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86-0416-5175642
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No. 80-3, Jintang Road, Taihe District, Jinzhou, Liaoning, China (Mainland)
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k@waimaotong.com

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HM Customized Low Thermal Expansion Pyrex Glass Tube

HM Customized Low Thermal Expansion Pyrex Glass Tube

HM Customized Low Thermal Expansion Pyrex Glass Tube,HUAMEI,Metallurgy, Chemicals,Minerals & Metallurgy,Glass

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Description

Overview

Quick Details

Place of Origin:: Liaoning, China (Mainland)

Brand Name:: HUAMEI

Model Number:: HM-P-160992

Size:: Requirement

Type:: Tempered Glass

Application:: Lighting Glass

Thickness:: 3mm-10mm

Composition:: Quartz Glass

Product Name:: HM Customized Low Thermal Expansion Pyrex Glass Tube

Material:: Silicon Oxide & Boron Oxide

Wall Thickness:: 1to 5mm

Length:: 3-100mm

Standard:: ISO 9001 International grade

Available Shape 1:: Straight with Both End Open

Available Shape 2:: Straight with One End Closed

Available Shape 3:: Twin Hole Tube

Appereance:: No bubbles, No scratch, No bright line

PS::: Milk White Quartz Glass Tube is Also Available .

SupplyAbility

SupplyAbility:: 9999 Piece/Pieces per Month HM Customized Low Thermal Expansion Pyrex Glass Tube

Packaging & Delivery

Packaging Details: How to pack the products,
1.plastic air cushion film
2.foam material
3.paper carton
4.wooden case

Port: Dalian, Tianjin and Shanghai

Lead Time :: Within 5 working days after the payment received

HM Customized Low Thermal Expansion Pyrex Glass Tube

Product Description

Properties:

High temperature resistant, Borosilicate glass tube can work in 500°C with long time.
Corrosion resistant, except hydrofluoric acid, Borosilicate glass tube do not react with any acid.
Excellent thermal shock stability making them more dimensionally stable.
High transmission to 85%
Electric insulation ,it is 10000 times of usual glass.
Low thermal expansion.

Photo

Parameter:

Physical Characteristics	Value
Coefficient of mean linear thermal expansion α (20ºC; 300ºC)	3.3·10^-6 K^-1
Transformation temperature Tg	525ºC
Glass temperature at viscosity η in dPa·s:
10¹³ annealing point	560ºC
10^7.6 softening point	825ºC
10⁴ working point	500ºC
Maximum shot-time working temperature	500ºC
Density ρ 25ºC	2.23g·cm^-3
Modulus of elasticity E (Young's modulus)	63·10³N·mm^-2
Poisson's ratio μ	0.20
Thermal conductivity λ_w at 90ºC	1.2W·m^-1·k^-1
Temperature for the specific electrical resistance of 108 Ω·cnm tk 100	250ºC
Lagarithm of the electric volume resistivity (Ω·cm) at 250 Ω	8
Lagarithm of the electric volume resistivity (Ω·cm) at 350 Ω	6.5
Dielectric properties (1 MHz, 25)
Dielectric constant (permittivity) ε	4.6
Dielectric loss factor (dissipation factor) tan δ	37·10^-4
Refractive index (λ=587.6nm) n_d	1.473
Stress-optical coefficient K	4.0·10^-6 mm²·N^-1

Production Flow

_07-1

Product Uses

Due to the corrosion resistant, high working tempertaure, low themal expression, sight glass is widely used to observe processes inside tanks, pipes, reactors, vessels.

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HM Customized Low Thermal Expansion Pyrex Glass Tube