moulds have
a cooling system.
3.According to user's requirements for product packaging,nitrogenorother protective gases can be
filled into the package after vacuuming.
4.According to the user's requirements for product packaging,the machine can be provided with an
automatic code printing system.
5.The vacuum pump has two options -domesticorimported,vacuum pumps,with high degree,steady quality
and good durability.
6.With imported clamping chains,thismachine is applicable for stretch shaping and s