Aluminum Dihydrogen Phosphate | CAS 13530-50-2 | Refractory Binder Manufacturer
Product Name: Aluminum Dihydrogen Phosphate
CAS Number: 13530-50-2
Molecular Formula: Al(H₂PO₄)₃
Molecular Weight: 299.9 g/mol
Product Introduction
Aluminum dihydrogen phosphate is a common inorganic polymer material with excellent high-temperature resistance, corrosion resistance, and adhesive properties. It is widely used in refractory materials, electrical insulation, high-temperature coatings, and the foundry industry. It can be divided into liquid and powder forms depending on its form. It is primarily used as an inorganic binder and is particularly suitable for structural materials in high-temperature environments.
Physical & Chemical Properties
| Property | Specification |
|---|---|
| Product Name | Aluminum Dihydrogen Phosphate |
| CAS Number | 13530-50-2 |
| Molecular Formula | Al(H₂PO₄)₃ |
| Molecular Weight | 299.9 g/mol |
| Appearance (Liquid) | Colorless to light yellow transparent liquid |
| Appearance (Powder) | White powder |
| P₂O₅ Content | 40% – 45% |
| Al₂O₃ Content | 9% – 12% |
| pH (10% solution, 25°C) | 1.5 – 2.5 |
| Solubility | Soluble in water |
| Density (20°C, Liquid) | 1.47 – 1.50 g/cm³ |
| Shelf Life | 6 – 12 months (sealed container) |
| HS Code | 2835299000 |
Applications
Refractory Materials: Used as a high-temperature binder in monolithic refractory materials (castables, coatings, and brick bonding), improving structural strength and thermal shock resistance.
Ceramics and High-Temperature Coatings: Used in the production of high-performance ceramic substrates and surface protective coatings, enhancing acid and alkali resistance and thermal stability.
Electrical Insulation Materials: Used to improve insulation performance in high-voltage electrical equipment and cable accessories.
Foundry Industry: Used in precision casting coatings and metal core-shell binders, improving casting quality and surface finish.
Environmentally Friendly and Inorganic Adhesives: Can be used as a base material for low-VOC or inorganic environmentally friendly adhesives.
Packaging and Storage
Packaging:
Liquid: 30kg/drum, 250kg/IBC drum
Powder: 25kg/woven bag or paper bag
Storage:
Store in a cool, dry place, sealed and protected from moisture and freezing. Use as soon as possible after opening. Slight settling is normal and can be stirred before continued use. Shelf life: 6-12 months (depending on storage conditions).
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