Conventional Tempered Sight Glasses – Circular and Rectangular

Sight Glass Discs

CMC Technologies supplies a wide variety of options for the viewing of processes from circular sight glass discs in (LUMIGLAS) borosilicate (acc to DIN 7080) , (LUMIGLAS) soda lime (acc to DIN 8902) , quartz or saphire glass materials , to tongue-shaped glass for rectangular sight glass fittings, to metal-fused sight glasses (METAGLAS) , to custom sizing and quartz glass. CMC Technologies supplies sight glasses for a wide range of process conditions, contact our office to discuss your process and requirements.

Circular Sight Glass Disc – Borosilicate to DIN 7080

· Toughened Borosilicate to DIN 7080
· For pressure duties at temperatures up to 280°C, no low temperature limit
· Ground and polished

Circular Sight Glass Disc – Soda Lime to DIN 8902

· Toughened Soda Lime to DIN 8902
· For pressure duties at temperatures up to 150°C, no low temperature limit
· Ground and polished

Circular Sight Glass Disc – with central hole of 10.5mm diameter

· Toughened Borosilicate or Soda Lime
· For pressure duties, no low temperature limit
· Ground and polished
· Suitable for the mounting of a SWI Wiper

Tongue-Shaped Sight Glass Plate

· For use with Lumiglas Rectangular Sight Glass Fittings
– Soda Lime Glass to DIN 8903, temperature up to 100°C
– Borosilicate Glass to DIN 7081, temperature up to 243°C, with flat or reflex surface options available
· Special Versions available on request

Custom sizing available on request