酯硬化水玻璃砂工艺
ester hardening water-glass sand process
酯硬化水玻璃砂造型
modeling of the ester sclerosis silicate sand
酯硬化水玻璃自硬砂壳型
ester-cured water glass no-bake sand shell
CO2硬化水玻璃砂
CO2 cured water glass sand
有机酯水玻璃自硬砂
Organic ester water-glass self-hardening sand
防划痕硬化玻璃
scratch resistant hardened glass
硼砂玻璃化处理法
borosilicate glass process
水玻璃砂固化剂
water glasssand hardening agent
水化玻璃固化体
Hydrated glass compactness
1#改性水玻璃砂
waterglass sand modified with 1
改性水玻璃砂
modified sodium silicate sand
水玻璃砂
sodium silicate sand
water-glass sand
water glass sand
sodium silicate san
Sodium silicate granule
Sodium silicate bonded sand
waterglass sand
Water-glass sands
silicate sand
Sodium silicate core sand
silicate bonded sand
Silicate-bonded sand
Capital area of China
siticate bonded sand
sodium silicate-bonded sand
Sodium silicate-bonded sands
Silicate-sand
technical parameter