A frame for holding a sand mold in a foundry.
砂箱铸造车间内保持砂模用的框架。
The factors influencing the rigidity of green sand mold during pouring were analyzed.
对影响湿砂型浇注时的刚度的各种因素进行了分析。
Thus, the future of the development and application of green-sand mold is very prosperous.
因此，湿型砂的开发和应用前景非常广阔。
The cooling rate is faster in chromite sand mold, but also causes more porosity in castings.
铬砂制作的砂模可让铸件有较快的冷却速率，但也产生较多的微孔隙。
It is easy to adhibit sand on the surface of the casting in the foundry using green sand mold.
粘土砂湿型铸造，铸件表面容易产生粘砂。
One method to make casting sand mold directly from the bozzetto (mud draft) of the sculpture is introduced.
介绍一种在雕塑泥稿外直接制作铸造砂型的方法。
When wet type can not meet the requirement to consider using clay sand table dry sand, dry sand mold or other.
当湿型不能满足要求时再考虑使用粘土砂表干砂型、干砂型或其它砂型。
The new water-based mold coating for resin-bonded sand mold and core for aluminium castings has been developed.
为铝铸件树脂砂型芯研制出新型的水基浅色涂料。
Abstract: One method to make casting sand mold directly from the bozzetto (mud-draft) of the sculpture is introduced.
文摘：介绍一种在雕塑泥稿外直接制作铸造砂型的方法。
A comparative test between green sand mold casting method and resin sand-coated iron mold casting method was conducted.
介绍了球铁刹车盘的不同铸造工艺，对粘土砂湿型铸造工艺和覆砂铁型铸造工艺进行了试验对比。
The experience of cast Mg alloy in graphite green sand mold was summarized and its casting characteristics were analyzed.
总结了采用石墨砂湿型铸造镁合金的经验，分析了镁合金铸造的特点。
The characteristics and process of the coated sand mold (core) made by selective laser sintering rapid prototyping are introduced.
介绍了用选择性激光烧结(SLS)快速成型技术直接制造覆膜砂铸型(芯)的特点及工艺过程。
The abnormal structure usually appears at the surface layer of nodular iron castings produced by furan-sulfonic acid cured sand mold.
通过实验研究，用甲苯磺酸作催化剂的呋喃树脂自硬砂与稀土镁作催化剂生产的球铁件，通常在其铸件表层出现异常组织。
Manufacture and application of a kind of improved phenolic resin used as sintering flux to shape laser rapid molding sand mold was introduced.
介绍了激光快速成型砂型铸模用的一种烧结剂的制作和应用。
Experimental results show that apparent specific heat of sand mold materials is considered as a constant in low temperature range, but it is...
实验结果表明，砂型材料的表观比热在低温范围内可视为常数，但在高温范围内，砂型材料的表观比热是温度的幂次多项式函数。
During this month, I learned lathe work, miller operating, benchwork, digital control processing, sand mold casting, heat treatment, and welding.
在一个月中，我们学习了车工，铣工，钳工，数控加工，沙型铸造、热处理、焊接等等。
When wet cannot satisfy the request considers the use clay granulated substance table dry sand mold, the dry sand mold or other sand molds again.
当湿型不能满足要求时再考虑使用粘土砂表干砂型、干砂型或其它砂型。
The green sand mold with even density and proof of the impact of liquid metal is one of the critical factors in the production of quality casting.
紧实度均匀、能抵抗金属液体冲击的合格砂型是保证铸件质量的关键因素之一。
This paper describes the technological process and the result of the application of carbon ethanol-base coating on self-hardening resin sand mold.
本文介绍碳素醇基涂料在冷硬树脂砂铸铁件上应用的配方、配制工艺及使用效果。
This standard is applicable to carbon steel castings of sand casting and casting mold casting which owns equivalent thermal conduction with sand mold.
本标准适用于在砂型铸造或导热性与砂型相当铸型铸造的一般工程用铸造碳钢件。
Features of this process have been demonstrated from the good characteristics and excellently even hardness of the sand mold, and low noise level detected.
以该法的砂型性能良好与砂型硬度高度均匀以及噪声测定水平，来显示此法的特色。
Simulation results show that grain size is smaller for metal mold casting, but larger for sand mold casting, which is in good agreement with the experimental results.
模拟结果表明，金属型铸造晶粒尺寸较小，砂型铸造的较大。模拟结果与金相观察结果相符。
The additive of correcting metal penetration for green sand mold casting, made from the waste of oil further fabricated——namely DK material, is researched in this paper.
研制了利用植物油深加工后的废料———DK材料作为铸造用湿型砂防粘砂添加剂。
It was pointed out that the strength of molding sand and compactness of sand mold is the key factors influencing the rigidity of green sand mold under normal temperature.
指出型砂强度和砂型的紧实程度是常温下影响湿砂型刚度的主要因素。
In order to improve the abrasion-resistant on the casting surface, the low-Cr cast iron matrix composite reinforced by WC particles in sand mold was made in the experiment.
为了提高铸件表面的耐磨性，实验以低铬铸铁为基体，WC颗粒为增强体，制备出颗粒增强表面耐磨复合材料。
Further results indicate that the thermal conductivity of sand mold and the high fraction of binder alloying for the low melt point in the block will affect the quality of FGM.
进一步研究表明，砂型材料的导热率及合金粉块内低熔点的熔合剂过多均会影响复合材料的质量。
Putting the fuzzy mathematics theory into quality evaluation system of sand mold, we provide a quantitative and practical process for check and analysis of quality of sand mold.
将模糊数学理论引入铸造型砂品质评价体系中，为型砂品质的量化分析和考核，提供了一种切实可行的方法。
The counterweight iron classifies generally according to the modelling method, in the custom divides into the ordinary sand mold counterweight iron and the special counterweight iron.
配重铁一般按造型方法来分类，习惯上分为普通砂型配重铁和特种配重铁。
The results show that the strength and hardness of the mold produced by this method are much higher than those of normal sand mold, suitable for producing high precision thin wall castings.
结果表明：此工艺方法生产的铸型，其强度、硬度远高于一般铸型，适合于生产尺寸精度高的铸件。
The mold hardness under different vacuum degree was tested. The results showed that the mold hardness of EPC process was higher than that of green sand mold and was more uniformly distributed.
不同真空度下消失模铸型硬度的测试结果表明，消失模铸型的硬度高于普通湿型砂铸型，并且硬度分布更均匀。
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