Our Quartz Material Warehouse
Physical properties of standard quartz tubes
Performance SP-200 series Density 2.2 x 103kg/m3 Tensile strength 4.7 x 107Pa(n/m2) Compressive strength >1.1 x 109Pa Coefficient of thermal expansion (20 oC -300 oC) 5.5 x 10-7 cm/cm oC Thermal conductivity (20 oC) 1.4w/m oC Specific heat (20 oC) 660J/kg oC Softening Point 1683 oC Annealing point 1215 oC Remark： Thermal stability- The [...]
Analysis of silicon resources in China and other countries
Silicon is a very rich element in the earth, which accounts for 25.8% of the earth's surface and second only to the oxygen element.Silicon resources refers to crystal, quartz vein quartz, quartz gravel, natural silica sand, etc..The main chemical composition is SIO2, which is rich in natural resources.According to data records, Brazil quartz resources are [...]
Positioning of our goals
Donghai County as the "Crystal City" is famous in China and foreign countries.In this magical land is rich in reserves with quality of crystal and quartz resources.In recent years, in the promotion of the government, vigorously develop the silicon material products processing industry relying on a wealth of crystal and quartz resources.Donghai has become the [...]
