Skema 3764 K2 Trial - Question Number 1 a Polythene b Descriptions Marks 2m Steps = 4 x 2 m sketch = 4 x 1m c Advantages Fast process Finishing

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Question Number Descriptions Marks 1 a. Polythene b. Steps = 4 x 2 m sketch = 4 x 1m c. Advantages: - Fast process. - Finishing process is not required. 2 x 2m Disadvantage: - The mould cost is higgh 1 x 2m 2m 12m 6m 20m
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2 a) Choose one side of the workpiece to be the base and place it on the surface plate. By using vernier high gauge, mark the workpiece with the distance of 20 mm, 30 mm and 40 mm from the base. Turn the workpiece to 90 ° Mark the workpiece with the distance of 30 mm and 70 mm from the base. Mark the intersection with prick punch Use divider to construct 2 semi-circles Use prick punch to mark the object lines Tools = 6 x 0.5m Sketches = 1 x 2m 0.5m 3m 0.5m 2m 1m 1m 1m 3m 2m
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Mark the centre hole with centre punch Use suitable drill size to drill the plate Cut off the drilled part with chisel File off the part to the nearest size with rough file (flat and round) Do the finishing with smooth file to the desired size. Steps = 5 X 1
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This note was uploaded on 02/16/2011 for the course FIN 355 taught by Professor Tang during the Spring '10 term at Aachen University of Applied Sciences.

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Skema 3764 K2 Trial - Question Number 1 a Polythene b Descriptions Marks 2m Steps = 4 x 2 m sketch = 4 x 1m c Advantages Fast process Finishing

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