RK-7670M uses silicone grease system, with special polyether modified silicone emulsion system. It provides excellent antifoaming performance and balance, which make sure the compatibility of system, diluted stability and excellent stability of shear. It’s suitable for metal cutting liquid. Little addition can achieve ideal foam control effect and reduce the negative effect on the final products due to adding lots of defoamer. It is used in Semi or full synthetic cutting liquid ad emulsion type cutting liquid.