Factory Wholesale High Quality Excavator Components Arm

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Excavator hydraulic top arm cylinder for kobelco sk350-8 OEM dipper arm cylinder


Supply full range of excavator cylinders for Hitachi, Caterpillar, Volvo, Kobelco, Komatsu, Kato, Sumitomo, Liugong, Liebherr, etc machines


All forged ear rings, proper treatment on Q+T, washing+cleaning, Chrome plating, assembling.


Click here to get the latest prices


 



















Rod materialTube materialSealsTube cleaningChromium coating
40Cr/45# steel Q+T27SiMn/20# steelKaden/AstonUltrasonic/high pressure chemical liquid30-60 micro

 


-- A lot cylinder fails because of rod scratched by it's machined steel scraps from the beginning


-- A lot cylinders fails because of too thin chromium coating or wrong treatment of hydraulic rod before coating : We treat hydraulic rod properly and have from 30 to 60 micromillimeter chromuim coating for different type or tonnage rate hydraulic rod -- free from chromium peel off or rusting. -- Heavier chromium coating available for big hydrauli cylinders.


-- A lot cylinders fails because of saving 2 dollars on seals to get their cylinders sell cheap and quick not thinking of after sell services. -- We only use proper quality seals, although it cost bit more.


-- A lot cylinders fails because of use lower grade steel and no proper Quenching and Tempering to save 20 dollars in cost. -- We use proper steel and treat steel properly according to ISO standard on hydraulic cyliners.


 


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Using proper material to manufacture the excavator hydraulic cylinders and accessories


 


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Precision machine of hydraulic ram rod, cylinder head, cylinder pinstons, cylinder nuts, flanges etc Free from leakage


 


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Hydraulic testing of every hydraulic cylinder before delivery Free from failure


 


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Advanced mechine centre and precision CNC machine facilities assures top quality


 


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Hydraulic Cylinders we made for excavators and more


 


Ram list


  


More parameters and product types


 


 


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