Cutting Plastics

Question 1

what are the 2 methods of cutting plastics?

Answer 1

scoring and breaking

sawing with a machine

Question 2

most sheet plastics can be “cut” by scoring and breaking but it is only really suitable for..

Answer 2

thin polystyrene
ABS materials (up to about 2mm thick)

Question 3

what is used to score over a marking made by a pencil or pen when cutting plastics?

Answer 3

a SCORING TOOL

Question 4

what precaution do you need to take when using a scoring tool to cut a plastic sheet?

Answer 4

wear goggles

Question 5

Curved shapes can be cut with a..

Answer 5

COPING SAW using replaceable blades held in a frame. The handle turns to tighten the blade.

Question 6

What is the difference between the teeth of a COPING saw and an ABRAFILE saw?

Answer 6

The ABRAFILE saw has teeth all around its surface so will cut in any direction that the saw is directed

Question 7

________ use a replaceable blade like the COPING saw blade, but the blade is much finer. It is moved up and down by the machine about 50 times per second.

Answer 7

VIBROSAW

Question 8

Name 3 safety precautions when using a VIBROSAW

Answer 8

wear goggles
do not put your fingers near the moving blade
never use a machine without permission