Q1: Are you factory or trading company?
A: We are factory for 19 years. We focus on the design, manufacture and trade of high borosilicate special glass products.
Q2: Can support OEM&ODM order?
A: Yes,we have rich experience in OEM&ODM production, can meetyour personalized needs.
Q3: What do you need if I want myown design?
A: You can provide JPG,Al,or PDF etc,Our professional designer will drawartwork for mould or printing screen for you.
Q4: How can I get some samples?
A: Sure,we usually provide existing samples for free.But a little sample charge for custom designs,Sample charge is refundable when order is up to certain quantity.
Q5: Shipping terms?
A:We can do FOB,CIF,CFR and DDU, DDP.
Coefficient,of mean linear themal expansion(20℃/300℃) | 3.3±0.1 ( 10-6K-1 ) |
Softening point | 820±10℃ |
Melting point | 1260±20℃ |
Transformation temperature | 525±15℃ |
Hydrolytic resistance at 98℃ | ISO719-HGB1 |
Hydrolytic resistance at 121℃ | ISO720-HGA1 |
Acid resistance class | ISO1776-1 |
Alkali resistance class | ISO695-A2 |