... ;· Hardness: 25~95 Shore A;· Working field: Water, Bath shower toilet parts, lube, oil, industrial, mechanical, household appliance, etc...· High ... FFKM, PTFE, PU, ECO, IIR, ACR.· Color: Regularly black, red, blue, yellow for rubber material, for silicone, any colors are available ... , 4079, 6375, 7075Following are some photos of our rubber block for your reference:Some photos of our rubber products:Some ...