... we can test the mold before ship the mold to customer.6. We are currently making molds for ... discuss with customer about the mold design prior to mold making.8. Lead-time, prototype mold ... rubber molds in 30days.9. WSR can help customer to run mass production. WSR's rubber workshop Description: Description: ... CR, HNBR, VITON, AFLAS and more)Hardness: 8 to 95 shore A, tolerance can be ±5 shore A, ...