Rust inhibitor injection molds for metal mold is targeted in terms of rust, fine him an injection mold rust, that is, the mold for injection molding plant without the use of, need to be stored for some time, are afraid rust, so use to mold rust inhibitor. The injection mold rust is divided into long-term and short-term. There are green and white. Probably have from 10 yuan to 100 yuan in terms of price. If someone wants to know more, you can check under: Ningchuan Metalware Co., Ltd (NCH), affordable, long-rust cycle.