Shrinkage of the plastic parts in mould cavity can results in generation of sink holes in the plastic.
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A heavy surface finishing is always required for components made in injection moulding machine.
In injection moulding process, ribs are generally provided for the reinforcement to avoid sink marks from the component.
In blow molding, to inflate soft plastic, which medium is used?
Which of the following plastics is not used in blow molding?
What is the minimum air pressure required in the blow molding process?
What can be the maximum pressure to be given to plastic for blow molding process?
Which of the following is not a type of blow molding process?
What is the minimum thickness required by the plastic for vacuum forming?
Which of the following is not an application of blow molding process?
What is the maximum thickness that can be allowed for a plastics sheet in a vacuum forming process?
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