產品描述
陶瓷鑄造砂，又稱為NFS CERAMSITE-尼斯鑄造砂，是由電熔鋁土礦經噴射熔融而成的一種具有高耐火度、低熱膨脹性的人造球形陶瓷顆粒。它為鑄造業提高鑄件品質、降低生產成本、避免環境污染提供了一種簡單有效的途徑，比矽砂好得多。由於其價格較低，也是鉻鐵礦砂和鋯英砂的良好替代品。目前，陶瓷砂是世界公認的最新、最理想的鑄造用砂，在未來的發展中具有非常廣泛的應用可行性。
物理化學
產品實體性能 | |||||||||||
顆粒形狀 | 圓形的 | 耐火材料 | ≥1800 ℃ | ||||||||
顏色 | 深棕色 | 熱膨脹 | 0.13% | ||||||||
堆積密度 | 1.95 -2.05g/ ㎝³ | 導熱 係數 | 0.698W/MK | ||||||||
真實密度 | 3.4克/立方厘米 | 稜角度 | ≤1.1 | ||||||||
化學成分 | |||||||||||
作品 | 三氧化二鋁 | 二氧化矽 | 三氧化二鐵 | 二氧化鈦 | 高的 | 氧化鎂 | 氧化鉀 | 氧化鈉 | |||
內容 | 70-75% | 8-20% | ≤3% | ≤3.5% | ≤0.45% | ≤0.35% | ≤0.33% | ≤0.08% | |||
尺寸分佈
網 | 一 | 1700 | 850 | 600 | 第425章 | 300 | 212 | 150 | 106 | 75 | 53 | 平底鍋 |
規格 | 10 | 20 | 30 | 40 | 50 | 70 | 100 | 140 | 200 | 270 | ||
20-40 | ≤2 | 15-40 | 30-55 | 15-35日 | ≤3 | |||||||
30-50 | ≤10 | 25-45 | 35-55 | 5-15 | ≤5 | ≤2 | ||||||
40-70 | ≤10 | 25-45 | 20-40 | 5-25 | ≤7 | ≤5 | ||||||
40-100 | ≤3 | 10-25日 | 25-40 | 25-45 | 10-25日 | ≤10 | ≤5 | |||||
50-100 | ≤10 | 10-30日 | 30-50 | 15-35日 | ≤15 | ≤5 | ≤2 | ≤1 | ||||
50-140 | ≤8 | 10-25日 | 20-45 | 20-45 | 5-20 | ≤7 | ≤2 | ≤1 | ||||
70-140 | ≤10 | 10-25日 | 25-45 | 15-35日 | ≤15 | ≤5 | ≤2 | |||||
100-200 | ≤3 | 10-35日 | 35-55 | 15-35日 | ≤10 | ≤5 | ||||||
100-270 | ≤2 | 5-20 | 30-50 | 25-45 | 5-20 | ≤8 | ||||||
140-270 | ≤5 | 5-25 | 40-60 | 25-40 | ≤15 | |||||||
200-270 | ≤5 | 35-55 | 25-45 | 25 | ||||||||
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