化学配方数据库
配方类型: METALS AND THEIR TREATMENT
配方说明: Foundry Mold Facing (U.S. Patent 2,798,817)
配方组成: Wood Flour/3.5
Corn flour/1
Sand (140 Mesh)/75
Water/4
Graphite/1
Bentonite/5.5

返回数据库查询
QQ: 2241752642
微信二维码
电话: 19906633110