Transparent high temp material needed

i need to design and manufacture a transparent window in batches of a
few hundred at a time apporox 30mm x 20mm x 5mm thick, in either a
plastic or a glass material. The problem is that it will need to
withstand short periods at temperatures of 280 centigrade.
What materials are commercially available and suitable for this
application ?
thanks for your help
Reply to
Loading thread data ...

PolyTech Forum website is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.