... with other EU ballistic doctors,recently developed this kind of new product.In addition, we are only one company in ... China who can produce NIJ III plate with big area.This plate can resist 7.62 X39mm, 7.62 ... X 6mm, weight 3.5Kg.NIJ IV alumina ceramic plate: size 300mm X 250mm X 22mm, weight 3.0Kg ... .NIJ IV carborundum ceramic plate: size 300mm X 250mm X 22mm, weight 2.4Kg. ...