Based on domestic materials used in the Phenolic Urethane ColdBox Process (PUCB), the relationships between coremaking parameters and the properties of cores have been studied.
在立足于国产制芯原材料的基础上，研究了三乙胺冷芯盒工艺对砂芯性能的影响。
2
Properties of the green sand and the surface quality of the casting may be decreased due to the resin sand of coldboxcores entering the green sand system.
冷芯盒树脂砂进入湿型砂系统会使湿型砂性能和铸件表面质量下降。
3
This paper the cause of the scab of the inside surface of cylinder block on condition that the resin sand cores are made in cold core box.