Qingdao Vital Glass Co., LtdAdvantageExperience:
More than 20 years production and technology experience and 10 year's exporting experience.Certificate:
CE, ISO9001, AS/NZS2208:1996, SGS. EN12150. GB11614-2009
Cover glass:
Produced by high clear glass sheet, no bubble, no scrape, clear.
Thickness 0.13-0.17mm
1) 18 x 18mm
2) 20 x 20mm
3) 22 x 22mm
4) 24 x 24mm
5) 24 x 32mm
6) 24 x 40mm
7) 24 x 50mm
8) 24 x 60mm
50PCS/box or 100 PCS/boxoptical propertiestransmittancerefractive index1.5168abbe number63.96Mechanical propertiesStandard valueDensity2.51g/cm3knoop hardness HK100610kg/mm2Young's modulus E82 x 103kN/mm2Poisson's ratio μ0.21Thermal propertiesStandard valueSoftening point719°CAnnealing point657°CStrain point624°CThermal conductivity1.1W/m.°CSpecific heat879J/kg.°CCoefficient of thermal expansion7.1x10E-6/kchemical propertiesStandard valueHydrolysisgrade IIacid resistancegrade Ialkali resistancegrade II