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An open riser is difficult to remove compared to a blind riser.

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+1 vote
in Foundry and Forging by (110k points)
An open riser is difficult to remove compared to a blind riser.

(a) True

(b) False

I got this question in final exam.

This intriguing question originated from Types of Risers in division Concept of Gating and Risering of Foundry and Forging

1 Answer

+1 vote
by (736k points)
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Best answer
The correct option is (a) True

Explanation: A blind riser is smaller in size than an open riser. They can be placed at any position but the open riser cannot be placed in the drag. It is generally larger than the blind riser. Hence, it is difficult to remove.

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