| 原產地：江西 | 二氧化矽含量：60（%） | 品級：一級品 |
| 熱膨脹系數：- | 類別：細粉 | 折光系數：- |
| 熔點：-（℃） | 莫氏硬度：- | 密度：-（g/cm3） |
| 白度：92（%） | PH值：7-9 |
| 產品圖片 |
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| 產品特點及用途EProduct characteristics and USS | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 矽灰石粉400-2500目
註：可以按照客戶的需求生產不同白度、純度、細度的矽灰石粉。
Silicon ash powder 400-2500 mesh
Second, the related technical parameters
Gauge,
Determination of project 400 m 800 m 1250 m 2000 m 2500 m
SiO2 Silica % or less 49.8 49.8 49.8 49.8 49.8
cao Calcium carbonate % p 47.2 47.2 47.2 47.2 47.2
Fe2O3 Ferric oxide % or less 0.2 0.02 0.02 0.02 0.02
MgO style Magnesium oxide % or less 0.25 0.25 0.25 0.25 0.25
Al2O3 3 oxidation 2 aluminium % or less 0.25 0.25 0.25 0.25 0.25
PH Value The PH 7-9 7-9 7-9 7-9 7-9
Whiteness Whiteness % p 90 91 92 92 92
The True Specific Gravity True ratio (t/m3) 2.8 2.8 2.8 2.8 2.8
Postulate Specific Gravity False ratio (t/m3) 0.6 to 1.4 0.6 to 1.4 0.6 to 1.4 0.6 to 1.4 0.6 to 1.4
The Moh 's Hardness Mohs hardness 4.5 to 5.5 4.5 to 5.5 4.5 to 5.5 4.5 to 5.5 4.5 to 5.5
Refraction Coefficient Refraction coefficient 1.63 1.63 1.63 1.63 1.63
Melting Point Melting point ℃ 1540 1540 1540 1540 1540
Density The density of the 2.75 2.75 2.75 2.75 2.75
Coefficient of Thermal Expansion Thermal expansion coefficient 6.5 * 10-6 6.5 * 10-6 6.5 * 10-6 6.5 * 10-6 6.5 * 10-6
The Length Density Length to diameter ratio 20 - spake 10 - those days 10 - those days 10-15 10-15
Loose Density Loose density (g/cm2) 0.1 to 0.15 0.2 to 0.25 0.25 to 0.28 0.35 to 0.4 0.4 to 0.5
Compacted Density The compaction density (g/cm2) 0.8 to 0.85 0.8 to 0.85 0.8 to 0.85 0.8 to 0.85 0.8 to 0.85
Loss on lgnition Ignition loss % 2 2 2 2 2
Moisture Content The moisture % or less 0.3 0.3 0.3 0.3 0.3
Sieve Test 45 microns screenings (20 microns or less 0.02 0.001 0 0 0
Particle Size Particle size of D97 (microns) or less 40 16 10 6 5
The Product Shape The product shape fibrous fibrous fibrous fibrous fibrous
The Appearance The appearance White powder White powder White powder White powder White powder
Note: can according to customer demand production of different whiteness, purity, silicon ash powder fineness.
Three, product main purposes Is widely used in composite materials, electronic components, packaging materials, high-performance rubber products, auto, mould shell), papermaking, ceramics, building materials, rubber, plastic, paint, coating, metallurgy, chemical industry, welding electrode, nylon powder and as asbestos substitute, etc.
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| 公司所在位置 |
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| 聯系方式 |
聯系地址：廣東省市廣州天河區東圃鎮黃村大道福元南路4號達維商務中心112 移動手機: 13728083267/18998805386陳先生 客服電話：（1）020-81448228（2）81448238 企業QQ：2355354515 2355354510 2355354511 阿裡旺旺：gzyf198 |
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