For a variety of application the customs with a heavy ballast core.These come in the natural rubber or polyurethane Quality. FDA APPROVED Extra Weight Metal Core The Arubis Ballast Balls are Balls with a Steel Core.These rubber balls in pu rubber are fda approved and can be produced in many types of rubber. Specifications for Full Product Specifications on this and Esher Products, Please A Look at Our Product Catalog. Availble Qualities Natural Rubber (NR) Neoprene (CR) Ethylene Propylene (EPDM) nitrile Nitrile Rubber (NBR) Silicone Rubber (VMQ) Polyurethane Rubber (PU) Hypalon (CSM) Fluor Viton (FPM) Styrene Buthadiene Rubber (SBR)
