We can supply different specification of quartz products.
1. Low hydroxyl content,
2. High temperature resistance,
3. High purity,
4. Good stability of dimension tolerance control,
5. Nice appearance.
· GOOD QUARTZ MATERIAL
· STRICT CONTROL OF THE PRODUCTION PROCESS
· GOOD QUALITY
· COMPETITIVE PRICES
· ON-TIME DELIVERIES
· GOOD AFTER-SALE SERVICE

Physical Properties
Density 20oC g/cm3 2.2
Softening point(oC) 1683
Annealing point(oC) 1215
Defoamation Point (oC) 1120
-To order, please reply us your special enquiry.
Spectral transmission at 1.0mm thickness
1. Low hydroxyl content,
2. High temperature resistance,
3. High purity,
4. Good stability of dimension tolerance control,
5. Nice appearance.
· GOOD QUARTZ MATERIAL
· STRICT CONTROL OF THE PRODUCTION PROCESS
· GOOD QUALITY
· COMPETITIVE PRICES
· ON-TIME DELIVERIES
· GOOD AFTER-SALE SERVICE

Physical Properties
Density 20oC g/cm3 2.2
Softening point(oC) 1683
Annealing point(oC) 1215
Defoamation Point (oC) 1120
-To order, please reply us your special enquiry.
AL | Fe | K | Na | Li | Ca | Mg | Cu | Mn | Cr | B | Ti |
5-12 | 0.19-1.5 | 0.71-1.6 | 0.12-1.76 | 0.38-0.76 | 0.17-1.23 | 0.05-0.5 | 0.05 | 0.05 | <0.05 | <0.1 | <1.0 |
Spectral transmission at 1.0mm thickness
m m | <220 | 255 | 280 | 315 | 350 | 38 | 590 | 780 |
% | 89 | 91 | 93 | 93 | 93 | 93 | 93.2 | 93.4 |