What is hand casting, hand packing, gunning, ramming method of refractory application?

Question

Accepted Answer

Hand casting, hand packing, gunning, and ramming are methods of applying refractory materials manually.

Hand casting involves pouring refractory material into a mold by hand.
Hand packing involves manually placing refractory material into a mold or around a structure.
Gunning involves spraying refractory material onto a surface using a high-pressure gun.
Ramming involves manually compacting refractory material into a mold or around a structure using a ramming tool.
These methods are commonly used in industries such as steel, cement, and glass manufacturing.
The choice of method depends on factors such as the type of refractory material, the shape and size of the structure, and the desired thickness of the lining.

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