Which sand is used for casting cast irons and non-ferrous metals?(a) Loam Sand(b) Natural Sand(c) Synthetic Sand(d) Refractory sand grainThis question was addressed to me during an interview for a job.My question comes from Molding Sands in portion Molding and Core Sands of Casting-Forming-Welding I

Which sand is used for casting cast irons and non-ferrous metals?(a) L

1.	Which sand is used for casting cast irons and non-ferrous metals?(a) Loam Sand(b) Natural Sand(c) Synthetic Sand(d) Refractory sand grainThis question was addressed to me during an interview for a job.My question comes from Molding Sands in portion Molding and Core Sands of Casting-Forming-Welding I
Answer» The correct OPTION is (B) Natural Sand The EXPLANATION: For casting iron and non-ferrous metals, natural sand is used. The loam sand, the synthetic sand and the REFRACTORY grain sand do not PLAY any role in casting them.

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