High Quality Fused Mullite Powder For Refractory Slab / Mullite Fused Powder

Specifications

Mullite Fused Powder
1.Professional manufacturer
2.Al2O3:99.33%min
3.Free sample
4.Passed ISO9001:2008

High Quality Fused Mullite Powder For Refractory Slab / Mullite Fused Powder

 

Features and advantages:

1. High refractoriness

2. Aluminum content high, the iron content low

3. High volume density

4. Thermal expansion coefficients of small

5. Physicochemical stability.

6. Fully calcined

7. Dust content low

8. The specification standards

 

Size:

Size of Mullite sand: 8-16 mesh,16-30 mesh,30-60 mesh,30-80 mesh,60-80 mesh,80-120 mesh
Size of Mullite flour: -200M mesh,-250 mesh,-270 mesh,-325 mesh

 

Physical and chemical index:

Item/ Grade	Index
	ZYM-45	ZYM-44	ZYM-43	ZYM-42
AL2O3 %	45-47	44-46	43-45	42-45
Fe2O3 %	0.8-1.2	1.2-1.5	1.5-2.0	2.0-3.0
SiO2 %	49-52	50-53	50-53	51-54
Ti02 %	0.8	0.9	1.0	1.2
K2O+Na2O %	0.3	0.4	0.4	0.5
Ca0+Mg0 %	0.5	0.5	0.6	0.7
Bulk density g/cm3(min)	2.55	2.53	2.50	2.46
Refractoriness °C (min)	1770	1760	1740	1720
Mullte % (min)	65	60	55	45

 

Applications:

1) Product is suitable for Stainless steel, alloy steel, carbon steel, heat-resistant steel, titanium alloy, nickel alloy, aluminum alloy, cast iron, cast copper complex precision castings and big, medium and small castings, etc.

2) Product is suitable for precision casting ,Silicon Sol investment casting, lost wax casting ,Cast steel, cast copper, Vacuum casting, plaster filler v-process, casting coatings, casting mold shell, etc.