Quartz,
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For Price
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Glass Materials/Frosted Powder
Negotiate
No
None
None
2014/08/06
Standard: 100--325 mesh、325-0 mesh、500 mesh、800 mesh、1250 mesh、1500 mesh
SiO2: 99.90% min
Fe2O3: 60 ppM
Al2O3: 30 ppM - 50 ppM
K2O: 15 ppM max
NA2O: 15 ppM max
EC: 1.8 - 2.2
PH: 6.6
Special Features:
Near zero thermal expansion coefficient
Excellent thermal shock resistance
Pure( high SiO2 content ,low Iron ,Potassium & Sodium Oxide)
Consistent Chemistry
Statistically controlled particle size distribution
Main Applications:
EMC( Epoxy Molding Compound )
Investment Casting ,shell mould product
Refractory & Ceramic materials
Paint
Others
China
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