Substantially increases the power of your vacuum casting machine by increasing the exposed surface area of the investment 2 to 3 times more than perforated flasks. Vacuum channels formed by Tivac Paper Flask Liners are extra-wide, creating an unobstructed air flow unlike the smaller zigzag channels formed by mesh materials. Provides over 40% more vacuum capacity than wax web, plastic web, or vacuum rods. Eliminates need for perforated flasks.
Burns out cleanly. Completely nonhazardous. Built-in collar replaces flask sleeves to speed up investing.
- Tivac #4 fits 4" x 6", 4" x 7" and 4" x 8" solid-wall flasks.
- Tivac #5 also available: fits 5" x 6", 5" x 7" and 5" x 8" solid-wall flasks.
Sold in packages of 50.
| Country of Origin | United States of America |
| Package Size | Pkg. of 50 |
| Style | #4 |
