty uptime often favors premium material and consistent tooling. Stock strategy benefits from data. Identify your region is top engine families, split demand between passenger/light commercial and heavy-duty, and profile the parts that regularly turn. Add a few “insurance” part numbers for common reman applications. Above all, make urgent fulfillment routine—rear main failures often convert only if you can ship same day. A brief word on pressure and breathers, because it keeps coming up: seals are not pressure regulators. If you encounter repeat failures with lips displaced or outer shells walking, test the PCV valve or breather routing, look for frozen lines in cold climates, and verify that boosted crankcase pressure from aftermarket modifications isn’t asking a seal to do the job of a vent. Closing on a practical note: quality control shows in the quiet months after installation. Consistent durometer, stable spring load, clean lip molding, and accurate shell diameter produce uneventful service. That is precisely what customers remember. DEDE supports this reality at ground level. We maintain standard parts ready to ship—more than ten thousand specifications across O-rings, oil seals, and related items—with sufficient inventory to handle urgent calls without drama. When a standard won’t do, our customized, end-to-end service steps in: material selection for your thermal and chemical profile, lip and case design for the shaft and bore you actually have, and production testing that proves the match before it reaches your line. With over thirty years in sealing, we focus on empowering complete sealing systems—squeezing out maintenance cost and lifting reliability where it pays dividends. From an in-house manufacturing plant and full model availability to exports serving 80+ countries, DEDE operates as a recognized leader in the sealing sector, acknowledged as a provincial technology innovation center, a specialized and innovative enterprise, a high-tech enterprise, and a leading company within a specialized industrial cluster. That is the backdrop to a simple promise: the right seal, on time, with the support to keep it quiet for a long time.

Minimum Order: 500

Indora Cycles selling 2023 Bikes, 2024 Bikes, 2025 Bikes, Parts, Road Bikes, Cyclocross Bikes, Mountain Bikes, Electric Bikes, Gravel Bikes, Track Bikes, Folding Bikes, Frames, Components, and Accessories. If you are interested please immediately make purchases on our company website or you can also make purchases directly in our company. Buy 2025 Specialized Crux Pro Carbon Gravel Bike from INDORA CYCLES store, Indoracycles is an Authorized Dealer / Reseller for a variety of manufacturers and distributors. We purchase products at Indoracycles provide a 100% money back guarantee and 100% safe, Because Indoracycles the best of the best. To purchase online visit us : indoracycles.com Price : USD 4,500.00 Min Order : 1 Pcs Lead Time : 7 Days Express Terms : Paypal, Bank Transfer, Wise, Westernunion, Moneygram Port : Bandar Udara Internasional Yogyakarta (YIA) Shipment : Worldwide via FedEx, DHL, UPS Product : New Original and Warranty INDORACYCLES (+62) 81396944592 Email : order@indoracycles.com Jl. Ring Road Utara, Kaliwaru, Condongcatur, Kec. Depok, Kabupaten Sleman, Daerah Istimewa Yogyakarta, 55281, Indonesia

Minimum Order: 1 bags

Indora Cycles selling 2023 Bikes, 2024 Bikes, 2025 Bikes, Parts, Road Bikes, Cyclocross Bikes, Mountain Bikes, Electric Bikes, Gravel Bikes, Track Bikes, Folding Bikes, Frames, Components, and Accessories. If you are interested please immediately make purchases on our company website or you can also make purchases directly in our company. Buy 2025 Giant TCR Advanced SL 0 Red Axs Road Bike from INDORA CYCLES store, Indoracycles is an Authorized Dealer / Reseller for a variety of manufacturers and distributors. We purchase products at Indoracycles provide a 100% money back guarantee and 100% safe, Because Indoracycles the best of the best. To purchase online visit us : indoracycles.com Price : USD 6,250.00 Min Order : 1 Pcs Lead Time : 7 Days Express Terms : Paypal, Bank Transfer, Wise, Westernunion, Moneygram Port : Bandar Udara Internasional Yogyakarta (YIA) Shipment : Worldwide via FedEx, DHL, UPS Product : New Original and Warranty INDORACYCLES (+62) 81396944592 Email : order@indoracycles.com Jl. Ring Road Utara, Kaliwaru, Condongcatur, Kec. Depok, Kabupaten Sleman, Daerah Istimewa Yogyakarta, 55281, Indonesia

Minimum Order: 1 bags

Indora Cycles selling 2023 Bikes, 2024 Bikes, 2025 Bikes, Parts, Road Bikes, Cyclocross Bikes, Mountain Bikes, Electric Bikes, Gravel Bikes, Track Bikes, Folding Bikes, Frames, Components, and Accessories. If you are interested please immediately make purchases on our company website or you can also make purchases directly in our company. Buy 2025 Giant TCR Advanced SL 0 Dura Ace Di2 Road Bike from INDORA CYCLES store, Indoracycles is an Authorized Dealer / Reseller for a variety of manufacturers and distributors. We purchase products at Indoracycles provide a 100% money back guarantee and 100% safe, Because Indoracycles the best of the best. To purchase online visit us : indoracycles.com Price : USD 6,250.00 Min Order : 1 Pcs Lead Time : 7 Days Express Terms : Paypal, Bank Transfer, Wise, Westernunion, Moneygram Port : Bandar Udara Internasional Yogyakarta (YIA) Shipment : Worldwide via FedEx, DHL, UPS Product : New Original and Warranty INDORACYCLES (+62) 81396944592 Email : order@indoracycles.com Jl. Ring Road Utara, Kaliwaru, Condongcatur, Kec. Depok, Kabupaten Sleman, Daerah Istimewa Yogyakarta, 55281, Indonesia

Minimum Order: 1 bags

A pedestrian access gate, also known as a pedestrian access control system or a gate machine, is a security device used to control the entry and exit of people in a specific area.

Today, we’d like to introduce a hydraulic screw-in cartridge direct-acting proportional relief valve equivalent to Rexroth KBPS. It is a direct-acting proportional relief valve (pilot control valve) to limit system pressure. Technical parameters of AAK E-KBPS Hydraulic Direct-acting Proportional Relief Valve: Max. Operating Pressure: 420 bar (6000 psi) Max. Permissible Return Pressure (main port 2): 210 bar (3000 psi) Max. Flow Rate: 2 L/min (0.5 gpm) Cavity: T-8A The advantages of AAK Hydraulic Direct-acting Proportional Relief Valve E-KBPS are: 1. The quality of this valve is benchmarking Bosch Rexroth, but price is much cheaper. 2. The service life is 2 times that of domestic hydraulic cartridge valve manufacturers in China. Welcome to try it out, you will be satisfied with its quality and performance! AAK HYDRAULIC VALVES (852) 2025-08-27

Minimum Order: 1 bags

A pedestrian access gate, also known as a pedestrian access control system or a gate machine, is a security device used to control the entry and exit of people in a specific area.

A pedestrian access gate, also known as a pedestrian access control system or a gate machine, is a security device used to control the entry and exit of people in a specific area.

Indora Cycles selling 2023 Bikes, 2024 Bikes, 2025 Bikes, Parts, Road Bikes, Cyclocross Bikes, Mountain Bikes, Electric Bikes, Gravel Bikes, Track Bikes, Folding Bikes, Frames, Components, and Accessories. If you are interested please immediately make purchases on our company website or you can also make purchases directly in our company. Buy 2025 Giant TCR Advanced SL 1 AXS Road Bike from INDORA CYCLES store, Indoracycles is an Authorized Dealer / Reseller for a variety of manufacturers and distributors. We purchase products at Indoracycles provide a 100% money back guarantee and 100% safe, Because Indoracycles the best of the best. To purchase online visit us : indoracycles.com Price : USD 5,400.00 Min Order : 1 Pcs Lead Time : 7 Days Express Terms : Paypal, Bank Transfer, Wise, Westernunion, Moneygram Port : Bandar Udara Internasional Yogyakarta (YIA) Shipment : Worldwide via FedEx, DHL, UPS Product : New Original and Warranty INDORACYCLES (+62) 81396944592 Email : order@indoracycles.com Jl. Ring Road Utara, Kaliwaru, Condongcatur, Kec. Depok, Kabupaten Sleman, Daerah Istimewa Yogyakarta, 55281, Indonesia

Minimum Order: 1 bags

A pedestrian access gate, also known as a pedestrian access control system or a gate machine, is a security device used to control the entry and exit of people in a specific area.