USA Quality Standard Fused Silica Sand for Refractory Shapes and Unshapes

• Application: Refractory
• Type: Fused Silica Refractory Grade
• Sio2: >99.85%
• Fe2o3: <0.006%
• Xrd Test Result: Amorhous
• Density: 2.21g/cm3
• Model NO.: 0-1mm, 1-3mm, 3-5mm
• Transport Package: Plastic Woven Bag, Paper Bag, Big Bag, Pallet
• Specification: SiO2>99.85%
• Origin: China Lianyungang
• HS Code: 32074000
• Production Capacity: 8000mt/Year

Product Description

We'd like to send fused silica grains and fused silica flour free samples for Purpose of  test,Research and Development.

The follow report is XRD report of Refractory Grade Fused Silica sand, Fused silica powder:



Fused Silica sand and fused silica powder for refractory 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/cm^3
1.6	Hardness		7 Mohs
1.7	Thermal Expansion		0.5*10^-6
2.	Chemical Properties
		Refractory Grade Fused Silica
2.1	SiO2	>99.85%
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	<60ppm for grains <100ppm for powder
2.4	CaO	<15ppm
2.5	Na2O	<15ppm
2.6	K2O	<15ppm

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.

Other fused silica sand sizes are avaiable such as: 0-1mm,1-3mm,3-5mm,5-8mm,6-50mesh,4-10mesh etc.

Fused Silica Grains Pictures:















Fused silica sand and fused silica powder Package and Delivery:

Paper bags








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





Factory and Quality Control Pictures: