通过热态浇注试验,得到了质量良好的铝合金壳体铸件。
Good quality aluminium-alloy shell casting I produced by pouring test.
作者通过浇注试验法,提出了一种铸型表观物性值的方法。
In this paper, a method of measuring apparent thermal properties of sand molds was provided by pouring method.
在呋喃树脂砂型条件下,针对不同模数、不同冒口颈尺寸的圆柱试样进行了模拟计算和浇注试验。
Several cylindrical castings with different modulus and size of riser necks cast in furan bonded silicon sand molds are examined and analyzed numerically.
试验结果表明,铸铁件流动前沿不仅存在明显的气隙,而且采用聚苯乙烯模样材料,负压下浇注时,其气隙压力低于1个大气压。
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.
在总结有关文献资料和大量试验结果与统计回归分析的基础上,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.
采用激冷斜槽法和低过热法进行浇注料坯的试验,在试验中研究了不同浇注温度和冷却板倾斜角度对所浇注料坯的微观组织的影响。
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.
然后,本文通过正交试验的方法研究了压射速度、浇注温度和模具预热温度对铸件缩松缩孔缺陷的影响。
By use of orthogonal test design, how the injection speed, pouring temperature and mold temperature effects the casting shrinkage porosity forming is studied.
采用浇注型聚氨酯材料,设计了一种管道用胀环试样试验台主密封圈。
Manufactured by casting polyurethane, main seal ring used in expansion ring testing device for pipeline was designed.
试验证明,该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.
研制了一套多功能水模拟试验台,适用于重力铸造及低压铸造浇注系统和充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.
经现场试验表明,用空淬贝氏体钢浇注的颚板,其寿命是普通低合金钢颚板的两倍。
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.
采用密度测试法对从熔化到浇注过程的铝液精炼质量进行监控,对铝液精炼工艺的试验结果进行分析。
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.
指出了耐火浇注料单位体积用量与体积密度定义上的区别,介绍了一种测试耐火浇注料单位体积用量的试验方法。
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.
试验研究了浇注后型腔压力对消失模铸造的铝件表面状态、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.
通过一系列实验室试验,垫补浇注料可认为是较好的罐底耐火材料。
Through a series of laboratory experiment, padding castable is considered to be good as refractory for the ladle bottom.
介绍了户外环氧树脂浇注料的研制和应用,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.
试验结果表明采用钢包注流保护浇注技术可降低二次氧化,提高铸坯内在和表面的质量。
The experiment shows that adopting protective casting technology can reduce reoxidation and improve the internal and surface quality of block.
通过比较试验发现,顺序浇注系统能非常有效地消除熔接痕,为消除大型塑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.
试验结果表明,在考虑的工艺因素中,对充型速度的影响由大到小依次为:模样材料、金属静压头、 涂料透气性和浇注温度。
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.
介绍了阻尼冷却管法制备a 356铝合金半固态浆料工艺的试验装置及其工艺流程,在不同浇注温度下进行了系列试验,并与冷却斜槽法进行了对比分析。
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.
对熔模铸件孤立热节热型壳进行了浇注前及浇注后局部水淬激冷试验。
Experiments for hot mold shell with isolated hot spot by local water quenching in investment casting before and after pouring were conducted.
试验研究浇注型PU的动态力学性能。
The dynamic mechanical properties of cast PU were experimentally investigated.
试验也证明了五孔和喇叭形伸入式水口是浇注方坯的两种好的水口形式,这两种水口对减小流股在结晶器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.
本次试验以烧结镁砂为主原料,加入铬绿微粉,从而制备出多种配方的镁铬质浇注料。
A variety of chromium-magnesium-containing casting materials for furnace lings were fabricated by adding chrome powder to magnesia-base reactory materials.
流动性试验部件包括浇注口、熔液腔和排气孔。
The mobility test part comprises a sprue gate, a melting liquid cavity and an exhaust hole.
试验研究了反重力浇注条件下,铝合金消失模真空低压铸造的充型流动特性。
Mold filling characteristics of Al alloy in vacuum lost foam low pressure casting (VLFLPC) under counter gravity condition were examined.
对碳化硅含量在70 %以上的莫来石结合碳化硅质浇注料进行了试验研究。
The mullite bonded SiC castables with more than 70% mullite was studied.
执行标准:该设备按照国家标准GB 10696《硅铝质耐火浇注料耐碱性试验方法》对试验炉的要求而制作。
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.
用铌中间合金处理铁水,对所浇注的试样作了耐磨性试验研究表明,当含铌量为0.15 ~ 0.4%时,铌铸铁较普通铸铁耐磨性提高5倍左右。
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.
为检验模型的准确性,试验研究了弓形应力框试验铸件的浇注过程。
To verify the accuracy of models for temperature analysis, an arched stress...
应用推荐