2023 Factory Consistent Quality Fused Silica for Refractory, Investment Casting, Ceramic

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SKU: 2658
Brands: Chemsize
Category: Chemicals , Quartz
Condition: New
Location: China
750.00 750.00
Quantity

2023 Factory Consistent Quality Fused Silica for Refractory, Investment Casting, Ceramic US $500.00-750.00 / Ton |1 Ton (Min. Order) Certification: ISO Application: Rubber, Plastic, Chemical, Ceramic, Casting, Glass Type: Fused Silica Sand and Po

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Product Description

We're fused silica sand and powder manufacturer/factory: Consistent Quality,Best Price and Severice!!!
2023 Factory Consistent Quality Fused Silica for Refractory, Investment Casting, Ceramic2023 Factory Consistent Quality Fused Silica for Refractory, Investment Casting, Ceramic2023 Factory Consistent Quality Fused Silica for Refractory, Investment Casting, Ceramic
Product Description

Fused Silica sand&powder Specifications: 
 
1. Physical Properties
1.1 Composition SiO2
1.2 Structure Amorphous
1.3 Colour Transparent or white
1.4 Melting Temperature approx.1750ºC
1.5 Specific Gravity 2.21g/cm3
1.6 Hardness 7 Mohs
1.7 Thermal Expansion 0.5*10-6

2.

Chemical Properties
     
2.1 SiO2 >99.9%
2.2 Al2O3 <100ppm
The finer the power,the higher the Al2O3,as powder is produced by ball mill with Alumina ball.
2.3 Fe2O3 <50ppm for grain
2.4 CaO <30ppm
2.5 Na2O <30ppm
2.6 K2O <30ppm

3.   Particle Size Distribution
  Standard
  10-20 30-50 50-100 -120 -200 -325
Mesh Microns            
+8 2360 <2          
+12 1700 6-25          
+16 1180 33-50          
+20 850 25-45 <1        
+30 600 13 25-40        
+40 425   32-45        
+50 300   15-30 <13      
+70 212     30-60      
+80 180   0-11     <1  
+100 150     28-51 <10 <1  
+140 106     4-16 7-13 <10  
+200 75     <2 10-15 <10 <3
+325 45       14-20 15-30 4-11
Pan   <3 <2 <1 45-55 70-80 86-97
*Pan designates the percentage of fused silica passing the last reported screen for each size.