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2. Vacuum forming - Wikipedia

   en.wikipedia.org/wiki/Vacuum_forming

   A simple visualization of the forming process Vacuum forming machine to produce inner liner/food liner of refrigerator. Vacuum forming is a simplified version of thermoforming, where a sheet of plastic in various forms of High Impact Polystyrene Sheet (HIPS) for low impact products, or ABS for bathroom shower trays, and HDPE for exterior vehicle parts, plus various other types of vacuum ...

3. Vacuum assisted resin transfer molding - Wikipedia

   en.wikipedia.org/wiki/Vacuum_assisted_resin...

   Vacuum Assisted Resin Transfer Molding (VARTM) or Vacuum Injected Molding (VIM) is a closed mold, out of autoclave (OOA) [1] composite manufacturing process. VARTM is a variation of Resin Transfer Molding (RTM) with its distinguishing characteristic being the replacement of the top portion of a mold tool with a vacuum bag and the use of a vacuum to assist in resin flow. [2]

4. Vacuum bag moulding - Wikipedia

   en.wikipedia.org/wiki/Vacuum_bag_moulding

   One method of sealing open ends of the bag is by placing a clamp on each end of the bag. A plastic rod is laid across the end of the bag, then, the bag is folded over the rod. A plastic sleeve with an opening in it is then snapped over the rod. This procedure forms a seal at both ends of the bag when the vacuum is ready to be drawn.

5. Make a DIY moon bounce using balloons and vacuum seal bags - AOL

   www.aol.com/diy-moon-bounce-using-balloons...

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6. Vac-U-Form - Wikipedia

   en.wikipedia.org/wiki/Vac-u-form

   The Vac-u-form, was a toy invented by Eddy Goldfarb and released by Mattel in the 1960s around 1961 with the trademark filed on October 8, 1962. [1]Based on the industrial process of vacuum forming, a rectangular piece of plastic was clamped in a holder and heated over a metal plate.

7. Porosity sealing - Wikipedia

   en.wikipedia.org/wiki/Porosity_sealing

   Vacuum impregnation is a preferred OEM process that seals porosity and leak paths in metal castings, sintered metal parts and electrical castings that form during the casting or molding process. Vacuum impregnation stops casting porosity (a phenomenon that occurs in the die-cast manufacturing process and allows manufacturers to use parts that ...