Learn about our history, certifications, and commitment to your success. From engineering and logistics through manufacturing and distribution, The Rubber Group is the industry leader in custom molded rubber products for major OEMs with names that you’ll recognize.
Find out which chemicals are compatible with natural rubber, SBR, GRS, butyl, EPR, EPT, EPDM, nitrile, Hydrin®, neoprene, Hypalon, urethane, polysulfide, silicone, fluorosilicone, and fluoroelastomers. From acetaldehyde to zinc sulfate, you’ll find the information that you need.
Look up dimensional tolerances for A1 High Precision, A2 Precision, and A3 Commercial drawings from the Association for Rubber Product Manufacturers (ARPM) handbook. Each drawing designation includes millimeter and inch-based measurements for fixed and closure dimensions.
Find flash and surface finish classes for molded rubber parts. Flash, the excess rubber resulting from cavity overflow, is common in rubber molding. The machined finish of a metal mold has a signficant effect on the surface finish or appearance of molded rubber products.
Video: DESMA Animated Operations
The Rubber Group is using its new DESMA 968.400 ZO (S2) benchmark press to produce large rubber parts like insulators for power transformers. DESMA, the press manufacturer, is a leading provider of injection molding equipment for technical rubber and silicone molded articles.