1. Frequency conversing synchronic timing is adopted for main machine, making more stable operation.

2. Two means of glue applying, cobwebbing roll sizing and rubber roll gluing.

3. Oil warming system for composite reel, constant temperature control.

4. Double reeling and double unreeling, tension magnetic powder for reeling and unreeling, photoelectric error correction for the first unreeling.

5. 4-sect heating in drying tunnel, possible to control temperature by segments,initiative guiding roll in box.

Machines in this series are suitable for composition of all kinds of materials in packing industry such as plastic-plastic, paper-plastic and aluminum-plastic compositions