Application
Far infrared heating field, such as: heater, disinfection cabinet, microwave oven and other types of electric heating appliances.

Product Feature
It is a kind of opaque opalescent quartz glass processed by a special process, whose appearance is opalescent. It can absorb almost all visible and near-infrared light from electric heating wire radiation, and can convert it into far-infrared radiation with precise size and strong thermal stability.
Product Type
PQ781, Opaque Quartz Tube
Typical size (Unit:mm)
OD Range | OD Tolerance | Thickness | WT Tolerance | Out of Round | Siding | Bow |
3<Ф≤10 | ±0.1 | 1~2.0 | ±15% | 2% | 12% | 0.15% |
10<Ф≤20 | ±0.2 | 1~2.5 | ±20% | 1.25% | 12% | 0.15% |
20<Ф≤30 | ±0.25 | 1.5~3.0 | ±20% | 1.25% | 12% | 0.15% |
Remark: Customized size is available
Physical & Chemical Properties
1) Mechanical & Thermal Properties
Density (20℃kg/m3) | Thermal Expansion (200-300℃℃-1) | Softening Point (℃) | Annealing Point (℃) | Strain Point (℃) |
2.1*103 | - | 1670 | - | - |
2) Impurity Value (Unit:ppm)
Purity more than 95%
3) OH Content (Unit:ppm)
Typical Value without Baking | After baking |
200 | - |
4) Optical Properties

Our Main Product

Main Application

Company Advantage

CNAS Certified Laboratory


Production Main Facilities



FAQ
Q1. Can I have a sample order for quartz products?
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q2. What about the lead time?
A: Sample needs 3-5 days, mass production time needs 1-2 weeks for order quantity more than 100KG
Q3. Do you offer guarantee for the products?
A: Yes, we offer 1 years warranty to our products.
Q4. Can l visit your factory?
A: By all means, we warmly welcome your arrival, Before you take off from your country, please let us know. We will show you the way and arrange time to pick you up if possible.
Customers Visiting & Exhibition Moment

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