Sintered Grade Refractory Mullite with Al2O3 70-45%

• Classification: Refractory Raw Material
• High Purity: 70%
• Bulk Density: 2.6kg/M3
• Refractoriness: 1800degree
• Low Iron: 1.5% Max.
• Application: Refractory Raw Mateiral or Castable
• Model NO.: M70, M60, M45
• Transport Package: 25kg Bag/Jumbo Bag
• Specification: SM70, 60, 45
• Trademark: YZSD
• Origin: Henan, China
• HS Code: 2508600000
• Production Capacity: 30000mt/Year

Product Description

Sintered mullite with black color type and pure white type.

Characteristics of our Sintered Mullite:
Low expansion rate
Good durability
Anti chemical corrosion
Good thermal shock resistant
Low creep rate at high temperature

Item	Fused  Mullite		Sintered  Mullite
	FM-1	FM-2	M75	M70-1	M70-2	M60-1	M60-2	M45-1	M45-2
Al2O3  %	70-77	67-74	73-78	68-  73	68-  73	57-  62	57-  62	43-  48	43-  48
SiO2  %	22-29	21-28	- -	- -	- -	- -	- -	- -	- -
TiO2  %  ≤	0.1	2	0.5	0.5	3.5	0.5	2.5	1	1.5
Fe2O3  ≤	0.2	0.6	0.5	0.5	1.5	0.5	1.5	0.5	1.3
Na2O+K2O  ≤	0.4	0.5	0.5	0.4	0.4	0.3	0.3	0.4	3
Bulk  Density  g/cm3  ≥	2.9	2.9	2.9	2.85	2.75	2.65	2.65	2.55	2.55
Apperant  porosity  %  ≤	5	4	3	3	5	5	5	4	4