Malleable Cast Iron

Alternating Current annealing oven applied blast pipe block blowholes bottom carbon castings required cause cent centre chill clean cloth coke cold considerable contraction core corebox crucible crystals cupola cwts dampers diameter distorted ductility edge edition Electric Engineering feeder fire firebrick fireclay fitted flask floor sand flue foundry fracture gate Graphitic grey iron hammer hard scrap heat heavy holes Illustrated inches iron castings ladle laid luted machining malleable cast iron malleable iron material melting metal method mixture molten mould moulder moulding boxes muffle necessary oddside owing packed pans pattern pig iron pipe plate possible pouring practice pressure prevent Prof purpose rammed red heat removed result revised runners screw shape shown in fig Soft mottled spelter spinner spray steel straightening sufficient suitable sulphur surface temperature tensile strength thick thin tier tool tuyere vented wheels wrought iron