鄭州市海旭磨料有限公司
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FEPA耐磨粉末白剛玉2000#出口級氧化鋁
白剛玉由純度高,鈉含量低的氧化鋁,經過電弧爐高溫熔融以后制成的氧化鋁。電熔氧化鋁韌性好,耐磨度高,即使在高溫下也具有很高的抗壓、抗彎折強度。因此,在工業中常常作為耐磨原材料添加到涂料、陶瓷、樹脂、復合材料中,增加材料的韌性和耐磨度。
FEPA White aluminum oxide 2000# is made from aluminum oxide powder with high purity and low sodium content, which is melted at high temperature in an electric arc furnace to produce alumina. Electromelted alumina has good toughness and high wear resistance, and even at high temperatures, it has high compressive and bending strength. Therefore, in industry, it is often added as wear-resistant raw materials to coatings, ceramics, resins, and composite materials to increase their toughness and wear resistance.
白剛玉的主要性能特點:
1.白剛玉主要晶相是α氧化鋁,耐磨度高,韌性好。
2.我公司生產的白剛玉粒度砂為固定爐一級白剛玉破碎篩分而來,韌性比傾倒爐白剛玉好。
3.可選粒度廣泛,從8#-10000#均可選用。
4.化學穩定性強,對酸堿的承受能力強,不溶于水。
5.吸油率低。
6.熱穩定性強,高溫下的耐磨性能不受影響。
7.經過特殊球磨工藝生產,金屬殘留小,白度高,不會影響涂料等制品的顏色。
8.白色電熔剛玉的耐火溫度高,耐酸堿腐蝕,熱力性能良好。
The main performance characteristics of white corundum:
1. The main crystal phase of white corundum is α Aluminum oxide has high wear resistance and good toughness.
2. The white corundum particle size sand produced by our company is obtained by crushing and screening the first level white corundum in a fixed furnace, and its toughness is better than that of pouring furnace white corundum.
3. It has a wide range of particle sizes and can be selected from 8 # to 10000 #.
4. Strong chemical stability, strong resistance to acid and alkali, insoluble in water.
5. Low oil absorption rate.
6. Strong thermal stability, and the wear resistance at high temperatures is not affected.
7. Produced through a special ball milling process, the metal residue is small, the whiteness is high, and it will not affect the color of coatings and other products.
8. White fused corundum has a high refractory temperature, resistance to acid and alkali corrosion, and good thermal performance.
白剛玉的化學成分(典型指標):
白剛玉粒度砂 | 白剛玉微粉 | |
---|---|---|
AL2O3 | 99.53% | 99.27% |
SiO2 | 0.06% | 0.14% |
NA2O | 0.23% | 0.28% |
Fe2O3 | 0.07% | 0.06% |
CaO | 0.03% | 0.05% |
白剛玉磨料的物理性能:
顏色 | 白色 |
---|---|
莫氏硬度 | 9.0 |
努普硬度 | 2000 - 2200 Kg/mm2 |
使用溫度 | 1900℃ |
熔點 | 2250℃ |
比重 | 3.95g/cm3 |
體積密度 | 3.6g/cm3 |
堆積密度 | 1.55-1.95 g/cm3 |
吸油率 | ≤8% |
比熱 | 0.26 cal/g.℃(20-90℃) |
導熱系數 | 6.16W/(m·K)(1000℃) |
線膨脹系數 | 8.0×10-6/℃(200-1000℃) |
折射率 | e=1.760 w=1.768 |
化學反應 | 酸性物質:在王水和氫氟酸中少有腐蝕; 堿性物質:僅與強堿熱溶液稍有反應 |
晶形 | 三方晶系 |
粒度牌號 | 平均粒徑(mm) | 基本粒尺寸(mm) |
---|---|---|
8# | 2.460 | 2.000-2.360 |
10# | 2.085 | 1.700-2.000 |
12# | 1.765 | 1.400-1.700 |
14# | 1.470 | 1.180-1.400 |
16# | 1.230 | 1.100-1.180 |
20# | 1.040 | 0.850-1.000 |
22# | 0.885 | 0.710-0.850 |
24# | 0.745 | 0.600-0.710 |
30# | 0.625 | 0.500-0.600 |
36# | 0.525 | 0.425-0.500 |
40# | 0.438 | 0.355-0.425 |
46# | 0.370 | 0.300-0.355 |
54# | 0.310 | 0.250-0.300 |
60# | 0.260 | 0.212-0.250 |
70# | 0.218 | 0.180-0.212 |
80# | 0.185 | 0.150-0.180 |
90# | 0.154 | 0.125-0.150 |
100# | 0.129 | 0.106-0.125 |
120# | 0.109 | 0.090-0.106 |
150# | 0.082 | 0.063-0.075 |
180# | 0.069 | 0.053-0.075 |
220# | 0.058 | 0.045-0.063 |
JIS粒度 | D0值(um) | D3值(um) | D50值(um) | D94值(um) |
---|---|---|---|---|
240# | ≤ 127 | ≤ 103 | 57.0±3.0 | ≥ 40 |
280# | ≤ 112 | ≤ 87 | 48.0±3.0 | ≥ 33 |
320# | ≤ 98 | ≤ 74 | 40.0±2.5 | ≥ 27 |
360# | ≤ 86 | ≤ 66 | 35.0±2.0 | ≥ 23 |
400# | ≤ 75 | ≤ 58 | 30.0±2.0 | ≥ 20 |
500# | ≤ 63 | ≤ 50 | 25.0±2.0 | ≥ 16 |
600# | ≤ 53 | ≤ 41 | 20.0±1.5 | ≥ 13 |
700# | ≤ 45 | ≤ 37 | 17.0±1.5 | ≥ 11 |
800# | ≤ 38 | ≤ 31 | 14.0±1.0 | ≥ 9.0 |
1000# | ≤ 32 | ≤ 27 | 11.5.±1.0 | ≥ 7.0 |
1200# | ≤ 27 | ≤ 23 | 9.5±0.8 | ≥ 5.5 |
1500# | ≤ 23 | ≤ 20 | 8.0±0.6 | ≥ 4.5 |
2000# | ≤ 19 | ≤ 17 | 6.7±0.6 | ≥ 4.0 |
2500# | ≤ 16 | ≤ 14 | 5.5±0.5 | ≥ 3.0 |
3000# | ≤ 13 | ≤ 11 | 4.0±0.5 | ≥ 2.0 |
4000# | ≤ 11 | ≤ 8.0 | 3.0±0.4 | ≥ 1.8 |
6000# | ≤ 8.0 | ≤ 5.0 | 2.0±0.4 | ≥ 0.8 |
8000# | ≤ 6.0 | ≤ 3.5 | 1.2±0.3 | ≥ 0.6 |
產品用途
1.玻璃鋼隔柵網耐磨層。
2.地坪涂料耐磨骨料。
3.聚氨酯FPR衛浴制品。
4.氟碳涂料添加骨料。
5.炫彩玻璃耐刮蹭涂層。
6.陶瓷剎車片耐磨部件填充。
7.橡膠膠輥耐磨填料。
8.膠粘劑、耐磨膠水添加材料。
規格參數
行業分類:
五金工具/磨料/人造磨料
產品類別:
白剛玉
品 牌:
海旭磨料
規格型號:
2000#
庫 存:
10000
生 產 商:
鄭州市海旭磨料有限公司
產 地:
中國河南省鄭州市
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