研究了微波水玻璃砂的工艺性能、造型制芯、铸件浇注、旧砂再生及其再生砂性能。
The investigation was carried out into the technological properties of microwave silicate sand, molding and core making, casting pouring, used sand reclamation and its properties.
结果表明，塑料模具和陶瓷模具都可用于水玻璃砂芯的微波固化。
The properties of the materials used for making models of sodium silicate bonded sand core curing by microwave energy are suggested.
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