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Mullite sand,Mullite flour, Precision casting mullite sand
Characteristics:
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.
Advantages:
1. Easy out of shell.
2. No deformation.
3. No reduced scale.
4. Good brightness , Good finish .
5. Product rate is high.
Physical and chemical index:
Item/ Grade | Index | |||
ZYM-45 | ZYM-44 | ZYM-43 | ZYM-40 | |
AL2O3 % | 45-47 | 44-46 | 42-45 | 40-42 |
Fe2O3 % | 1.0-1.3 | 1.3-1.6 | 1.6-2.2 | 2.2-3.0 |
SiO2 % | 49-52 | 50-53 | 51-54 | 51-55 |
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 | 2.45 |
Refractoriness °C (min) | 1770 | 1750 | 1730 | 1700 |
Mullte % (min) | 55 | 52 | 50 | 40 |
Size:
Size of Mullite sand: 8-16,16-30,30-60,30-80,60-80,80-120 (mesh)
Size of Mullite flour: -200M ,-250 ,-270 ,-325 (mesh)
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 castingsl, 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.
About our company
Our company ZHUOYUE CO.,LTD is the specialized manufacturer and exporter of Mullite sand, Mullite flour,Zircon flour and Zircon sand, in China. Primarily export to South Korea, Indonesia, Thailand, Vietnam,Israel, Japan and the United States.