Productsï¼?PFC-1 wear ringsThe standard wear ring is used to guide the piston and the rod in a hydraulic cylinder and prevent metal-to metal contact of moving parts.Our PFC-1 wear ring is high-strength laminated material based upon the thermosetting phenolic resin and reinforced with high-quality cotton fiber and finally finished with heat solidifying process under certain pressure and temperature. Advantages in using PFC-1 material:High load sustainabilityExcellent abrasion resistanceExcellent temperature resitanceGood dimensional stability Typical Application:Guide rings and support rings of hydraulic cylindersBushings for pivot axles for vehicles and engineering machineriesGuiding sleeves for the vertical pillar of hydraulic machineries Technical Parameters:SpecificationColorDensity  (g/cm3)Tensile Strength(Mpa)Compressive Strengthï¼?MPaï¼?Hardness HRMCoefficient of frictionTemp ï¼?â??ï¼?Parallel to the laminated planeVertical to the laminated planeDryOil lubricationPFC-1Brown1.2-1.4â?¥45â?¥168â?¥256920.23-0.460.12-0.14ï¹£40 ~ï¹¢130