China China High Density Ft Mullite Insulation Brick For Lime Kilns factory and manufacturers Manufacturer and Supplier

China High Density Ft Mullite Insulation Brick For Lime Kilns factory and manufacturers

Short Description:

mullite insulation bricks are made from good quality and superpure raw materials, with strictly classified fillings according to their grades. These fillings can form a uniform pore structure after burnt during the process of manufacture. Each grade of products has unique design to meet different thermal, physical and chemical demands.

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Applications:

Mullite insulation bricks refractory material can be used in linings or heat-insulating materials of the industries, such as, etlene pyrolysis furnaces, tubular furnaces, reforming furnaces of synthetic ammonia, gas generators and high-temperature shullte kilns, etc

Specifications:

Items		MU 60	MU 65	MU 70	MU 75
Chemical Composition	Al2O3 %	≥60	≥65	≥70	≥75
	SiO2 %	≤35	≤33	≤26	≤24
	Fe2O3 %	≤1.0	≤1.0	≤0.6	≤0.4
Bulk Density g/cm3		≥2.55	≥2.55	≥2.55	≥2.55
Reheating Linear Change (%) 1500℃×2h		0~+0.4	0~+0.4	0~+0.4	0~+0.4
Apparent Porosity %		≤17	≤17	≤17	≤18
Thermal Conductivity W/(m·K) 1000℃		1.74	1.84	1.95	1.95
Cold Crushing Strength MPa		≥60	≥60	≥80	≥80
Thermal Expansion Coefficient (×10-6℃-1)		0.6	0.6	0.6	0.55
0.2Mpa Refractoriness Under Load T0.6 ℃		≥1580	≥1600	≥1600	≥1650
Thermal Shock Resistance 1000℃ water cycles		≥18	≥18	≥18	≥18

Competitive Advantage:

Competitive Price. Make the products competitive in your market.
Abundant Experience. Prevent cracks and twist in bricks.
Different Moulds. Save mould fees for you.
Strict Quality Control. Meet clients’ quality requirement.
Large stocks. Guarantee prompt delivery.
Professional Packing. Avoid damage and secure the goods in transportation

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