About ProGum ProGum Elastomer has over 15 years of manufacturing experience in rubber sealing products for automotive, industrial hydraulics and OEM industries. 01 Company Profile 02 Factory 03 History Products O-Rings Shaft Seals Bonded Seals Custom Molded Parts Rubber-to-Metal Bonding part Materials ProGum’s wide range of materials can satisfy the requirements of ASTM standard and customized products. 01 General Compounds 02 Special Compounds 03 Development Technical Tool Making Production News