Rubber Compounds Specializing in custom compounding to specific requirements: Over 4000 formulations currently on file. Mixed to customer's own formulations. Designed to meet particular specifications or applications. Compounds supplied: From inexpensive commercial grades to high quality materials. Meeting standards such as BS, MOD, NWC, ASTM, SAE based on the majority of available elastomers. Black filled materials can be supplied in either slab or continuous strip form. Coloured compounds can be supplied in slab form.