Round Safety Sight Glass Disc

Round safety Sight Glass discOur company produces high borosilicate glass and quartz glass, with a good appearance, high temperature, resistance strong pressure, acid and alkali, high transparency, good quality, After cutting, grinding, polishing, milling, Tempered and so on process to complete. 1.7, 2.0, 3.0, 3.3, 4.0, 5.0, 6.0, 8.0, 10.0, 12.0, 15.0, 20.0, 25.0 mm thickness, etc., the maximum size of 2000mm × 750mm, the minimum size of 20mm diameter Resistance to bending strength Not less than 1100Kgf/cm ² Temperature resistance: Long working temperature ≤ 450 ° C, short time working ≤ 500 ° C Light transmission rate: 95% up Hydraulic Water-resistant strength: More than test 40Kgf/cm ² Thermal stability: T300 ° C Linear expansion coefficient (0-300 ° C): 3.3 × 10-7 K-1 Softening temperature: 820° C /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1