- Subcategory: Refractory Binder & Chemical Additive for Industrial Applications
Technical & Chemical Properties
- Chemical Formula: Al(H₂PO₄)₃
- CAS Number: 7784-30-7
- Appearance:
- - - Powder: White to off-white fine powder
- - - Liquid: Clear, viscous liquid
- Purity: ≥ 98%
- pH (1% Solution): ~2.0
- Density:
- - - Powder: ~2.5 g/cm³
- - - Liquid: 1.50 – 1.55 g/cm³
- Solubility: Soluble in water, forming a stable solution
- Thermal Stability: High resistance to heat and chemical degradation
- Nutritional Relevance: Not applicable (industrial use only)
Physical & Mechanical Properties
- Bonding Strength: Excellent adhesion for refractory applications
- Corrosion Resistance: Protects against acidic and alkaline environments
- Thermal Conductivity: Low, making it ideal for insulation applications
- Viscosity (Liquid): 18 – 25 seconds (Ford Cup B-4)
Manufacturing Methods
- Raw Materials: Aluminum hydroxide, phosphoric acid
- Process: Controlled reaction of aluminum hydroxide with phosphoric acid, followed by filtration and drying (for powder) or stabilization (for liquid)
- Quality Control: Ensures high purity, consistent viscosity, and optimal bonding properties
Industrial Applications
- Refractory Industry: Used as a binder for refractory concretes, masses, and mortars
- Ceramics & Glass: Enhances bonding strength in high-temperature applications
- Coatings & Adhesives: Improves adhesion and durability in industrial coatings
- Catalysts & Chemical Processing: Acts as a stabilizer in various chemical formulations
- Construction & Insulation: Used in fireproof coatings and thermal insulation materials
- Others
Packaging & Logistics
- Standard Packaging:
- - - Powder: 25 kg bags, 500 kg jumbo bags
- - - Liquid: 50L, 200L drums, or IBC tanks
- Shipping Dimensions & Weight:
- - - Powder: 25 kg bags (40 bags per pallet)
- - - Liquid: 200L drum (~300 kg per drum)
- Storage Conditions: Keep in a cool, dry place away from moisture