Furan resin sand is poor in collapsibility when it is used for al alloy casting, specially for some large, thin section castings.
呋喃树脂砂用于铝合金铸造时，特别是对于一些大型、薄壁铝合金铸件，型芯的溃散性较差。
The causes that residual catalysts affect the curing velocity and cured strength of used sand bonded with furan resin and reclaimed furan sand were studied and discussed deeply.
就残留催化剂和其分解物影响呋喃树脂旧砂及其再生砂的固化速度和固化强度的原因作了较深层次的研究和探讨。
The reason causing nodularization degeneration in surface layer of furan resin sand nodular iron castings was analyzed.
对呋喃树脂砂球墨铸铁件表层球化衰退原因进行了分析。
A new modified furan resin sand consolidation agent has been researched due to sand production in moderate shallow fine siltstone reservoir, and it has been applied successfully in Qinhai oil field.
针对我国中浅层细粉砂岩油藏开采过程中严重出砂的问题，研制出一种新型改性呋喃树脂固砂剂，并在青海油田中浅层细粉砂岩油藏水井防砂应用成功。
A new modified furan resin sand consolidation agent has been researched due to sand production in moderate shallow fine silts one reservoir, and it has been applied successfully in Qinhai oil field.
针对我国中浅层细粉砂岩油藏开采过程中严重出砂的问题，研制出一种新型改性呋喃树脂固砂剂，并在青海油田中浅层细粉砂岩油藏水井防砂应用成功。
Process control of furan resin-bonded sand self-curing technology.
呋喃树脂自硬砂生产工艺过程控制。
By adopting the compound mold of die mold, furan resin sand and graphite sand, the heavy duty thin wall complex Al-alloy castings have been successfully produced.
采用金属型、呋喃树脂砂、石墨砂等复合铸型，成功生产了大型、薄壁、复杂铝合金铸件。
The conclusions are employed in cold-setting furan resin sand mould (core) in production of cylinder block of heavy marine diesel engine.
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。
Authors introduces an example of applying no-bake furan resin sand technology to large-scale and high-efficient molding line.
介绍了一种把呋喃树脂自硬砂工艺应用于大批量、高效率造型线的实例。
Authors introduces an example of applying no-bake furan resin sand technology to large-scale and high-efficient molding line.
介绍了一种把呋喃树脂自硬砂工艺应用于大批量、高效率造型线的实例。
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