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SKU MG-6D7005

Clear Fire-Polishing Borosilicate Glass Tube

Clear Fire-Polishing Borosilicate Glass Tube — a precision glass tube / rod: Glass, 1.0-8mm thick. Specs, RFQ checklist and custom sizes to drawing.

GlassMaterial
RoundShape
Od From 100mm to 315mmSize
1.0-8mmThickness
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Clear Fire-Polishing Borosilicate Glass Tube

Application: Cylinder, Candle Holder, Explosion Proof Lighting. Model: HH Boro 07.

Overview

Clear Fire-Polishing Borosilicate Glass Tube is a precision glass tube / rod made from Glass. Listed geometry: size Od From 100mm to 315mm, thickness 1.0-8mm, round shape. Typical applications: Cylinder, Candle Holder and Explosion Proof Lighting. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.

Specifications

Material Glass
Shape Round
Size Od From 100mm to 315mm
Thickness 1.0-8mm
Style Antique
Model NO. HH Boro 07
Item Clear Fire-Polishing Borosilicate Glass Tube
Decoration Printing, Sandblast, Fire Polish
Length 10-4000mm
Use Cylinder, Candle Holder, Explosion Proof Lighting
Capacity 20 Tons Per Day
Transport By ship or express
Supplier Jinan Honhai Glass Company Limited

Technical data

Physical data of COE 3.3 borosilicate glass tube
No. Physics Performance Numerical Value Unit
1 Medium coefficient of linear expansion α20/300 acc.To DIN 52328 3.3 ± 0.1 10-6 K-1
2 Transformation Temperature 525 ± 15 degree Celsius
3 Upper annealing temperature 560 ± 10 degree Celsius
4 Softening point 820 ± 10 degree Celsius
5 Working temperature 1260 ± 20 degree Celsius
6 Maximum short-time working temperature 500 degree Celsius
7 20 degree Celsius Density ρ 2.23 ± 0.02 g/cm3
8 Modulus of elasticity E 64 103 N/mm2
9 Poisson's ratio 0.20 1
10 Thermal productivity(20 degree Celsius -100 degree Celsius ) 1.2 W/m2K
11 Temperature for the specific electrical resistance of 108Ω·cm(DIN52326)tk 100 250 degree Celsius
12 Stress-optical constant(DIN52314)K 4.0 10-6mm2/N
Composition SiO2 B2O3 Na2O + K2O Al2O3
approx.weight % 81 13 4 2
high borosilicate 3.3 glass tube
Description Rate
Water resistance to ISO720 1
Water resistance to European Pharmacopoeia 1
Water resistance to USP23 1
Acid resistance Class(DIN12116) 1
Alkali resistance Class(ISO695) 2

What to specify when you request a quote

  • Material — listed as “Glass”; name the glass (borosilicate 3.3, quartz, soda-lime).
  • OD, ID and wall — listed as “Od From 100mm to 315mm”; give outer and inner diameter or wall and their tolerances.
  • Length and ends — listed as “10-4000mm”; give length, end finish and any closed or flared ends.
  • Straightness and bore — state straightness and bore tolerance for precision tubing.

Engineering guides for this part

For material grades and coating options, see Custom Borosilicate Glass Sheets Cut to Size: Precision and Performance. How parts like this are machined and finished is covered in Precision Bore Glass Tubing Processing: End-to-End Manufacturing for Industrial Buyers. For an application example, read Borosilicate Glass Wafers for Robust Appliance Sensor Components. Before sending a drawing, check Precision Glass Material Selection: Fused Silica vs Borosilicate & More. A related standard product is BF33 Microfluidic Glass Chip for Rapid Testing.

FAQ

What is the Clear Fire-Polishing Borosilicate Glass Tube made of? expand_more
It is listed as Glass. Other grades can be quoted if your application needs different transmission, thermal or chemical properties.
What sizes and thicknesses are available? expand_more
The listing gives size Od From 100mm to 315mm, thickness 1.0-8mm. Custom outlines and thicknesses are made to drawing; state the tolerance you need.
Where is this precision glass tube / rod used? expand_more
Listed applications: Cylinder, Candle Holder and Explosion Proof Lighting.
What should I include in a quote request? expand_more
Include material, od, id and wall, length and ends and straightness and bore, plus quantity and a drawing if the part is custom.

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Clear Fire-Polishing Borosilicate Glass Tube

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