S9 BTC miner is produced by company Bitmain, it is the most classic miner of All BTC miners, it has the steady quality and a nice hash rate, S9 control board uses a new generation of hardware and software
Neck flange, also known as long neck flange and neck flange, is a disc-shaped part, mainly used to realize the connection between pipes, it has been widely used in petrochemical, urban water supply and power systems.
1. Automatic and manual feeding.2. Wall collision, rotation limit, straight limit, temperature overrun and belt lost rotation alarm.3. Quantitative feeding.