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- shell molding sand [机] 壳模砂
- You are enable to increase the number of shell mold production. 使铸型的生产效率的提高成为了可能。
- Describes some results of using rectorite for molding sand and mold coating. 介绍了用累托石粘土作型砂粘结剂和水基涂料悬浮剂的试验结果。
- And the effects of bentonite percentage and compactibility on elastic modulus of molding sand were experimentally st... 试验研究了膨润土含量和紧实率对型砂弹性模量值的影响。
- Novolac for shell molding was gained under direct microwave irradiation and microwave irradiation associated with water bath using this device. 利用此装置,采用微波直接辐射及水浴协同加热相结合的方式合成出壳法用热塑性酚醛树脂。
- The resista nce decreases intensely when the slenderness ratio of the hot molding sand layer increases. 阻力随干砂层长细比的增加而急剧减小。
- It for consolidating molding sand, such as resin bonded sand, as well as tamping sand, such as clay sand or self hardening sand. 本机主要用于树脂砂造型时型砂的振实,也可用于粘土砂造型或自硬砂造型实砂型的振。
- A new kind of boron nitride based shell mold used for investment casting titanium alloys was fabricated and the reaction between it and Ti-Ni alloy was investigated. 摘要研究了一种新型钛合金精密铸造用型壳-氮化硼基复合型壳及其与钛镍合金的界面反应和反应层的形成机制。
- Such a testing method is of practical sense in realization of molding sand testing and foundry production management and casting quality control. 该测试方法的应用对实现型砂性能检测、铸造生产管理和铸件质量控制具有现实意义。
- The sedan camshafts re-melting and chilling process and production technique of shell mold camshaft castings to he re-melted and chilled were introduced. 摘要介绍重熔淬火硬化处理凸轮轴工艺，以及供重熔淬火用的壳型凸轮轴的生产工艺。
- This machine is used for mixing and puddling powdery materials,such as fly ash，refrectory cement, molding sand, slag, gangue and building garbage,etc. 本机适合混合搅拌粉状物料。如：粉煤灰、耐火泥、型砂、炉渣、尾矿、建筑垃圾等。
- The face coating of investment shell mold was made up of hexagonal boron nitride (hBN) powders with a few yttria (Y2O3) particles and colloidal yttria as binder. 氮化硼基复合型壳的面层主要由预处理后的六方氮化硼粉体、氧化钇粉体和粘结剂钇熔胶组成。
- The coal dust is the main mold sand additive to prevent penetration/burn-in and improve the surface fineness. 煤粉是防止粘砂和改善表面光洁度的主要型砂加入物。
- The sedan camshafts re-melting and chilling process and production technique of shell mold camshaft castings to be re-melted and chilled were introduced. 介绍重熔淬火硬化处理凸轮轴工艺,以及供重熔淬火用的壳型凸轮轴的生产工艺。
- The reaction interface between Ti-Ni alloy and BN based shell mold was studied by scan electron microscopy (SEM) and electron probe micro-analyzer (EPMA). 利用扫描电镜、电子探针等检测手段对钛镍合金铸件表面反应层进行了研究；
- The complete sets of equipment for preparing Clay-bonded Sand Selfuardening Sand and Sodium Silicate-bonded Sand and hot sand reclamation of Precoated Sand and rosin molding Sand. 铸造粘土砂、树脂砂、水玻璃砂处理成套设备及热法覆膜砂和树脂砂热法再生成套设备。
- The more content of SiO2 in binder and corundum in refractory material, the higher strength shell mold has.Chemical drying technology leads to the strength loss of... 粘结剂中二氧化硅含量越高型壳强度越高,耐火材料的刚玉相含量越高型壳强度越高,型壳采用化学干燥硬化导致强度降低。
- The forsterite ore deposit in Yichang of Hubei Province, being one of the limited large ore deposits across the Mainland China, is used to produce molding sand. 宜昌镁橄榄石矿,是我国为数不多的大型矿床之一,用其矿石生产的镁橄缆石型砂。
- The practical molding sand analyses method were introduced.As regards the effective clay, carbonization matter, fused matter, quartz and matel constituent and moisture. 介绍了对有效粘土、碳素物、溶凝质、金属分、石英及水分的型砂组分分析方法,并推荐了型砂纯净度的计算方法。
- The results show that, when burying the box, the mould is standed and the molding sand is joined in batches in EPC casting, it can avoid effectively the deformation of the mould. 结果表明，在消失模铸造中，埋箱时将模样立放且分批加入干型砂，能有效地避免平板衬模样在埋箱过程中变形；
