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。
Based on domestic materials used in the Phenolic Urethane Cold Box Process (PUCB), the relationships between coremaking parameters and the properties of cores have been studied.
采用冷芯盒法制芯时，粘结剂中的溶剂含量对砂芯强度有较大影响。
In core making with cold core box, the solvent content in the binding material has a greater influence on the sand core strength.
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。
Based on domestic materials used in the Phenolic Urethane Cold Box Process (PUCB), the relationship between core making technique and the properties of core was analyzed.
本文分析了冷芯盒村脂砂芯条件下缸体铸件内腔结疤的原因。
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.
本文分析了冷芯盒村脂砂芯条件下缸体铸件内腔结疤的原因。
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.
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