編號 | A.F.S | 主要粒徑範圍 (mm) |
主要網目分佈 (Mesh) |
SiO2% (Min) |
Fe2O3% (Max) |
Al2O3% (Max) |
主要用途 |
---|---|---|---|---|---|---|---|
0C | 10-16 | 0.212~2.36 (min90%) |
12~70 (min90%) |
94 | 1.1 | 2.5 | 濾水砂、噴砂、建材用、築爐用砂。 |
2C | 16-25 | 0.425~1.18 (min75%) |
20+30+40 (min75%) |
95 | 0.6 | 2.2 | 中大型鑄件砂模、CO2造模、呋喃造模、噴砂、填充骨材、濾水砂、高爾夫球場用砂。 |
2.5C | 27-38 | 0.30~0.85 (min75%) |
30+40+50 (min75%) |
96 | 0.4 | 2.2 | |
3C | 34-43 | 0.212~0.85 (min85%) |
30+40+50+70 (min85%) |
96 | 0.4 | 2 | 鑄鐵、鑄鋼中大型鑄件砂模用、填充骨材、跳遠砂坑。 |
4C | 44-58 | 0.15~0.60 (min92%) |
40+50+70+100 (min92%) |
96 | 0.4 | 2.2 | 高速高壓自動造模、濕模砂造模用、鑄銅、鋁用砂、填充骨材。 |
5C | 55-70 | 0.106~0.425 (min89%) |
50+70+100+140 (min89%) |
96 | 0.6 | 2.2 | |
6C | 65-90 | 0~0.425 (min97%) |
40Mesh以下 (min97%) |
95 | 0.8 | 2.5 |