High Quality Silicon Dioxide Food Additive - High Grade Fused Quartz Products Used in Quartz Ceramic Crucible for Polycrystalline Silicon Ingot Casting Area – Sainuo
High Quality Silicon Dioxide Food Additive - High Grade Fused Quartz Products Used in Quartz Ceramic Crucible for Polycrystalline Silicon Ingot Casting Area – Sainuo Detail:
I.Characteristics
1. Near zero thermal expansion, extremely low thermal conductivity.
2. Excellent thermal stability.
3. High purity (the SiO2 content is above 99.8%).
4. Chemical properties are very stable.
5. General mechanical production, particle size for angle type.
II. Main Areas of Application
The Fused quartz particle mainly used in surface sand and surface powder for precision Casting .electronic sealing,paint,coating,Silican rubber,investment casting and high-grade electrical insulation and so on. High grade quartz nozzle,Filling materials including epoxy resin casting, electronic sealing,paint, coating,etc.
III. Basic Parameters
Bulk Density :2.2 g/m3
Hardness :7
Softening Point :1700°C
Melting Point :1750°C
Coefficient of Thermal Expansion :0.1
PH value :6
IV. Chemical Composition
Guaranteed Value | Typical Values | |
SiO2 | 99.7%min | 99.91% |
Al2O3 | 500ppmmax | 360ppm |
Fe2O3 | 500ppmmax | 150ppm |
V. Availability Specifications
We have over 10 years production experience in precision casting and refractory materials.
We also offer a modified specification upon client requirement,Can be produced customized size and specifications to customer granularity requirements.
◆Products feature
1.With lower dielectric constant; Higher purity, better electrical insulation performance, high whiteness; Very low coefficient of thermal expansion;
2.Cost-effective
3.Excellent shelling performance
4.Excellent air permeability and easy mold filling
5.Low thermal expansivity
Product detail pictures:
Related Product Guide:
Our goal is to provide high quality products at competitive prices, and top-notch service to customers around the world. We are ISO9001, CE, and GS certified and strictly adhere to their quality specifications for High Quality Silicon Dioxide Food Additive - High Grade Fused Quartz Products Used in Quartz Ceramic Crucible for Polycrystalline Silicon Ingot Casting Area – Sainuo , The product will supply to all over the world, such as: Cancun, Durban, Slovak Republic, Our aim is to help customers to make more profits and realize their goals. Through a lot of hard work, we establish a long-term business relationship with so many customers all around the world, and achieve win-win success. We will continue to do our best effort to service and satisfy you! Sincerely welcome you to join us!
By Gabrielle from Saudi Arabia - 2018.12.14 15:26
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
By Joanne from Argentina - 2017.01.28 19:59