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- Pouring temperature shows significant effect on the growth model of dendrite. 浇注温度对枝晶生长形貌影响较为显著,高温浇注易获得外生柱状枝晶;
- Are metal pouring temperatures properly monitored? 浇注温度是否被正确地监控?
- To decrease the casting pinholes,there should be higher pouring temperature and a suitable sprue height and area. 为减少铸铝件的针孔,铝合金消失模铸造应有适当高的浇注温度和合适的直浇道高度及面积,并尽量采用空心直浇道。
- Deoxidation should be fully conducted during smelting process,and the pouring temperature should be strictly contr... 熔炼时脱氧应充分,并严格控制浇注温度,以避免出现毛刺、气孔、充型不良等缺陷。
- The effect of Te coating and pouring temperature on chilled layer of cast iron are researched. 研究了碲涂料的组成与浇注温度对激冷层的影响。
- Influence of pouring temperature on the size and shape of primary austenite in semi-solid hypoeutectic high chromium cast iron was studied. 利用倾斜板冷却体法制备了亚共晶高铬铸铁半固态浆料,并且研究了不同浇注温度对半固态亚共晶高铬铸铁初生奥氏体的影响。
- After analysis,the major affecting factor of alloy fluidity and body contraction are compositions,pouring temperature and the inclusions of alloy. 经过分析得出,影响合金流动性和体收缩的主要因素是合金的成分、浇注温度及合金液中含有的夹杂物。
- Results show that the foam primarily melts into liquid products instead of gasifying at the pouring temperature of the magnesium alloy. 结果表明:在镁合金的浇注温度下,泡沫模样主要熔解为液态产物。
- It's very important to design the gating system reasonably, to accurately controll the pouring temperature and the ceramic shell temperature. 合理设计浇注系统、严格控制浇注温度及模壳的温度至关重要。
- The major influenceable elements on the quality of cast infiltration are pouring temperature and mixture of alloy powder briquette. 利用正交试验方法,研究了浇注温度、铸件模数、膏块的合金配比及厚度等工艺因素对铸渗质量的影响规律。
- Rough sport disfigurement can be improved obviously by adopting the right raw material, defining the proper pouring temperature and adding proper amoumt of deoxidizing agent. 选用合适的原材料、确定合理的浇注温度、加入适量脱氧剂脱氧,可使麻点缺陷得到显著改善。
- The collapsibility of the sodium silicate dolomite sand is controlled by the size, wall, pouring temperature, capacity for sand and draw time of the cast. 证明水玻璃白云石砂的溃散性与铸件的大小、壁厚、浇注温度、吃砂量和打箱时间有关。
- It was indicated from the results that the increase in pouring temperature and the de-crease in width of inlayed block could prevent inlayed-casting from hot crack. 数值模拟结果表明:提高浇注温度和减小镶块镶入部分宽度均可减小相对收缩速率的大小。
- The effective cost dust content of molding sand should be determined according to time factors such as the quality of the coal dust, casting size and thickness, pouring temperature, lacing sand or unit sand, and so on. 决定型砂中的有效煤粉含量应根据煤粉质量的优劣、铸件大小和厚薄,浇注温度、面砂或单一砂等因素。
- The influences of the factors (casting size,pouring temperature, preheating temperature,graphite sand depth) on the effect of carburizing case depth, carbon concentration gradient have been studied. 研究了铸件尺寸、浇注温度、铸型预热温度、石墨砂层厚度等因素对渗层深度、碳浓度分布等的影响;
- Effects of vacuum and pouring temperature on thermal transfer between metal-mold interfaces for magnesium alloy LFC process are investigated by thermocouple and computer data collection system. 采用热电偶和计算机数据采集系统研究了真空度和浇注温度对一镁合金消失模铸造金属-铸型间的传热的影响。
- The low-pressure casting process includes rising pressure and velocity, pouring pressure and velocity, pouring temperature, crystallizing pressure, and holding time of molten metal and so on. 内容主要有低压铸造工艺参数的设计,包括升液压力与升液速度、充型压力和充型速度的计算、浇注温度的确定、结晶压力和保压时间的计算等;
- Through taking decreasing pouring temperature used of external chill of plate type,taking 70 core and reasonable arrangement of pouring system the question of casting crack can be salved effectively. 为此,利用板形外冷铁降低浇注温度,采用70砂制芯及合理布置浇注系统,有效地解决了铸造裂纹问题。
- 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. 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 influences of cooling rate of the mould, pouring temperature, nodularity and chemical composition on hardness of roll body were described, and the measures for solve problems were proposed. 对铸型冷却速度、浇注温度、球化率和化学成分对辊身硬度的影响进行了论述,并提出了解决问题的措施。