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  • Place of Origin: Jiangsu, China (Mainland)
  • Brand Name: zhenhua
  • Model Number: cunstomization
  • material: borosilicate glass

Packaging & Delivery

Packaging Details according to customer's requirement
Delivery Time according to customer's requirement

Specifications

high borosilicate glass
1. kinds of borosilicate glasses
2. provide good quality

product performance
of high borosilicate glass
mechanical propertyρ2.23±0.02g/cm3
Mohs hardness>7
thermodynamic propertythermal expansivity(0-300°C)(3.3±0.1)×10-6K -1
softening point 820±10°C
strain point 516±10°C
specific heat(20-100°C)0.82KJ×kg×K)-1
thermal conductivity1.2W×(m×K)-1
Thermal shock resistance 180K
Identical temperature difference 100K
Max. Operating Temperature short time(<10h) 500°C, long time(>10h)450°C
chemical property Water resistance ISO719/DIN12111 HGB1
ISO720 HGA1
acid fastnessISO1776/DIN12116  1
resistance to alkaliISO695/DIN52322  A2
optical propertyrefractive index Nd:1.47384
transmittance >91%
eletric property resistivitylgρ250°C 8.0Ω×cm
dielectric loss tanσ(megacycle120°C)  38×10-4
dielectric constantε4.7
maximum dimensions rule 750mmm×1200mm
thickness Float process 1.5——25mm other process 0.5——150mm
attension: thickness rule include:1.5mm,2mm,2.5mm,3mm,3.3mm,4mm,5mm,6mm,8mm,10mm,12mm,13mm,20mm,22mm,25mm
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China (Mainland) | Manufacturer
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