Reusable vacuum bags gaining popularity

Reusable vacuum bags as secondary matching closed mould surfaces have now become attractive as they represent a much lower cost entry for the average open moulder into closed mould advantages, reports Alan Harper, Director of Alan Harper Composites Ltd, UK.

We wish we had this system working for us years ago. It really does save us money and considerable time and a recent contract would not have been completed on time had we used conventional consumable bags.
A UK-based prepreg moulder 

In a feature published on, Harper outlines the benefits of reusable vacuum bags over traditional consumable vacuum bags and describes the bag manufacturing process. 

He also explains how RVBs are being used with prepregs to manufacture aerospace and automotive parts.

Read the feature here.