The fineness requirements of aluminum powder paste for aerated blocks mainly include 0.075mm sieve residue ≤3%. This standard ensures that the particle size of aluminum powder paste is uniform, thus affecting its gas emission performance and the quality of the final product.
Physical properties and chemical composition requirements of aluminum powder paste
Specific surface area: should be between 3 and 10m²/g.
Particle size: controlled between 50 and 150µm, of which the proportion of 50μm shall not be less than 20%, and the proportion of 150μm shall not be greater than 30%.
Active aluminum content: should be between 65% and 85%.
Tap density: should be between 0.4 and 0.8g/cm³.
Ignition temperature: not less than 650℃3.
Chemical composition requirements of aluminum powder paste
Active aluminum: not less than 65%.
Carbon content: not more than 0.05%.
Silicon content: not more than 0.03%.
Iron content: not more than 0.3%.
Sodium oxygen content: not more than 0.30%.
Potassium oxygen content: not more than 0.05%.
Moisture content: not more than 1.0%3.
Jiangsu Jiali New Material Technology Co., Ltd. Is manufacturer of Aluminum paste for AAC blocks, should you have any questions please feel free to contact us :
Contact: Lorena
Mobile: +86 15366416606 ( Wechat & Whatsapp ID)
Email: lorena@jlmaterial.com