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- A new kind of polyacrylate resin sand for warmbox process was studied. 研究了以聚丙烯酸酯树脂为粘结剂，温芯盒固化的树脂砂制芯新工艺；
- The reason causing nodularization degeneration in surface layer of furan resin sand nodular iron castings was analyzed. 对呋喃树脂砂球墨铸铁件表层球化衰退原因进行了分析。
- Copper approach gradually enriched the emergence of lost wax casting, resin sand casting, foundry casting. 铜铸方法逐渐丰富，出现了失蜡法铸造，树脂砂铸造，翻砂铸造。
- This product is designed for used resin sand with the functions of crushing, screening and demolding. 该系列产品主要用于树脂砂旧砂的再生.;它集破碎、筛分、脱膜多功能于一体。
- The condensation mechanism of resin is ana-lyzed and the technological properties of resin sand is determined. 探讨了该树脂砂的缩合机理，并测定了树脂砂的各项性能。
- Based on physicochemical test of resin film and analysis of resin sand properties, the CO2 gas-hardened mechanism of PANa resin sand was discussed. 通过对树脂膜的理化分析和对树脂砂性能试验，探讨了聚丙烯酸钠树脂砂CO2硬化机理。
- The Influence of colophony addition on hot cracking tendency and tensile strcngth at roomtemperature of precoated phenolic resin sand is investigated. 研究了天然树脂（松香）对覆膜砂的常温抗拉强度、热开裂倾向等性能的影响。
- Dissertate and extend the necessity of usiny the new technology and the new crafts of resin sand from quality cost and efficiency aspects. 从质量、成本、效率三方面论述推广、使用树脂砂新技术、新工艺的必要性。
- A new process using alkaline resin sand mould is introduced and the cause for the improvement of quality by this new process is discussed. 介绍了用碱性酚醛树脂自硬砂工艺代替呋喃树脂自硬砂工艺后消除缺陷、提高球铁曲轴品质的机理。
- Abstract Furan resin sand is poor in collapsibility when it is used for Al alloy casting,specially for some large、thin section castings. 呋喃树脂砂用于铝合金铸造时，特别是对于一些大型、薄壁铝合金铸件，型芯的溃散性较差。
- Authors introduces an example of applying no-bake furan resin sand technology to large-scale and high-efficient molding line. 介绍了一种把呋喃树脂自硬砂工艺应用于大批量、高效率造型线的实例。
- This paper outlines the basic principles,processes and equipments commonly used in V-process,green sand and resin sand moldings. 文章介绍了目前常用的真空V法造型、湿砂造型和树脂砂造型的基本原理、工艺过程以及所使用的设备,列举了它们的优缺点和经济的适用范围。
- This paper The cause of the scab of the inside surface of cylinder block on condition that the resin sand cores are made in cold core box. 本文分析了冷芯盒村脂砂芯条件下缸体铸件内腔结疤的原因。
- Crusher vibration is based on similar products designed to improve efficiency broken equipment, mainly for clay sand, resin sand broken pieces of sand. 振动破碎机是依据国外同类产品进行改进设计的高效破碎设备，主要用于粘土砂、树脂砂的砂块破碎。
- The firming agent, coupling agent, and surfactant were screened.The optimum composition of emulsive urea - formaldehyde resin sand -consolidating agent was selected. 筛选出了固化剂、偶联剂和表面活性剂,确定了乳化脲醛树脂固砂剂的最佳配方,考察了各因素对固结体性能的影响。
- By adopting the compound mold of die mold,furan resin sand and graphite sand,the heavy duty thin wall complex Al-alloy castings have been successfully produced. 采用金属型、呋喃树脂砂、石墨砂等复合铸型,成功生产了大型、薄壁、复杂铝合金铸件。
- By setting chills on the defect locations to isolate the molten iron in those areas from contact with the resin sand, the defects were successfully avoided. 在容易产生这种缺陷的部位设置冷铁,使该部位不与树脂砂接触,因而能避免上述缺陷产生。
- An area of 10 mu of the unit, with five road equipment, 0.75 tons IF furnace and a set of five tons of the cupola, one Taiwan, eight tons of equipment a resin sand. 本单位占地十多亩，拥有五台行车设备、0.;75吨中频炉一套及5吨的冲天炉一台、8吨的树脂砂设备一套。
- Main products are gray cast iron, ductile cast iron, carbon cast steel for construction machinery and high-load automobile with the no-bake resin sand process, such as axle housing, gearbox housing, hub, carrier etc. 本公司主要采用生产无箱树脂砂工艺生产工程机械、重型汽车用的铸钢件、铸铁件、球墨铸铁件、如桥壳、变速箱、轮毂、托架等铸件。
- Moulding machines, Moulding line, Vertical parting automatic shooting moulding line, Horizontal parting stripper shooting moulding line, Sand preparation system Resin sand line, Silicate-bonded sand line. Shot blaot cleaning equipment, Surface. 造型机,造型线,垂直分型、水平分型自动造型线,砂处理成套设备,树脂砂、水玻璃砂成套设备,中英合资抛丸清理机、表面强化设备。
