Oven: It is used to make the filter paper to be with normal hardness and moisture content.
Automatic Wrapping Machine: It can automatically, directly wrap the filter paper onto the framework. In contrast to the manual wrapping, it offers higher production efficiency.
Paper Folding Machine 1: It is applied to press the filter paper to be with middle part wider than both ends.
Paper Folding Machine 2: It is applied to press the filter paper to be with middle part narrower than both ends.