Hillhead 2012
19 - 21 June 2012
International live demonstration show for the quarrying, recycling and heavy construction industries at Hillhead Quarry, Buxton, UK.
solenoid
A coil of insulated wire for connection in an electrical circuit to produce a concentrated magnetic field. Solenoids are used in devices such as contactors and relays to produce a force of attraction.
The monthly journal for the quarry products industry.