High-alumina plastic refractory, ramming mass

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High-alumina plastic refractory, ramming mass

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Amorphous metallurgical material

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High aluminum plastic, ramming material

　　The products are mainly made of clay, high alumina and corundum, with ultrafine powder, high-quality clay and inorganic salts like phosphoric acid, phosphate, aluminum sulfate and sodium silicate as binding agents, and plasticizer, water retaining agent, water reducing agent and preservation agent as additives. It boasts the advantages of ideal viscosity, high bonding strength, thin mud joints, and great construction performance, and its bonding time may be adjusted as needed for construction. It is suitable for masonry refractory bricks for thermal kilns.

brand Number		GLS-55	GLS-60	GLS-70
Al2O3; %		≥55	≥60	≥70
Bulk Density g/cm3	110℃×24h	≥2.3	≥2.4	≥2.5
Room temperature compressive strength MPa	110℃×24h	≥20	≥25	≥30
Room temperature compressive strength MPa	1450℃×3h	≥30	≥35	≥40
Reburn line changes %	1450℃×3h	±0.8	±0.8	±0.8