Borosilicate Glass Tube

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$0.60 - $5.00 / Kilograms | 1000 Kilogram/Kilograms (Min. Order)
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Overview
Quick Details
Place of Origin:
Shandong, China
Brand Name:
HONHAI
Model Number:
HONHAI 001
Size:
OD from 3MM till 350MM
Type:
Insulated Glass
Application:
Lighting Glass
Thickness:
from 0.5mm till 10MM
Composition:
Optical Glass
Supply Ability
Supply Ability:
1500000 Kilogram/Kilograms per Month
Packaging & Delivery
Packaging Details
corrugated sea worthy export carton
Port
Qingdao
Lead Time :
30 days

Specifications

borosilicate glass tube, also called as PYREX glass. it is heat resistant, and widely used in scientific laboratory glassware

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
SiO2B2O3Na2O+K2OAl2O3
811342

Chemical Property
Hydrolytic resistance at 98°CISO719-HGB 1
Hydrolytic resistance at 121°CISO720-HGA 1
Acid resistance ClassISO1776-First Class