Special Design For Quartz Crystal Sand - High Grade Fused Quartz Products Used in Quartz Ceramic Crucible for Polycrystalline Silicon Ingot Casting Area – Sainuo
Special Design For Quartz Crystal Sand - 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:
We stick to our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We aim to create more value for our customers with our rich resources, advanced machinery, experienced workers and excellent services for Special Design For Quartz Crystal Sand - 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: United States, Stuttgart, Poland, We can meet the various needs of customers at home and abroad. We welcome new and old customers to come to consult & negotiate with us. Your satisfaction is our motivation! Allow us to work together to write a brilliant new chapter!
By Tom from Zimbabwe - 2018.11.11 19:52
Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!
By Eleanore from Estonia - 2018.06.19 10:42