optical tempered pyrex glass sheet heat resistant borosilicate glass for sale
optical tempered pyrex glass sheet heat resistant borosilicate glass for sale
Borosilicate glass 3.3 is one of transparent colorless glass, through wavelength is between 300 nm to 2500 nm, transmissivity is more than 90%. Coefficient of thermal expansion is 3.3. It can acid proof and alkali , the high temperature resistant is about 450°C. If course handling , the high temperature resistant can reach 550°C or so. Apply to lighting fixture , chemical industry , electron, high temperature equipment and so on.
Product Name | borosilicate glass | ||||
Dimensions (mm) | Customer size | ||||
Available thickness (mm) | 1.2---20mm | ||||
Density (g/cm3) (at 25°C) | 2.23±0.02 | ||||
Co-efficient of expansion (α) (20-300°C) | 3.3±0.1×10-6 | ||||
Softening point (°C) | 820±10 | ||||
Identical temperature difference (K) | 100 300(Strengthening type) | ||||
Thermal shock resistance(K) | ≥125 | ||||
Maximum working temperature(°C) | ≥450 | ||||
Refractive (nd) | 1.47384 | ||||
Light transmission | 92%(thickness≤4mm) 91%(thickness≥5mm) | ||||
Processing | pre-cut formats, edge processing, drilling, coating, semi-tempering, printing, etc. | ||||
Packing
1. Glass film processing;External wooden packaging, Glass are to be paper or expandable polyethylene pearl Cotton (EPE) packed in strong seaworthy wooden crates.
2. Wooden crates worthy for ocean and land carriage.
Shipping
1. 30% deposit and 70% before shipping, FOB Qingdao Port.
2. Sample Order and small order will ship by DHL, TNT, FEDEX, EMS and UPS. It will take 7-10 working days since payment arrived.
Advantage of us
1. 16 years experiences on glass manufacturing and exporting.
2. Top quality glass with CE, CCC certificate, exporting to more than 80 countries in the world.
3. Unique designed strong wooden cases, solving the problems of breakage.
4. Dockside warehouses beside three of China main container seaports, ensuring convenient loading and rapid delivery.
5. Full range of flat glass supply, offering one-stop purchase.
6. Professional sales team, offering personalized and dedicated services.
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