borosilicate glass tubepipe

FOB Reference Price:Get Latest Price
1 Ton/Tons (Min. Order)
Supply Ability:
500 Ton/Tons per Month
Overview
Quick Details
Place of Origin:
Jiangsu, China (Mainland)
Brand Name:
tb
Model Number:
007
Size:
1500mm
Type:
Glass Brick
Application:
Decorative Glass
Thickness:
1.00
Composition:
Quartz Glass
Packaging & Delivery
Packaging Details
Carton
Delivery Time
30days

Specifications

Specifications
Borosilicate glass tube 3.3
Color: pink, purple, blue, green, yellow, amber, black, white
Borosilicate COE

Specifications

Borosilicate glass tube 3.3
Color: pink, purple, blue, green, yellow, amber, black, white

 

Borosilicate COE3.3 glass tubing:
1. Diameter available: 3.5mm~300mm
2. Wall thickness: 0.8mm~12mm
3. Length: 1220mm~3000mm
4. Regular sizes: 9*2, 12*2, 25*4, 28*4, 32*3.2, 32*4, 38*4, 44*4, 51*4, 50*5.

Borosilicate COE3.3 lampworking rods:
1. Diameter available: 3.5mm~46mm
2. Length: 1220mm~1500mm
3. Regular sizes: 4-30mm OD, 1200mm Length.

 

Chemical Composition

 

SiO2: 81%

B2O3: 13%

Na2O+K2O:4%

Al2O3: 2%

 

Chemical Data

 

Hydrolytic Resistance at 98°C

ISO719-HGB 1

Hydrolytic Resistance at 121°C

ISO720-HGA 1

Acid Resistance Class

ISO1776-First Class

Effects of a Boiling Aqueous Solution of Mixed Alkalis (in accordance with ISO 695)

A2 or better

 

 

Physical Property

                         

                   According to ISO 3585 and CSN ISO 3585 standards

Physical Performance

Numerical Value

Unit

Coefficient of Mean Linear Thermal Expansion(ISO 7991)

3.3±0.1

10-6K-1

Transformation Temperature

525±15

°C

Softening Point (ISO 7884-6)

820±10

°C

Working Point (ISO 7884-2, ISO 7884-5)

1260±20

°C

Upper Cooling Temperature (ISO 7884-7)

560

°C

Lower Cooling Temperature (ISO 7884-7)

510

°C

Density at 20°C

2.23±0.02

g/cm3

Thermal Conductivity (20°C--100°C)

1.2

w/m2K

Specific heat capacity at constant pressure

0.8× 103

J×/Kg·K

Modulus of elasticity

64 × 103

MPa

Tensile strength

35-100

MPa

Poisson constant

0.2

 

Refractive Index

0.92

 

 

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