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Workshop Technology

Workshop Technology
In average work, the tolerance produced by investment casting method is

+1 mm
+05 mm
±0.05 mm
+0.2 mm

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Workshop Technology
When the dimension is expressed as, then the tolerance is

0.035 mm
0.01 mm
0.025 mm
0.06 mm

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Workshop Technology
The casting method adopted for ornaments and toys of nonferrous alloys, is

Centrifugal casting
Die casting
Slush casting
Permanent mould casting

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Workshop Technology
The teeth of hacksaw blade are bent

Alternately towards right and left and every third or fourth left straight
Towards right
Towards left
May be bent in any direction

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Workshop Technology
The parts of circular cross-section which are symmetrical about the axis of rotation are made by

Hot extrusion
Hot drawing
Hot spinning
Hot forging

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Workshop Technology
The directional solidification in casting can be improved by using

Chills and padding
Chills and chaplets
Chaplets and padding
Chills, chaplets and padding

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