Effects of ambient temperature and humidity on sodium silicate mold shell investment casting were surveyed systematically based on practical experience.
根据多年的生产实践,系统总结了环境温度和湿度对水玻璃型壳精铸生产的影响。
Therefore, tannin will be great potential as an organic modifier of sodium silicate.
单宁有可能作为水玻璃的有机改性剂。
The influence of Na2B4O7 on the structure and property of sodium silicate is discussed.
讨论了四硼酸钠对水玻璃结构、性能的影响。
Sodium phosphate, sodium silicate and OS 15 have little effect on the analytical result of SDBS.
除油液中磷酸钠、水玻璃及平平加OS 1 5对十二烷基苯磺酸钠的分析结果影响很小。
A new way of preparing big modulus sodium silicate and active charcoal from rice dusk ash was described.
本文提出了由稻壳灰制高模数的水玻璃和活性炭的新工艺。
Hydrophilic membranes were prepared with key components of sodium silicate, acetic ether, polyacrylamide, etc.
以硅酸钠、乙酸乙酯、聚丙烯酰胺等为主要成分制备出亲水膜层。
The samples that were sealed in sodium silicate had a small porosity and good high temperature resistance property.
硅酸钠溶液封孔后的试样孔隙小,抗高温氧化效果好。
The influence of sodium carbonate, sodium hydroxide and sodium silicate on dispersion of hematite fines were studied.
通过单矿物沉降试验,研究了碳酸钠、氢氧化钠和硅酸钠对微细粒赤铁矿分散行为的影响。
Sodium hydroxide, milk of lime, and sodium silicate with various proportions were used to modify soy flour-based adhesive.
利用石灰乳、氢氧化钠、硅酸钠等化学药剂按不同配制比例对豆粉进行改性,制备豆胶;
The rice husk ash abandoned by the factory after burnt was used to prepare sodium silicate after reacted with alkali liquor.
利用工厂燃烧废弃的稻壳灰与碱液反应制备硅酸钠。
The effect of v -arninopropyl sodium silicate and poly ether-bearing organ di-sodium silicate is better than sodium silicate.
结果表明,有机硅酸盐有一定的缓蚀性能,其中,胺丙基硅酸钠和聚醚有机二硅酸钠的缓蚀效果比硅酸钠好。
A kind of insulating sleeve combined with hollow particles, added insulating material and sodium silicate adhesive is introduced.
介绍了一种以漂珠、附加保温材料和水玻璃粘结剂混制而成的保温冒口套。
BET specific surface area is influenced very much by the interaction of concentration of sodium silicate and reaction temperature.
硅酸钠浓度与反应温度之间的交互作用,对沉淀二氧化硅的BET比表面积影响显著。
We have studied the effects of the ratio of surfactant to sodium silicate on the structures and properties of mesoporous materials.
研究了表面活性剂与硅源的比例对介孔材料的孔道结构、比表面积、孔径分布、孔体积等参数的影响。
The properties of the materials used for making models of sodium silicate bonded sand core curing by microwave energy are suggested.
结果表明,塑料模具和陶瓷模具都可用于水玻璃砂芯的微波固化。
Therefore, stopping the hardening process of particles from growing is the key of increasing CO2 sodium silicate sand bond strength.
所以,提高CO2水玻璃砂粘结强度的关键在于抑制硬化过程中胶粒的过于长大。
The sodium silicate makes the cork stick to the mold surface and also helps to withstand the charring action of the molten lead alloy.
硅酸钠能使软木粉粘结在模具表面,而且还有助于软木粉耐受熔融铅合金的碳化作用。
The sodium silicate makes the cork stick to the mold surface and also helps to withstand the charring action of the molten lead alloy .
硅酸钠能使软木粉粘结在模具表面,而且还有助于软木粉耐受熔融铅合金的碳化作用。
The aluminosiloxane sol was prepared by the reaction of the mixture of 2-methylacrylic acid with sodium silicate and aluminium nitrate.
用2 - 甲基丙烯酸与硅酸钠、硝酸铝反应,制得硅铝氧烷溶胶。
This paper deals with the preparation of composite phosphate modified sodium silicate binders and sand mined method and its properties.
本文研究了复合磷酸盐改性水玻璃粘结剂的制备及其型砂的混碾工艺和性能。
Generally, sodium silicate solutions are used for monomer sources added with caustic soda solutions for activation of leaching out of fillers.
通常以硅酸钠水溶液作为单体硅源,氢氧化钠溶液作为碱激发剂以提高原料的溶出性。
In general, the higher the atmospheric temperature strength of the sodium silicate sand is, the more deteriorative its collapsibility becomes.
水玻璃砂的常温强度越高,其溃散性通常越差。
Chemical Garden is also called "Garden in water", actually it is made up of different metal ions and sodium silicate to form colorful silicate.
前言:“化学花园”也叫“水中花园”,实际上就是不同的金属离子与硅酸钠溶液形成不同颜色的硅酸盐。
The paper studied the effects of base sands and calcined sands at high temperature on properties of ester-hardened sodium silicate bonded sands.
研究了原砂以及高温改性石英砂对酯硬化水玻璃砂性能的影响规律,指出原砂的粒形、耗酸值影响水玻璃型砂的强度和可使用时间。
For different type of sodium silicate, choosing suitable stoving temperature is an effective method to prevent coating from moisture absorption.
对于不同类型的水玻璃,通过选择适当的烘焙温度可有效地防止药皮吸潮。
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。
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。
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