... heat resistant 2.fire proof 3.cossion resistance CR being adaptive to various weather conditions, heat resistant,flame retardant, oil resistant, ... by US UL-94HF1 standards as heat resistant and flame retardant. Furthermore, the CR Series has goodmechanical properties, ... products have, CRrubber is also excellently resistant to weather, flame, oil andchemical corrosion, and thus takes a special ...