tempered sight galss
Excellent thermal stability, resistance to bending resistance ,Hydraulic resistance,Light transmission is good 1) Product performance standards: HG/T2144-91 Ministry of Chemical Industry HGJ501-862) Chemical Stability:Water resistance: <0.5mg/cm ²Acid resistance: <0.5mg/cm ²Alkali: <0.5mg/cm ²3) thermal stability: T150 ° C, heat-resisting temperature: <260 C Bending strength: not less than 1100kgf/cm ² Hydraulic resistance strength: normal and - 1 0 ° C, 25kgkg/cm ²
Transmittance: not less than 90% per 2mm
tempered sight galss