Silicone Rubber Gaskets for Vacuum Perforated Flasks 3-1/2″ Jewelry Casting

Free Shipping

High Grade Silicone gaskets are used during vacuum casting to seal perforated flask ring and casting chamber.   The Silicon acts as a sealing layer between the hot flask and the casting chamber flange adapter Gasket provides a good seal, allowing the vacuum to fully pull the molten metal into the flask.

These gaskets are die cut, have a thickness of 1/8” and come in various diameters to work with individual flask OD sizes.

Specifications:

• Material: Silicon
• Flask Diameter:  3-12″ (89mm)
• Outside Diameter: 5-1/4″ (133mm)
• Inside Diameter: 3-3/4″ (95mm)
• Gasket Width:  3/4″ (19.mm)
• Thickness: 1/8″ (3.23mm)