ASIMCO Shuanghuan Piston Ring (Yizheng) Co., Ltd.
Model No.: Diameter from 10mm-600MM
CYPR Bus Engine Piston Ring is applying to various buses with diesel engine and gas engine.
The Piston ring material includes cast iron (ductile cast iron, high alloy cast iron and alloy cast iron) and steel (stainless steel, carbon steel, alloy steel), the advanced coating, e.g. CCC, CDC, PVD and DLC are widely used. CYPR High Performance Piston Ring has a good wear resistance, high (thermal) scuff resistance, long lifetime and superior fuel economy.
Coating description: Typical multilayer structure; electro-deposit; ceramic micro particles (Silicon Nitride, Aluminium Oxide, etc.) inlaid in coating mesh and pores.
Coated ring characteristic: Good wear resistance, increased by over 100% than hard chrome plating; scuff resistance, no scuffing up to 270 degree centigrade ring groove temperature.
Typical applications: More than 90% top ring of Euro III & above diesel engine adopted; taper or step land oil control ring with high contact pressure recommended.
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