Workshop Technology
Swab is used for

Smoothing and cleaning out depressions in the mould
Reinforcement of sand in the top part of the moulding box
Moistening the sand around the edge before removing pattern
Cleaning the moulding sand

ANSWER DOWNLOAD EXAMIANS APP

Workshop Technology
The purpose of a gate is to

Act as a reservoir for the molten metal
Feed the molten metal to the casting in order to compensate for the shrinkage
Delivers molten metal into the mould cavity
Delivers molten metal from pouring basin to gate

ANSWER DOWNLOAD EXAMIANS APP