facing sand meaning in English

复面砂
面砂

This series product fits for mixing facing sand and system sand in large scale or medium foundry workshop , as well as mixing core sand and self - hardening sand in large scale foundry workshop
S11系列辗轮混砂机该系列产品主要用于大中型铸造车间混制面砂和单一砂，也可用于大型铸造车间混制芯砂和自硬砂等。
This machine fits for mixing moulding sand in large scale and medium scale foundry workshop , as well as system sand for machine moulding , fired mold sand , self - hardening sand , face sand and core sand , also fit for mixing different powder materials for industries of glass , porcelain and fireproofing materials
该机主要用于大中型铸造车间型砂的混制，既可混制机器造型用的单一砂，又可混制干模砂自硬砂面砂和芯砂，也可用于玻璃陶瓷耐火材料等行业混制各种粉粒状物料。