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SGS Test Approved Stable Good Quality Fused Silica for Refractory, Ceramic, Investment Casting, Ramming Mass
SGS Test Approved Stable Good Quality Fused Silica for Refractory, Ceramic, Investment Casting, Ramming Mass
SGS Test Approved Stable Good Quality Fused Silica for Refractory, Ceramic, Investment Casting, Ramming Mass
SGS Test Approved Stable Good Quality Fused Silica for Refractory, Ceramic, Investment Casting, Ramming Mass
SGS Test Approved Stable Good Quality Fused Silica for Refractory, Ceramic, Investment Casting, Ramming Mass
SGS Test Approved Stable Good Quality Fused Silica for Refractory, Ceramic, Investment Casting, Ramming Mass

SGS Test Approved Stable Good Quality Fused Silica for Refractory, Ceramic, Investment Casting, Ramming Mass

Min.Order: 1
Product origin: Lianyungang, Jiangsu, China
Infringement complaint: complaintComplaint
US$ 500 ~ 750

Description
We'd like to send free samples of fused silica sand,fused silica powder for Purpose of  test,Research and Development.

SGS Report:




Grade A Fused Silica grain and fused silica flour Specifications:
 
1.Physical Properties
1.1CompositionSiO2
1.2StructureAmorphous
1.3ColourTransparent or white
1.4Melting Temperature approx.1750ºC
1.5Specific Gravity2.21g/cm3
1.6Hardness 7 Mohs
1.7Thermal Expansion 0.5*10-6

2.
Chemical Properties
  Grade A Plus
2.1SiO2>99.9%
2.2Al2O3<100ppm
The finer the power,the higher the Al2O3,as powder is produced by ball mill with Alumina ball.
2.3Fe2O3<30ppm for grains
<60ppm for powder
2.4CaO<15ppm
2.5Na2O<15ppm
2.6K2O<15ppm

3.  Particle Size Distribution
 Standard
 10-2030-5050-100-120-200-325
MeshMicrons      
+82360<2     
+1217006-25     
+16118033-50     
+2085025-45<1    
+306001325-40    
+40425 32-45    
+50300 15-30<13   
+70212  30-60   
+80180 0-11  <1 
+100150  28-51<10<1 
+140106  4-167-13<10 
+20075  <210-15<10<3
+32545   14-2015-304-11
Pan <3<2<145-5570-8086-97
*Pan designates the percentage of fused silica passing the last reported screen for each size.

Fused Silica Pictures:















Fused silica grit Grade A Plus Package and Delivery:

Paper bags








Plastic Woven Bag of 25kg Net each,Then on Pallet:





Factory and Quality Control Pictures:


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