This product is made from antirust powder,dehydration agent,buffer,mineral oil and exchanging auxiliary agents.This product can replace water film on metal surface,and form an antirusting oil film on the surface and thus prevents metal from rusting.It is suitable for dehydrated antirusting and antirusting between processes in machine processing,electrolytic forming,black and blue finish,phosphorization,as well as after water-base cleaning and multiple metal equipment cleaning,it is also used for storage antirusting.