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Home » Product Directory » Metallurgy, Mineral & Energy » Mica, Asbestos, Quartz & Sand » Qmin-Sil Series Fused Silica

Qmin-Sil Series Fused Silica

Qmin-Sil Series Fused Silica
Qmin-Sil Series Fused Silica
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Product Description

Qmin-SIL Series Fused Silica is made of highest purity Chinese crystal Silica by electrically fusing (fusing temperature 1800-2000º C)to amorophos Silicon dioxide, then specially engineered ingots, granular and flour form designed for different usage. This product has a very low thermal conductivity and excellent thermal shock resistance.

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

Physical Properties:
Appearance: Transparent Ingots, Granule or White Powder
Specific Gravity: 2.21
Hardness( Mohs): 7.0
pH: 5-7
Whiteness: 95Min.
Size Available: (Ingot, Granules and powder):
(1) 3-10mm, 10-50mm, 8-5mm, 5-3mm, 3-1mm, 1-0.5mm, 1-0.2mm, 0-0.5mm, 0.5-0.2mm,
0.5-0.1mm, 0.2-0.1mm, 0.5-1mm.
(2) -4+10mesh, -10+20mesh, -20+50mesh, -30+50mesh, -50+100mesh, -120F,
-200F, -325F, -400F, -600F.

Item Ingot & Granule Powder
SiO2 99.9% 99.8%
AL2O3 40ppm 500ppm
Fe2O3 40ppm 50ppm
Na2O 40ppm 50ppm
K2O 40ppm 50ppm
   
Company: Q Minerals (Xinyi) Co., Ltd.

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