1) water glass sands/structure
水玻璃砂/结构
2) Water-glass Sand
水玻璃砂
1.
Present Situation on CO_2-hardening High-modulus Water-glass Sand at Home and Abroad;
CO_2-高模数水玻璃砂国内外发展现状
2.
Using microwave heating to cure water-glass sands , the i nfluence of water-glass amount, microwave heating time and power of microvave h eating on the bonding strength of water-glass sands was measured and analyzed .
采用微波加热技术硬化水玻璃砂 ,系统测试并分析了水玻璃加入量、微波加热时间和加热功率对砂芯强度的影响规律。
3) sodium silicate sand
水玻璃砂
1.
A progress of designing and making about the device that is used for curing sodium silicate sand by blowing carbon dioxide was introduced.
介绍了一种CO2水玻璃砂吹气硬化装置的设计思路、制造特点和应用效果。
2.
1×10-7x3,As a result, the problem of poor collapsibility of sodium silicate sand used for thick wall steel castings has been more effectively and reasonably so.
1×10-7x3,使厚壁件水玻璃砂溃散性差的问题得到了更合理有效的解决。
4) water glass sand
水玻璃砂
1.
Application of ester vulcanize water glass sand in production of valve steel castings;
酯硬化水玻璃砂在阀门铸钢件生产中的应用
2.
The Applied Research of Water Glass Sand in Heavy Steel Castings;
水玻璃砂在大型铸钢件生产中的应用研究
3.
Mathematical analysis for quality control of the reclamation of the used water glass sand has been described in this paper.
对水玻璃砂再生的质量控制进行了数理分析。
5) Water-glass sands
水玻璃砂
1.
Study of VRH_CO_2 process of water-glass sands used for assembly line;
流水线用水玻璃砂VRH-CO_2法的研究
2.
By using microwave heating to cure water-glass sands , with modulus and content of water-glass varying, the influence of various parameters of water-glass sands on the tensile strength was investigated and analysed in this work.
本文采用微波加热技术来加热硬化水玻璃砂,通过调整水玻璃模数、改变水玻璃的加入量等条件, 分析水玻璃工艺参数对砂型试样抗拉强度的影响规律。
6) Sodium silicate bonded sand
水玻璃砂
1.
The temperature field of sodium silicate bonded sand heating by microwave energy is measured and analyzed by the related characteristic quentities.
通过系统测试和分析水玻璃砂在微波加热过程中的温度场,揭示了水玻璃砂微波加热的快速升温及型芯内外同时升温等特性。
补充资料:钾钠水玻璃
分子式:mNa2O·nK2O·xSiO2
CAS号:
性质:又称钾钠水玻璃(potassium sodium water glass)。略带黄或黄绿色的黏稠液体。具有硅酸钾和硅酸钠共有的性质。在应用上弥补了单独使用一种时性能的不足。如一定组成的硅酸钾钠其抗水能力优于其单独的任何一种。由碳酸钾、碳酸钠和硅砂按一定比例混合熔融反应,经冷却,溶解,澄清,浓缩制得。也可采用由氢氧化钠、氢氧化钾和硅砂进行压热反应,经浓缩制得。也可采用白炭黑、苛性钾、硅酸钠为原料来制取。主要用作黏结剂,洗涤剂,除油污助剂等。
CAS号:
性质:又称钾钠水玻璃(potassium sodium water glass)。略带黄或黄绿色的黏稠液体。具有硅酸钾和硅酸钠共有的性质。在应用上弥补了单独使用一种时性能的不足。如一定组成的硅酸钾钠其抗水能力优于其单独的任何一种。由碳酸钾、碳酸钠和硅砂按一定比例混合熔融反应,经冷却,溶解,澄清,浓缩制得。也可采用由氢氧化钠、氢氧化钾和硅砂进行压热反应,经浓缩制得。也可采用白炭黑、苛性钾、硅酸钠为原料来制取。主要用作黏结剂,洗涤剂,除油污助剂等。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条