Every minute 100 or so.
2. Core-pulling rivet nailing machine
It's a nailing machine for core-pulling rivets, upsetting inner hole nails. The whole structure of the machine is fully automatic from straightening, material selection, cutting and forming to blanking.
About 200 per minute.
3. Nailing machine special equipment for core-pulling rivets
Special equipment for core-pulling rivets of nail piercer, automatic blanking and automatic assembly of upsetting hollow aluminum rivets and upsetting inner hole nails.
About 500 per minute.
At least these three devices are needed.