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Quick Details

  • Place of Origin: Hebei, China (Mainland)
  • Brand Name: Bright Pearl
  • Model Number: Borosilicate Glass
  • Size: OD from 3mm till 350mm
  • Type: Tempered Glass
  • Application: Lighting Glass
  • Thickness: from 0.5mm till 10mm
  • Composition: Toughened Glass
  • Packaging Details: standard export carton or in wooden case
  • Delivery Detail: within 7-14 days after receiving advanced payment
  • Material: Borosilicate
  • Special size: optional
  • Other name: pyrex glass
  • Feature: heat resistant
  • Usage: lab or lighting glass tube
  • OD: from 3mm to 350mm
  • Wall thickness: from 0.5mm to 10mm
  • Color: clear tube

Packaging & Delivery

Packaging Details standard export carton or in wooden case
Delivery Time within 7-14 days after receiving advance payment




borosilicate glass tube, also called as PYREX glass. it is heat resistant, and widely used in scientific laboratory glassware, please check the following technical data:


Technical Data:

borosilicate COE 33 glass tube, also called as PYREX glass tube. 

Similar with Schott's DURAN or Kavalier's SIMAX

OD from 3mm till 350MM, wall thickness from 0.5MM till 10MM

Physical Property
No.Physical performanceNumerical ValueUnit
1Coefficient of mean linear thermal expansion(20°C,300°C)3.3±0.110-6K-1
2Transformation temperature525±15°C
3Softening point820±10°C
4Working point1260±20°C
5Density at 20°C2.23±0.02g/cm3
6Mean thermal conductivity(20°C-100°C)1.2w/m2k
7Refractive index0.921

Main Composition

Chemical Property
Hydrolytic resistance at 98°CISO719-HGB 1
Hydrolytic resistance at 121°CISO720-HGA 1
Acid resistance ClassISO1776-First Class
Contact information:
Fax: 0086 318 7080093
Tel:  0086 318 7089011
Skype: roselover52198
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China (Mainland) | Trading Company
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45 Transactions 20,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $87,000
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