
Aluminum hydroxide
Al(OH)3
CAS NO.21645-51-2
Introduction
Aluminum hydroxide with a white crystalline powder, non-toxic, tasteless, good liquidity, high whiteness, alkaline ,low iron content .According to different granularity is widely used as artificial marble and artificial onyx filler, abrasive flame retardant, etc.
General properties
Appearance | White powder |
Molecular weight | 78 |
Density | 2.42 |
Crystal system | Mono-clinic system |
Ratio of refraction | 1.57 |
Physical and chemical properties
Model | Unit | AFR-01 | AFR-02 | AFR-03 |
Al(OH)3 | % | ≥99.5 | ≥99.5 | ≥99.6 |
SiO2 | % | ≤0.08 | ≤0.08 | ≤0.08 |
Fe2O3 | % | ≤0.02 | ≤0.02 | ≤0.02 |
Oil absorption rate | % | ≤55 | ≤50 | ≤49 |
Whiteness | % | ≥97 | ≥97 | ≥96 |
Particle size | nm | ≤1 | ≤3 | ≤6 |
Attached water | % | ≤0.05 | 0.05 | 0.05 |
Loss in ignition | % | 34.0-35.0 | 34.0-35.0 | 34.0-35.0 |
Applications
Rubber, unsaturated resin, low smoke zero halogen cable materials
Coating, paper,paint and electronic materials
wire-insulating compound, rubber cable, conveybelt,thermoplasticmaterials,thermosetting materials
Storage and packing
Net weight:25kg/bag, packing paper-polymer outer & PE inner bag
Store in dry, normal temperature, moisture prevention