selling mullite sand for precision casting, lots of mullite sand from china

Mullite sand/powder for precision casting is made from high quality hard clay through high temperature calcination and special process , the product has strictly stable size distribution . extremely low iron and dust content. Featured with stable casting and shelling property,it has been applied by precision casting factories in japan,Europe and etc.for long time.

Mullite sand: 16-30,30-60,30-80,60-80 mesh, 2. Mullite flour: -200,-250, -325 mesh, 3. Mainly used for precision casting

Mullite sand,Mullite flour, Precision casting mullite sand

Features and advantages:

1. High refractoriness

2. Aluminum content high, the iron content low3. High volume density

4. Thermal expansion coefficients of small

5. Physicochemical stability.

6. Fully calcined

7. Dust content low

8. The specification standards

Size:

1. 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 meshPhysical and chemical index:

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.

Packaging Detail:25KG plastic woven bag & 1000KG big bag or wooden pallet