• 通过热态浇注试验,得到了质量良好铝合金壳体铸件

    Good quality aluminium-alloy shell casting I produced by pouring test.

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  • 作者通过浇注试验提出一种表观方法

    In this paper, a method of measuring apparent thermal properties of sand molds was provided by pouring method.

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  • 呋喃树脂砂型条件下,针对不同模数、不同冒口尺寸圆柱试样进行了模拟计算浇注试验

    Several cylindrical castings with different modulus and size of riser necks cast in furan bonded silicon sand molds are examined and analyzed numerically.

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  • 试验结果表明铸铁件流动前沿不仅存在明显而且采用聚苯乙烯模样材料,负压浇注时,其气隙压力低于1大气压

    The results indicated that there exists obvious gas gap in molten iron flowing front, and the pressure in gas gap with EPS pattern during vacuum pouring is less than 1 a tm.

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  • 总结有关文献资料和大量试验结果统计回归分析基础上,提出了一种新的浇注系统设计计算方法

    Based on a review of literatures and regression analysis of the experimental data, a new algorithm for gating system design has been developed.

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  • 采用激冷斜槽法过热进行浇注试验,在试验研究了不同浇注温度冷却倾斜角度浇注料坯微观组织影响

    The experience was conducted using cooling slope and low superheat processes, effects of pouring temperature and the degree of slope on the billet's structure were researched.

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  • 然后,本文通过正交试验方法研究了速度浇注温度模具预热温度铸件松缩孔缺陷的影响

    By use of orthogonal test design, how the injection speed, pouring temperature and mold temperature effects the casting shrinkage porosity forming is studied.

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  • 采用浇注聚氨酯材料,设计了一种管道试样试验密封圈

    Manufactured by casting polyurethane, main seal ring used in expansion ring testing device for pipeline was designed.

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  • 试验证明浇注轮胎成型系统结构合理、注射成型方便温度控制稳定

    The experiments prove that the molding system designed and developed for the castable polyurethane tire is with a reasonable structure, convenient molding operating and stable temperature control.

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  • 研制了一套多功能模拟试验台,适用于重力铸造低压铸造浇注系统型过程的水模拟试验

    Adapting to pouring system and filling mold water imitation of gravity cast and low pressure cast, the multi-purpose water imitation experiment set is studied.

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  • 现场试验表明,用空淬贝氏体浇注板,寿命普通合金钢颚板倍。

    As shown by the experiments, the jaw grinders cast with air-quenched-bainite steel offer a life span twice as long as those made of ordinary low alloy steel.

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  • 采用密度测试对从熔化浇注过程精炼质量进行监控铝液精炼工艺试验结果进行分析。

    Density method are used to monitor and control the quality of aluminum liquid before cast, and the experimental result of aluminum alloys, refining technology are analyzed.

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  • 指出耐火浇注单位体积用量体积密度定义区别介绍了一种测试耐火浇注料单位体积用量试验方法

    The difference between amount per unit volume and bulk density of refractory castable in definition is pointed out, a testing method of amount per unit volume of refractory castable is introduced.

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  • 试验研究浇注型腔压力消失模铸造表面状态力学性能影响的趋势。

    Influence of pressure applied on the mold after pouring on the surface status and mechanical properties of aluminum castings in lost foam casting is investigated.

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  • 通过一系列实验室试验垫补浇注料可认为较好的耐火材料。

    Through a series of laboratory experiment, padding castable is considered to be good as refractory for the ladle bottom.

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  • 介绍了户外环氧树脂浇注研制应用给出了试验结果

    The development and application of outdoor cast material of epoxide resin are introduced. The test results are presented.

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  • 试验结果表明采用钢包注流保护浇注技术降低二次氧化提高铸坯内在表面质量

    The experiment shows that adopting protective casting technology can reduce reoxidation and improve the internal and surface quality of block.

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  • 通过比较试验发现顺序浇注系统非常有效消除接痕,消除大型件熔接痕提供了借鉴。

    Through the comparative experiment it was discovered that the sequence running system can avoid weld mask availability which provide a better way to avoid weld mask in large-scale plastic part.

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  • 试验结果表明考虑工艺因素中,充型速度的影响大到小依次为:模样材料、金属静压、 涂料透气性浇注温度

    The results show the relative importance of factors, from most significant to least significant: foam material, metallostatic head, the permeability of the coating, pouring temperature.

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  • 介绍阻尼冷却法制备a 356铝合金半固态浆料工艺的试验装置及其工艺流程,在不同浇注温度进行了系列试验冷却进行了对比分析。

    The A356 aluminum alloy semi-solid slurry by damper cooling tube method was prepared under different pouring temperature conditions, and was compared with ones by cooling slope method.

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  • 铸件孤立节热型进行浇注浇注局部淬激冷试验

    Experiments for hot mold shell with isolated hot spot by local water quenching in investment casting before and after pouring were conducted.

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  • 试验研究浇注型PU动态力学性能

    The dynamic mechanical properties of cast PU were experimentally investigated.

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  • 试验证明喇叭形伸入水口浇注方坯的种好的水口形式,这两种水口减小流股结晶内的穿透深度是十分有效的;

    The test has also proved that both types of immersion nozzles, one with five holes and the other "v"-shaped design are very effective in decreasing the penetration depths in moulds.

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  • 本次试验以烧结镁砂为主原料加入绿微从而制备多种配方镁铬质浇注

    A variety of chromium-magnesium-containing casting materials for furnace lings were fabricated by adding chrome powder to magnesia-base reactory materials.

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  • 流动性试验部件包括浇注口、气孔

    The mobility test part comprises a sprue gate, a melting liquid cavity and an exhaust hole.

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  • 试验研究重力浇注条件铝合金消失真空低压铸造充型流动特性

    Mold filling characteristics of Al alloy in vacuum lost foam low pressure casting (VLFLPC) under counter gravity condition were examined.

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  • 碳化硅含量在70 %以上的来石结合碳化硅浇注进行了试验研究

    The mullite bonded SiC castables with more than 70% mullite was studied.

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  • 执行标准设备按照国家标准GB 10696《硅铝质耐火浇注料耐碱性试验方法试验要求制作

    Execution standard:The equipment is made by the standard of GB/T 10696《Test method for alkali-resistance of refractories》. All kinds of technical criteria accords with requirement.

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  • 中间合金处理铁水,对所浇注试样作了耐磨性试验研究表明,当量为0.15 ~ 0.4%时,铌铸铁普通铸铁耐磨性提高5左右

    The wear resistance of niobium alloyed cast iron was studied. Result shows that the wea resistance of cast iron containing 0.15-0.4%nb is about 5 times higher than gray iron.

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  • 检验模型准确性试验研究弓形应力试验铸件的浇注过程。

    To verify the accuracy of models for temperature analysis, an arched stress...

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