Circular Quartz Test Tube - High-Temperature Annealing Point Quartz Glass Tube

• Customization: Available
• Shape: Circular
• Annealing Point: 1210ºC
• Model NO.: TJ-0008288
• Materials: Quartz Glass
• Softening Point: 1680ºC
• Purity: 99.99%
• Dimensions: 2-500
• Strain Point: 1120ºC
• Chemical Composition: Silica
• Application: Electronic Heater
• Density: 2.2g/cm3
• Transport Package: Inner Bubble Film/Carton F: Shipping Cartons/Wood
• Specification: 20*20*20
• Trademark: Tengjun
• Origin: Jiangsu, China

Product Description

 

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Important Notice

Please get in touch with us before making a purchase. The prices listed are for reference purposes only and do not reflect the exact selling price. Due to the variety of product dimensions, it's necessary to provide specific parameters for accurate processing. Kindly specify the outer diameter, thickness, length, and quantity for quartz tubes. For square pieces, please include the dimensions and quantity, along with a drawing via email to facilitate precise quotations.

Size Specifications: Transparent Quartz Back Cover Tube and Diameter Quartz Test Tube

 

Brand: Teng jun

Expertly crafted by a leading manufacturer in the realm of fused quartz glass.
1) Unmatched Purity: SiO2 levels exceeding 99.99% for superior quality.
2) Thermal Capabilities: Designed to operate optimally at 1250°C with a softening point at 1730°C.
3) Superior Visual and Chemical Properties: Exceptional resistance to acids and alkalis, alongside remarkable thermal stability.
4) Commitment to Health and Environmental Sustainability.
5) Flawless Finish: Free from bubbles and air pathways.
6) Outstanding Electrical Insulation Properties.

 

 

Defining Features of Our Quartz Tubes and Glass Tubes:
1. Exceptional Purity: Ranging between 99.99% and 99.999% SiO2 for unparalleled clarity.

2. Robust Hardness: With a Moh's hardness scale rating between 5.3 and 6.5 for enhanced durability.

3. Remarkable Heat Resistance: Capable of continuous operation at temperatures up to 1200°C.

4. Unrivaled Acid and Alkali Resistance: Quartz glass remains non-reactive with all acids and bases, offering stability
that is 30 times greater than ceramics and 150 times that of stainless steel.

5. Electrical Insulation Excellence: Insulation capabilities 10,000 times superior to standard glass.

5. Superior Light Transmittance: Achieving 85% to 95% transmittance, depending on the spectrum.

6. Exceptional Thermal Shock Stability: With a minimal thermal expansion coefficient of 5.5×10.

 

 

 

 

 

Compressive strength	>1100Mpa	Coefficient of thermal expansion	5.5x10-7cm/cm.
Bending Strength	67Mpa	Melting temperature	1750~1800
Tensile Strength	48.3Mpa	The temperature for a short time	1500
Poisson's Ratio	0.14~0.17	The temperature for a long time	1200° to 1300
Elastic Modulus	71700Mpa	Resistivity	7x107.2.cm
Shearing Modulus	31000Mpa	Dielectric Strength	250~400Kvicm
Moh's Hardness	5.3~6.5(Moh's Scale)	Dielectric Constant	3.7~3.9
Deformation Point	1650	Dielectric absorption coefficient	<4x104
Specific Heat(20~350°)	670J/kg	Dielectric loss coefficient	<1x104
Thermai Conductivity	1.4W/m	Pervious to light performance	80%-95%

Production process

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Product packaging

About US

 

 

 

 

FAQ

1. who are we?
We are based in Jiangsu, China, start from 2003,sell to Domestic Market(50.00%),Eastern Asia(7.00%),Eastern
Europe(6.00%),Southeast Asia(6.00%),South Asia(6.00%),North America(4.00%),Mid East(4.00%),Western
Europe(4.00%),Oceania(3.00%),Northern Europe(3.00%),Southern Europe(3.00%),South America(2.00%),Central America(2.00%). There are
total about 51-100 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Glass Capillary Tubes and Rods/Special Shaped Glass Capillary Tubes and Rods/ Quartz Plates/ Quartz Machined Parts/ Quartz
Instruments/ Quartz Laser Cavity Filter,Glass Capillary Tube and Rod,Special Shaped Glass Capillary Tube and Rod,Quartz Laser
Cavity Filter,Multi hole Laser Flow Tube,Fiber Optic Quartz End Cap,Plane Window,Quartz Parts,Quartz Apparatus.

4. why should you buy from us not from other suppliers?
Over 20 years experience, we specialize in the custom processing of various optical glass, including glass capillary tube /
rod,shaped glass tube / rod, quartz plate, laser cavity filter, fiber end cap, quartz instrument and quartz parts.

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian.