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- Study of Forming Technology of Selective Laser Sintered Resin Coated Sand Cores 选择性激光烧结覆膜砂芯成形工艺的研究
- Abstract It is not of profit for volume use of resin coated sand in hotbox coremaking that the former has been developed for shell core and mold. 为造壳芯与壳型发展的树脂覆膜砂大量用作热芯盒造芯材料是不经济的。
- Puton your coat sand call up afriend and help me change America. 穿上你的外套，通知你的朋友，帮助我改变美国。”
- The characteristics and manufacturing method of activated Iron oxide Coated sand adsorption (IOCS) are introduced. 介绍了活性氧化铁/石英砂吸附剂(IOCS)的特点和制备方法。
- Therefore, the sand control strength can be improved through adding the fibred to the coated sand. 所以,在覆膜砂中加入纤维,可以提高覆膜砂的挡砂强度等性能。
- DP2、 D4 are mainly used for ramming sand core of small mould in foundry practice, whereas. D4型气动捣固机，主要用于铸造行业捣固砂芯或小砂型。
- Therefore, the sand control strength can be improved through adding the fibre to the coated sand. 所以,在覆膜砂中加入纤维,可以提高覆膜砂的挡砂强度等性能。
- The relationship between calcium stearate and sand core as well as casting quality of cylinder head of diesel engine for example ... 同时,以柴油机缸盖砂芯和铸件为例,分析了硬脂酸钙与砂芯和铸件品质的关系。
- Abstract: The present status of easy shakeout resin coated sand for aluminum alloy is described in detail, and the developing tendency is pointed out. 文摘:详细论述了铝合金铸件用易溃散壳型砂的发展现状，并提出了今后的发展方向。
- Effects of heat performance on strength?fractures and bending of coat sand were analyzed. 分析了覆膜砂在热作用下对型砂强度、断裂表面和变形的影响。
- Teh suitable diluent and dilute sodium silicat were studied and developed. The productive testsshowed that the sand core possessed good strength and collapsibility. 通过对稀释水玻璃特点的研究，试验选定了一种稀释剂，研制出一种性能良好的稀释水玻璃，生产验证表明，用其制造的型芯具有良好的溃散性。
- AbstractShell molding of phenol formaldehyde resin coated sand has been widely used in foundry and with prospective future. 酚醛树脂覆膜砂壳法工艺已广泛地应用于铸造生产，并有着广阔的前景。
- Direct shell-making method was adopted in producing narrow flow-channel close impeller to avoid using water-soluble sand core and to reduce production cost. 生产封闭式窄流道叶轮,为降低成本,可避免使用水溶砂芯,采取直接制壳的方法。
- Good packing, expedient and dispersancy, prevents coated sand point occurred while ” “ to avoid business card printing and membership card when making exuvaite. 好的填料，不宜的凑拢性，可制止涂布时呈现“沙不背”，制止制卡和会员卡制作时爆不收零落本体。
- Replacing quartz sand with mullite sand, the high temperature intension of sand core can be improved, the burr defect is avoiding, the quality and life of track plate and pin are improved. 利用莫莱石砂替代石英砂生产履带板砂芯可提高其抗高温开裂强度，消除履带板销孔的脉纹铸造缺陷，提高履带板与履带销的质量与使用寿命。
- Progress in Resin Coated Sand. 树脂覆膜砂的进展。
- Description: foundry machine. castings. sand casting. sand mill. moulding machine. sand core machine. shot blasting machine. sand treatment equipment. sand box. vibrator. spray gun. hardware. valve. 铸造设备.;铸造器具
- Sand core of water jacket for 462Q engine cylinder bolck was made of phenolic aldehyde resin sand by hot boxprocess.Domestic ZZ8612 core machine was in priority chosed to design hot box. 选用酚醛树脂砂热芯盒法制作462Q气缸体水套砂芯,以国产ZZ8612射芯机作优先选用机型设计热芯盒,合理选择射砂方向及垂直分盒,确保细窄部位成型及砂芯的整体质量;
- Removal of antimony(Sb) from aqueous solutions using iron-oxide coated sand(IOCS) was investigated by batch experiments under different conditions in terms of inorganic anion species and ionic strength,pH,dosage and temperature. 考察了石英砂负载氧化铁(IOCS)在不同的实验条件下(无机阴离子种类及其离子强度、pH值、IOCS投加量、温度等)对水溶液中锑的去除效果.
- I got a new coat in that store last week. 上礼拜我在那家店买了一件新外套。
