Mechanical Engineering - Workshop Technology - Discussion

Discussion Forum : Workshop Technology - Section 5 (Q.No. 17)
17.
The surface to be left unmachined is marked on the pattern by
red colour
yellow colour
black colour
blue colour
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
4 comments Page 1 of 1.

Manu M.S said:   6 years ago
Black Colour : The surfaces which are to be left unmachined are painted with black colour.

Red Colour : The surfaces which are to be machined are painted with Red colour.

Yellow Colour : The core prints and seats for loose core prints are painted with Yellow colour.

Sanjay said:   7 years ago
Machined- RED.

Unmachined-BLACK.

Sunil said:   6 years ago
Thanks @Sanjay.
(1)

Shahid said:   6 years ago
Yellow?

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