介绍用呋喃树脂自硬砂型生产大型球铁曲轴时遇到的质量问题以及工艺对策。
The quality problems which may be met when using furan sand mould to produce large nodular iron crankshaft with heavy section and the measures to solve the problems were described.
所得结果在呋喃树脂自硬砂型（芯）大型船用柴油机缸体铸铁件生产中得到验证和应用。
The conclusions are employed in cold-setting furan resin sand mould (core) in production of cylinder block of heavy marine diesel engine.
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