Clear Clean Large Diameter Quartz Glass Tubes
Clear Clean Large Diameter Quartz Glass Tubes
Transparent 5ppm OH Quartz Glass Tubes
Product Features:
- These tubes advantages are high purity, good spectral transmission, well controlled dimension and low OH, etc.
- They're the best heat resisting material for lamps like: halogen lamps, mercury lamps, metal halide lamps, etc.
- We can produce the tubes within a very large diameter rang: OD 3-400mm, thickness wall 0.7 – 10.0mm , length maximum 3000mm.
- We also can apply some further processing like trim cutting, fire polishing, bending, pinching, grinding and others according to customers’ requirements.
- We also can control our tubes OH content within 20ppm\ 15ppm\10ppm\5ppm\2ppm as your special needs.
Dimensional Tolerance:
|
Range of OD |
OD |
WT |
Siding |
Out of Round |
Bow/1220mm |
|
≤6mm |
±2.0% |
±10% |
12% |
2.00% |
2.5mm |
|
6.00mm-15.00mm |
±1.25% |
±8% |
10% |
1.50% |
2.5mm |
|
15.00mm-20.00mm |
±1.25% |
±10% |
15% |
1.50% |
2.5mm |
|
20.00mm-25.00mm |
±1.25% |
±10% |
15% |
1.50% |
3.0mm |
|
25.00mm-30.00mm |
±1.35% |
±12% |
15% |
1.50% |
3.0mm |
|
30.00mm-80.00mm |
±1.5% |
±14% |
15% |
2.00% |
3.0mm |
Physical Property:
|
|
214 |
219 |
254 |
|
Density (g/cc) |
2.2 |
2.21 |
2.21 |
|
Coefficient of Thermal Expansion(cm/cm°C) |
5.5*10-7 |
5.9*10-7 |
6.7*10-7 |
|
Softening Point (°C) |
1683 |
1660 |
1615 |
|
Annealing Point (°C) |
1215 |
1204 |
1163 |
|
Strain Point (°C) |
1120 |
1106 |
1066 |
|
Refractive Index |
1.4585 |
1.456 |
1.46 |
|
Specific Heat (j/kgOK) |
670 |
700 |
690 |
|
Compressive Strength (Pa) |
>1.1*109 |
0.94*109 |
0.55*109 |
|
Youngs Modulus (Pa) |
7.2*1010 |
7.5*1010 |
7*1010 |
Why us?
* Professional manufacturer since 1997.
* Strict quality control on production process and tolerance.
* Free samples available
* Customized production based on your drawing or specification
* On-time delivery and reliable support and service
* Inventory available for quick shipment
* We keep confidentiality of all the drawings and business information between us.
Are you a trading company or a manufacturer?
* We are a manufaturer.
Can you provide the free samples?
* Yes,we can offer free sample if we have it in stock,but the courier fee is to be collected.
Do you accept customized production based our specification?
* Yes,we offer OEM and ODM service. Just send us your drawing if you have it. If you don’t have a drawing, just tell us your idea, we will work out the drawing for you.
What's the delivery time?
* 7 working days for standard products 30 days for customized products.
What is the MOQ?
* No limit to the quantity. We can offer the best proposal and solutions according to your condition.
What is the payment terms you accept?
* T/T,LC,Western Union,moneygram are acceptable.
How to deal with the faulty?
* Firstly, Our product are produced in strict quality control system and the defective rate will be less than 2%.
If there are problems with the product, we will provide free replacement.
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