Al2O3 68-73% SiO2 22-28% Fe2O3 1.2 R2O 0.3 Bulk Density 2.85 Main crystal phase 3

Made from the natural high-quality bauxite,our product is through multi-level homogenization,and then calcined at over 1750°C. it possesses many good characteristics such as high bulk density,stable quality,good thermal shock resistance,small index of high temperature creep and good resistance to chemical corrosion,it is an ideal raw material for the following refractory products like a variety of shaped and unshaped refractories,advanced ceramic asanitary ware body,precision casting models and so on.

  

Technical Index:

Brand	Al2O3	SiO2	Fe2O3	R2O	Bulk density (g/cm3)	Main crtstal phase(%)
M70	68-73	22-28	≤1.2	≤0.3	≤2.85	≤3
M60	58-62	33-28	≤1.1	≤0.3	≥2.75	≤3
M45	42-45	53-55	≤0.4	≤1.6	≤2.50	≤2

Grain Size:

Specifcation(mm)	Sieve mesh	Typicl value of pacticle composition(%	min-max(%
5-3
+5mm		4	0-8
+4mm	5	40
+2.8mm	7	34
-2.8mm	7	5	0-8
3-1
+2.8mm	7	4	0-8
+2.0mm	10	40
+1.0mm	18	30
-1.0mm	18	5	0-10
1-0
+1.0mm	18	3	0-8
+0.5mm	35	40
+0.125mm	120	25
-0.125mm	120	20	10-30

1.Wide sizes variety available against customers' request

2.Mesh analysis according to GB/T6003.1-1997(ISO3310.1-1997)or tailor-made processing agreement

3.Package:25kg,1000kg or on customers' request

Satered Mullite (M70)