High Temperature Resistance Customized Various Size Borosilicate Quartz Round Sight Glass

We are MANUFACTURER of fused silica quartz sight glass. Size & design: accept customized size according to customer's requirement, edge can be polished or frosted as requirement, also customized logo. Advantage: 1)High purity: SiO2> 99.99%. 2)Operating Temperature: 1250ºC; SoftenTemperature: 1730ºC . 3)Excellent visual and chemical performance: acid-resistance, alkali-resistance, good thermal stability. 4)Health care and environmental protection. 5)No air bubble and no air line. 6)Excellent electrical insulator.

1.Can we get your free samples?
Yes, you can. Our free sample can be provided for our customers to test quality. But the freight for express is on buyer's account. The way we send it to you is via DHL, you can also call your local express to pick up samples from our office.

2.Can we do printing or label printing on the glass?
Yes, you can. We could offer various printing ways: screen printing, hot stamping, label printing.

3.What is the normal lead time?
For stock products, we will send goods to you within 24-48 hours after we receive your payment.For customer color bottle, we will ship out within 3-6 days.

4.What is your shipping terms?
A. For small trial order, FEDEX, DHL, UPS, TNT, etc can be provided.
B. For larger order, we can arrange shipment by sea or by air according to your requirement.

5.How does your factory do regarding quality control?
We do leak test for 3 times before packing.