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- Clay content of molding sand 型砂含泥量
- 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。
- water content of molding sand 型砂含水率
- In these tests, the clay content of silt increases as 3%, 6%, 9%, 12%, 15% while the sand content remains unchanged and the silt content increases as 50%, 60%, 70%, 80% while clay content remains unchanged. 粉土样的粘粒含量变化为3%25、6%25、9%25、12%25、15%25，粉粒含量变化为50%25、60%25、70%25、80%25。
- 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。
- 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。
- Two soils were used in the process of experiments,the clay content of which is 28.0% and 15.2%, respectively. 实验土壤分别是黏粒含量为28.;0%25的壤土和黏粒含量为15
- Further,thixotropy and stress-relaxalion were observed during deformation of bentonite filmand the degree of their effect on the compaction of molding sand were estimated. 同时观察到，在其变形过程中有应力松弛及触变现象。文中讨论了它们在型砂紧实过程中可能起作用的程度。
- Sraw Straw is especially popular in places where the clay content of the soil is high. 稻草在土壤中粘土含量高的地方非常受欢迎。
- There is a correlation between available silicon content and pH value or clay content of soils,except it is influenced by pedogensis. 分析土壤有效硅与土壤理化性状的相关关系，得知有效硅含量与土壤的pH及粘粒含量达极显著和显著水平，此外，有效硅含量还与成土过程有关。
- Based on the rheology and molding sand micro deformation, elastic modulus of molding sand was measured and investigated with the intelligent molding sand multi property tester developed by ourselves. 基于流变学和型砂微变形理论,用所研制的智能化型砂多项性能测试仪对型砂的弹性模量进行了测量研究。
- The average content of each soil is 605. 1, 577. 5, 357. 0. 271. 3 and 149. 2mg/kg respectively. There is a significant positive correlation between available sillcon content and pH value and also clay content of soil. 有效硅平均含量分别为605.;1、577
- Effect of Heated Sand on Quality of molding Sand 关于热砂对型砂品质的影响
- moisture analyzer of molding sand 型砂水分分析仪
- Keywords Effective clay;Carbonization matter;Fused matter;Matel constituent;fineness of molding sand;Constituent of molding sand; 有效粘土;碳素物;溶凝质;金属分;型砂纯净度;型砂组分;
- INFLUENCE OF MOLDING SAND ON THE AIR-IMPACT COMPACTION OF SAND MOLD 型砂对空气冲击造型砂型紧实效果的影响
- The entire content of a book will be located on a single silicon chip. 整本书的内容只用一片硅芯片就可以装下。
- Effects of Filter Used on the Properties of Molding Sand 使用滤渣片对型砂性能的影响
- The thieves got away with the contents of the safe. 那些窃贼偷走了保险箱内的东西。
- The runoff sediment has higher clay content than the surface soil, andthe splash soil has higher fine sand content. 通过对侵蚀上壤的颗粒组成分析表明，侵蚀对土壤颗粒具有选择性，径流侵蚀泥沙中粘粒含量比侵蚀表土含量高，溅蚀泥沙中细沙粒含量变高。
