1. The vacuum time is 3~5 minutes. It can adjust the temperature according to the shoe material to get the best effect.

2. This machine used the airproof heating. Lower energy consumption, lower noisy, saving shoe tree and reduce the produing cost.
The leather and fabric boots can treat with steam to improve the shoe upper quality.
With nature cooling 10~15 minutes after bottom pressing can enhance the rigidity. The effect is better after pulling off shoe tree.