1. Concentrated VCI Masterbatch for multi-metals is a yellowish antirust plastic masterbatch produced by extrusion of polyolefin resin, VCI and other additives, which is mainly used for the production and manufacture of VCI antirust plastic film products. 2. Concentrated VCI Masterbatch is the concentrated version of 130 type masterbatch, with very low addition ratio. It is a multi-metal antirust masterbatch with high cost performance.