... temperature, ozone, oil, grease resistance Specification 1. Standard and nonstandard 2. Different sizes and structure available Hardness: 30 to 80 ... flexibilityRapid development line, from drawing, tool design to mold support and samplesSilicon rubber and EPDM products ... have independent moulding workshop,from new product developing to delivery date,shortest 3days,longest 15 days;2 ...