石英質搗打料
相關資訊
一、產品性能指標：
| 性能 Properey | GGD-1 | GGD-2 | GGD-3 | GGD-4 | GGD-5 | ||
| 牌號 Brand | |||||||
| 化學成分（%）Chemical composition | SiO2≥ | 95 | 96 | 96 | 97 | 90 | |
| Al2O3≤ | 0.7 | 0.6 | 0.6 | 0.5 | 0.4 | ||
| Fe2O3≤ | 0.5 | 0.5 | 0.4 | 0.4 | 0.8 | ||
| 冷態(tài)耐壓強度（Mpa) Cold crushing strength |
1350℃×3h After firing at |
15 | 15 | 10 | 10 | 25 | |
| 顯氣孔率（％） Ａpparent porosity |
1350℃×3h After firing at |
26 | 26 | 25 | 25 | 23 | |
| 燒后線變化率（％）Linear changing after burnt | 1350℃×3h After firing at |
0～+1.6 | 0～+1.6 | 0～+1.2 | 0～+1.2 | 0～+1.0 | |
| 體積密度（g/cm3）Bulk density | 1350℃×3h After firing at |
2.0 | 2.0 | 2.1 | 2.1 | 2.2 | |
| 耐火度(℃) Refractoriness |
1630 | 1650 | 1650 | 1680 | — | ||
| 集料粒度(mm)Max. grain size of aggregate |
5 | 4.5 | 4.5 | 4.2 | 4.2 | ||
| 施工用量(kg/m3) Amount for construction |
2300 | 2300 | 2300 | 2400 | 2400 | ||
| 施工方式 Mathod of construction |
振動或搗打 Jolt or ramming | ||||||
| 應用 Application |
青銅bronze | 紫銅.黃銅copper brass | 白銅cupronickel | 鋼.鐵stee l | 鋁及合金aluminium | ||
| 金屬熔煉爐、保溫爐 Melting furance for nonferrous metals |
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| 特點 Characteristic |
價廉 保溫 節(jié)電 不沾渣 快速干燥 化學結合 耐侵蝕Cost down Thernalinsulation Economy electricity Nostickresidue Fast drying Chemicalbonded Corrosion r
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