Calcined Alumina
1. Basic indicators
Molecular Formula | Al2O3 |
Appearance | White powder |
CAS No. | 1344-28-1 |
Hs Code | 281820 |
2. Technical specifications
Items | Chemical components | a-Al2O3 | Effective density g/cm3 | Primary crystal size D50 um | Particle size D50 um |
Al2O3 % | SIO2 % | Fe2O3 % | Na2O % | L.O.I. % |
JZBT-CA-1 | ≥99.5 | ≤0.03 | ≤0.02 | ≤0.20 | ≤0.10 | ≥94 | ≥3.94 | 3-5um | 75-90um |
JZBT-CA-2 | ≥99.5 | ≤0.04 | ≤0.03 | ≤0.30 | ≤0.10 | ≥93 | ≥3.93 | 1.5-3.5um |
Note: we can order the production according to user requirements, processing of various sizes, mesh powder. |
3. Application
Widely used in electronic substrate, spark plugs, high temperature ceramics, roller bars and other alumina ceramic products and high-grade pigments, glazes and other industries. Widely used in jewelry, plastics, metal mirror, stainless steel and other soft and hard materials grinding and polishing, but also for the manufacture of chemical ball and grinding ball.
4. Packing and storage
Packing: Double coated plastic woven bag, 25kg net; 500kg / 1000kg jumbo bags.
Storage: Dry, ventilated, moisture proof.
高温氧化铝
本品为白色粉末或细砂状，流动性好，性能稳定，较难溶于酸碱溶液中，具有良好的烧结性能。本品用作高铝耐火材料，电磁器件以及抛光研磨等制品中的原料。
一、主要标准及特性
化学物质：氧化铝(α-AL2O3)/高温
产品状态：白色粉末
包装：25kg 编织袋， 1000kg 大袋
产品主要特点：白色粉末或细砂状，流动性好，性能稳定，较难溶于酸碱溶液中，具有良好的烧结性能。
应用范围：高铝耐火材料，电磁器件以及抛光研磨等制品中的原料。
二、质量指标
序号 | 项目 | 单位 | 指 标 |
SS-1 | SS-2 |
1 | AL2O3 | ％≥ | 99.5 | 99.5 |
2 | SiO2 | %≤ | 0.026 | 0.06 |
3 | Fe2O3 | ％≤ | 0.04 | 0.03 |
4 | Na2O | ％≤ | 0.20 | 0.30 |
5 | 灼碱 | ％ | 1.0 | 1.0 |
6 | α-AL2O3 | ％≥ | 94.0 | 93.0 |
7 | 真比重 | ％≥g/cm3 | 3.94 | 3.95 |
