Jolt-Squeeze machine
It combines in single machine the operating principles of the jolt and squeeze machines. Combination of jolting and squeezing produces beneficial compaction effects on sand density and thus a more uniform hardness throughout the mould is attained. A jolt-squeeze machine makes use of match plate moulding.
Sand slinger
The sand slinger consists of a base, a sand bin, a bucket elevator, a swinging or movable arm, a belt conveyor and the sand impeller. Prepared sand lying in the sand bin is picked up by the elevator buckets and is dropped on to the belt conveyor which takes the same to the impeller head.