铸件

The different solidification process of the die were simulated by using casting software Hua Zhu CAE, the effect of the different pouring temperature, riser position and size on shrinkage and porosity was analyzed, the experiments were done to observe the metallograph and detective the performance of the mold.

使用华铸CAE对不同工艺的凝固过程进行有限元模拟，分析不同的浇注温度以及浇注系统的位置和大小对铸件缩孔、缩松的影响，通过实验观察铸件金相组织，测试实验样品的性能，最终确定优化后的铸造方案。

In practical application of rapid manufacturing of complicated casting, the advantages of easy obtaining molding material, short period manufacturing, low cost, the good quality casting are showed in patternless casting manufacturing and especial the promptitude virtue are full showed.

在复杂铸件快速制造的实际应用中，无模铸型制造技术表现出造型材料易得、制造时间短、制造成本低、铸件质量好等优点，体现了快速敏捷制造的优势，也为快速成形技术在铸造中的应用开辟了一个新领域。

Casting for denture restorative trame needs a high quality of equipment,the complex materials,a degree of difficult technique and the useful art.Thus it has some difficulty of casting sharpeless and drawback s' caused at work.The mutual relations

文摘：为解决铸造牙科修复支架过程中因各种原因造成铸件变形或缺陷，着重探讨了因铸造合金的性能与浇注系统对铸件的影响，并就解决铸造变形与缺陷提出了相关解决办法。

It has been warranted through experiments and practical application that rare-earths-high-aluminium heat-resistant nodular iron has some intrinsic properties which are worthy of reconimandation, namely,that it will not scale after long periods of use at 1050-1100℃, will hardly break while being hammered into castings, runners or risers as the high-temperature tensile strength reaches 14-19 kg/mm2 at 800℃ or≥l3.3kg/mm2 at 900℃, with the room temperature strength close to HT 30-50 and the unnotched impact str...

本文介绍了稀土高铝耐热球墨铸铁的生产实践、化学成分；探讨了稀土作用及其用量和控制；论述了稀土和铝加入方式以及冷却速度对金相组织的影响；并对铸造工艺、铸件缺陷及分析、耐热性能及使用效果作了阐明。试验和使用证明：稀土高铝耐热球墨铸铁在1050～1100℃长时间工作不起氧化皮，热强度800℃时，14～19kg/mm~2，900℃时≥13.3kg/mm~2，室温强度近于HT30—54，a_k≈2～6kg·M/cm~2，锤击铸件或浇冒口，很难碎裂，并能机械加工。可以认为是以我国富产资源为原料，能用各种炉子熔炼、耐热和综合机械性能均较高硅、中硅中铝球铁、高铝片墨铸铁为高的一种耐热铸铁，也是镍铬系耐热材料较好的替代品。

Mechanical properties of both EMC and DC casting billets are compared.

并用普通连铸得到的铸件和电磁铸造的铸件作力学性能比较。

Products all kinds of gray cast iron, Ductile cast Inducting Automobile Components, Gear box casting, Diesel engines casting, Filter casting.

产品/Product：主要生产各类牌号的灰铁铸件、球墨铸件，采用树脂砂、壳型壳芯、KW自动造型线等工艺。

The flow status of liquid metal in the sand box of group casting was discussed according to the fluid mechanics and heat transfer theory. Not only does the appearance of vying liquid metal happen when group casting between the big and small castings, identical castings in the multiple gates system appear too, even one casting.

运用流体力学、传热学原理，分析群铸时液态金属在各型腔内的流动情况，揭示出争铁液现象不仅在大小件混铸时发生，在多个内浇道浇注系统中群铸相同铸件，甚至仅一个铸件仍存在这一现象。

The text detaily analyzes the cause of scab of stainless steel steel melt wax casting and proposes some measures to avoid it.

详细分析了不锈钢熔模铸件夹砂产生的原因，并提出了防止不锈钢铸件夹砂的一系列措施。

Chengmao casting plant in Dongguan City in Taiwan using a full set of Lost Wax Casting Technology specializing in the production of stainless steel, carbon steel and low-alloy steel and precision casting products, with annual production capacity of 600 tons of castings.

东莞市程茂精铸厂采用全套台湾失蜡精密铸造的工艺专业生产不锈钢、碳钢和低合金钢精密铸件及其制品，具备年产600吨铸件的生产能力。

It is an environment-friendly precision casting process, will be the shape of complex, high-precision castings, to reduce the weight of casting, which is the traditional method of unparalleled sand casting from the viewpoint of product quality can be completely replaced by sand casting resin.

它是一种环保型的精密铸造工艺，可获得形状结构复杂、高精度铸件，可减轻铸件重量，这是传统砂型铸造方法无可比拟的，从产品质量上看可完全取代树脂砂铸造。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了