China Borosilicate Capillary Glass Tube Od 6mm Id 0.77mm For Welding for sale
China Borosilicate Capillary Glass Tube Od 6mm Id 0.77mm For Welding for sale
  1. China Borosilicate Capillary Glass Tube Od 6mm Id 0.77mm For Welding for sale

Borosilicate Capillary Glass Tube Od 6mm Id 0.77mm For Welding

Price Negotiable
MOQ 1pc
Delivery Time 10 to 20 Working Day
Brand ZKTD
Place of Origin China
Certification ISO SGS
Model Number ZCQ1112
Payment Terms L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability 1000000 pcs per week

Product Details

Product Specification

Out Diameter: 0.1 to7mm Place of Origin China
Feature: High Heat Resistant, Inner Diameter 0.5mm,0.77mm,0.8mm,1.4mm,1.81mm,2.2mm,2.4mm
Tolerance From 0.01 to 0.2 Model Number ZCQ1112
Supply Ability 1000000 pcs per week Certification ISO SGS
Brand Name ZKTD Payment Terms L/C,D/A,D/P,T/T,Western Union,MoneyGram
Delivery Time 10 to 20 Working Day Minimum Order Quantity 1pc
Name: Borosilicate Capillary Glass Tube Material: Borosilicate glass coe 33
Application Welding

Product Description


Material COE 3.3 borosilicate glass
Main Composition SiO2 80±0.5%
B2O3 2.4±0.2%
Na2O+K2O 4.3±0.2%



Chemical and Physical property

Coefficient of thermal expansion(20°C/300°C) 3.3±0.1(10–6K–1)
Softening point 820±10°C
Melting point 1260±20°C
heat resistance temperature 525±15°C
Hydrolytic resistance at 98°C ISO719-HGB1
Hydrolytic resistance at 121°C ISO720-HGA1
Density at 20°C 2.23g/cm3
Acid resistance ISO1776-1
Alkali resistance ISO695-A2


Stock size

φ6*φ0.5*6 (±0.02)
φ6*φ0.8*6(±0.02)
φ6*φ1.13*6(±0.02)
φ6*φ1.45*6(±0.02)
φ6*φ1.0*6(±0.02)
φ6*φ1.08*6(±0.02)
φ6*φ1.20*6(±0.02)
φ6*φ1.52*6(±0.02)
φ6*φ2.3*6(±0.02)
φ6*φ0.77*6(±0.02)
φ6*φ0.9*6(±0.02)
φ6*φ0.95*6(±0.02)
φ6*φ1.91*6(±0.02)
φ6*φ1.25*6(±0.02)
φ6*φ1.3*6(±0.02)
φ6*φ1.48*6(±0.02)
φ6*φ0.92*6(±0.02)


Yantai ZK Optics Co., Ltd.

Manufacturer, Seller
  • Annual Revenue: 2000000-3000000
  • Employees: 200~500
  • Year Established: 1998