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Abstract:
一种熔模铸造TiAl基合金壳模的制备方法,属于精密铸造技术领域。首先将ZrO2与锆溶胶配置成浆料;将上述浆料涂挂蜡模后,撒粒度为120~180目的ZrO2砂;然后将Al2O3与硅酸乙酯水解液配置成浆料,接着将浆料涂挂模壳后,撒粒度为60~90目的Al2O3砂、并重复若干次浆料涂覆和撒砂,砂依次为40~50、20~30、6~10目的Al2O3砂,干燥;脱蜡,焙烧。本发明制备模壳强度足够,制作周期短,模壳内表面质量好,浇注后TiAl基合金铸件与模壳反应小,具有高的表面质量。
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Patent Info :
Type: 发明授权
Patent No.: CN201210110420.6
Filing Date: 2012-04-13
Publication Date: 2013-12-04
Pub. No.: CN102601307B
Applicants: 北京工业大学
Legal Status: 未缴年费 ; 权利转移
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WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 1
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