鉻礦砂
鉻礦砂
鉻礦石鑄造砂是一種天然存在於地殼中的鐵鉻氧化物。由於其高熱穩定性，它也被用作耐火材料。從鉻鐵礦砂中提取的鉻用於鍍鉻和合金化，以生產耐腐蝕超級合金。鉻也用作玻璃、釉料和油漆的顏料以及鞣製皮革的氧化劑。
選購規格：AFS20-25 AFS25-30 AFS30-35 AFS35-40 AFS40-50 AFS40-45 AFS45-50 AFS50-55 AFS55-60 AFS60-65 包裝：1000公斤/大袋供貨
三氧化二鉻 | 最低 46% |
氧化亞鐵 | ≤26.5% |
三氧化二鋁 | ≤15.5% |
它不是 | ≤1.0% |
外貌 | 黑色的 |
熔點 | 2150℃ |
酸鹼度 | 7-9 |
酸的量 | ≤2毫升 |
土壤百分比 | ≤0.1 |
水分百分比 | ≤0.1 |
燒結的 | 1600 |
沙中游離酸的百分比 | 0 |
包裝及運輸
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