About Master Packing & Rubber Company
- Master Packing & Rubber Company, located in Cedar Rapids, Iowa is a manufacturer of gaskets and seals, in-house molder of elastomeric seals. Engine seals and gaskets as replacements to EMD, GE and other large engines. We are in the Chemours Genuine Viton program. Metal exhaust gaskets and expansion joints. We carry a large inventory for quick delivery.