... /banbury rubber mixer (1)Rotors made out of one piece alloy steel casting, then mixing edges surface are hard welding coating ... mixing area of chamber is hardened by way of hard welding deposits, then hard-chrome plated to give maximum working ... requirement.Usage: Most Suitable Kneading application: E. V. A. Rubber & TPR, Sole, Rubber Roller, Hoses, Belts, Sponges, Sport bolls, Vibration Insulator, ...