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Borosilicate glass disc , borosilicate float glass, borosilicate sight glass
Borosilicate disc glass 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
 
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Common Size :
 
φ50×10±1mm
φ60×10±1mm
φ70×10±1mm
φ80×10±1mm
φ95×12~13mm
φ95×15~16mm
φ100×15~16mm
φ100×18~20mm
φ120×15~16mm
φ120×18~20mm
φ130×15~16mm
φ130×18~20mm
φ140×15~16mm
φ140×18~-20mm
φ150×18~20mm
φ150×18~20mm
φ160×18~20mm
φ165×18~20mm
φ180×18~20mm
φ180×24~26mm
φ200×18~20mm
φ200×24~26mm