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- Low Fluorine Mold Powder 低氟结晶器保护渣
- The basic way to decrease the pore number and improve the strength of the sinter with low fluorine is increasing the mel... 因此提高低氟烧结矿粘结相的熔点及结晶能力是降低微气孔率、提高强度的根本途径。
- The prevalence of dental fluorosis of the children drinking low fluorine water was no difference no matter whether using fluoride dentifrice or not. 饮用低氟水的儿童无论是否使用含氟牙膏,其氟斑牙患病率间没有差别。
- C+BN skeleton particles can decrease viscosity,melting temperature,melting rate and crystallizing temperature of the mold powder. C+BN作为骨架粒子可以使保护渣的粘度减小、熔化温度降低、熔化速度降低、结晶温度降低.
- A new method of using the time of last inflection of burning curve of mold powder as the index of the melting speed is developed. 提出了以保护渣烧损曲线最后一个拐点对应的时间来表征其熔化速度的新方法。
- Through optimizing the oscillation parameters and mold powder properties, the hook mark defect of billet was eliminated and the surface quality improved obviously. 通过优化结晶器振动参数和改善保护渣性能,消除了铸坯的钩形振痕等缺陷,改善了表面质量。
- The content of CaF_2 and alkali metal(Na_2O+K_2O) in the special slag of Baotou Iron and Steel(Group)Company was close to 2.52% and 0.19% respectively,which belongs to the slag of low fluorine and low alkali metal. 包钢特殊渣中的CaF2和碱金属(N2O+K2O)的质量分数分别接近于2.;52%25和0
- The study on the microstructure of the sinter with low fluorine shows that there is a strong relation among the pores in the sinter, the forming and extension of cracks and the sinter strength. 通过对低氟烧结矿显微结构的分析研究发现：微气孔直接控制着烧结矿裂纹的产生和扩展，并对烧结矿的强度有影响。
- Based on pointmodel between copper plate and mold powder particle and the adhesion theory between friction and copper plate wear,the wearing extent was analyzed. 通过对结晶器铜板与保护渣颗粒微元体接触点模型分析,并结合摩擦与磨损黏附理论分析实际生产中铜板受磨损的影响因素。
- By using solidification and melted slag theory,series mold powders of low alloy steel,plain carbon steel and high carbon steel,were developed and used in production successfully. 运用凝固理论和熔渣理论,研制开发了适用于低合金钢、普碳钢、高碳钢的系列保护渣并成功地应用于连铸生产。
- pretreatment with low fluorine and non-chromium 低氟无铬前处理
- low oxygen and low fluorine dysprosium metal 低氧低氟金属镝
- The molding powder(CL-18 :F2311=98.5 : 1.5) was made using fine CL-18 particles and the initiation properties of the molding powder was tested. The results show that CL-18 was an explosive easy to be detonated with low sensitivity. 利用细颗粒CL-18制备了造型粉(CL-18:F2311=98.;5:1
- Mild Cooling Mold Powder for Slab Casting 板坯连铸用缓冷型保护渣
- Keywords wide slab;mold powder;sculls;strike-alarm; 宽板坯;结晶器保护渣;钢液结壳;粘结报警;
- STUDY ON MOLD POWDER OF LOW CARBON STEEL FOR CSP THIN SLAB CONTINUOUS CASTING CSP薄板坯连铸低碳钢结晶器保护渣的研究
- Referring to the production experience of these years in the No.3 steelmaking plant of Anshan Iron& Steel Complex, the relation between the breakout and the mold powders is set forth in the present paper, and some countmeasures are put forward. 结合鞍钢第三炼钢厂板坯连铸机多年来的生产实践，阐述了板坯连铸机粘结漏钢与结晶器保护渣的关系，并提出了一些防止漏钢的措施。
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
- The singer forced his low notes. 那位歌手勉强唱出低音。
- A NEW METHOD TO MEASURE MELTING SPEED OF MOLD POWDER 一种新的保护渣熔化速度的检测方法
