1. Product Introduction
Aluminum Hydroxide Ultrafine Precipitated
CAS NO. 21645-51-2
Molecular Formula: Al(OH)3
Aluminium hydroxide, Al(OH)3 other names Aluminic hydroxide, Aluminic acid, white amorphous powder. AHT-205 is a kind of precipitated aluminum hydroxide with ultrafine particle size, regular crystal structure, high-purity, high whiteness, low surface activity and small specific surface area, can be widely used in various of processing technology.
2. Specification or COA
Al(OH)3 | % | ≥99.4 |
SiO2 | % | ≤0.02 |
Fe2O3 | % | ≤0.02 |
Na2O | % | ≤0.3 |
Na2O (Soluble) | % | ≤0.03 |
Moisture | % | ≤0.3 |
Loss on ignition (600℃) | % | 34.5±0.5 |
Whiteness | % | ≥96 |
Particle size D50, Laser diffraction | μm | 0.8-2.1 |
PH value | — | 8-10 |
Oil absorption (linseed oil) | Ml/100g | ≤50 |
Electrical conductivity | us/cm | ≤150 |
Specific Surface Area | m2/g | 3-6 |
Density | g/cm3 | 2.4 |
Refractive index | — | 1.58 |
3. Product application
Aluminum Hydroxide is mainly used in cross linking or grafted polyethylene, silicon rubber, PVC.
Product No. | Description | Application recommendation |
AHT-205 | uncoated | polyethylene and polyethylene copolymer, rubber, TPE and PVC |
AHT-205-S | fatty acid coated | Mainly used in PVC, polyethylene copolymer, rubber |
AHT-205-E | vinyl silane coated | Mainly used in cross linking or grafted polyethylene, silicon rubber, PVC |
AHT-205-N | amino silane coated | mainly used in polyethylene copolymer (EVA, EEA), rubber |
AHT-205-H | epoxy silane coated | Mainly used in thermosetting resin such as epoxy |
4. Packing & Delivery
Standard export neutral packing in 20kg/bag, 25kg/bag, paper-polymer outer & PE inner bag.
5. Product characterization
Aluminum hydroxide ---- SEM
Aluminum hydroxide --- typical particle size distribution
