The superfine quartz powder is a sort of neutral inorganic fillers which is widely applied in plastic , rubber , rosin , dope , electron and other high and new - technology industries , the purity and granularity is required strictly in high and new - technology industries 超细石英粉是一种优质的中性无机填料,广泛应用于塑料、橡胶、树脂、涂料、电子及高科技产品等行业,其中高科技行业对超细石英粉的纯度和粒度组成都有相当严格的要求。
With strong ability on the r d , the company owns three patents : the production technology of color quartz sand , the production technology of glass marble , an installation method of a new type decoration board and a special technique : the production technology of microcrystalized wear - resisting miniball . bonanas main products include : color quatrz sand for epoxy flooring system , grinded quartz sand powder , high - grade artificial color quartz sand for wall decoration , various natural and artificial cobblestone , super fine quartz powder , grinding medium of quartz miniball , color quartz sand paint or sand wall paint , color sand lacquer , transparent epoxy resin paint especially for color quartz sand floor and self - leveling epoxy paint for color quartz sand 新材料技术有限公司位于北京市通州区张家湾镇,是一家集产品开发生产销售于一体的高新技术企业,拥有博士硕士等高级人才,具有强劲的产品研发和生产开发能力,目前,公司拥有: “彩色石英砂生产工艺技术”已申请国家专利“微晶化处理耐磨微球生产工艺” “玻璃大理石制造工艺”已申请国家专利“一种新型装饰板材安装工艺”已申请国家专利等多项国家专利和自主开发的生产工艺技术。
Firstly , the mechanism of the preparation of superfine quartz powder with ball mill is studied in this article , based on nature of quartz material , griffith ' s strength theory and the crush theory of planetary ball mill . the problem of granulation during the process of the preparation of superfine quartz powder is studied minutely . and proposed increasing dispersant and disperser medium to restrain granulation , and dispersing use ultrasonic after milled 首先,本文结合石英材料的基本物性,以格里菲斯强度理论和行星式球磨机的粉碎原理为基础,研究了球磨法制备超细石英粉体的机理,同时对粉石英制备过程中的团聚问题及其控制作了细致的研究,提出粉磨过程中增加分散剂和分散介质来抑制团聚,粉磨后采用超声法进行分散,并确定了最佳分散剂、分散介质的用量和最佳超声分散时间。
The present work is to develop a new high performance single component waterproofing construction putty powder with cement fly asb quartz powder cmc and pp fiber as its main constitutes . its result can be a basis to popularize cement putty and a reference to establish national criterion . firstly , the influence of some major materials on the basic performances of putty was studied , and find the major constitutes and mix proportion , simultaneity , the principle to select element is cheap unpolluted and comprehensive 为了提高建筑工程的装修质量以及适应我国当前建筑事业的发展要求,本文选用水泥、粉煤灰、石英粉等常用建材并掺入适量纤维素、聚丙烯纤维及助剂配制出一种高性能单组分且具防水性的新型水泥基腻子,成本低廉且符合环保要求,其成果可作为推广水泥基腻子产品应用的依据,并对国家外墙腻子行业标准的制定提供参考。
The best dosage of dispersant and disperse medium , and the best time of ultrasonic disperse . secondly , the bp neural network process parameters model which describes the relationship between the important process parameters of the preparation of superfine quartz powder and the important evaluate guidelines was built , based on experimentation data . the forecast of the important guidelines was achieved with this model 其次,本文以试验数据为基础,基于bp神经网络建立了球磨法制备超细石英粉体的关键工艺参数(转速,时间,装样率,料球比)与粉体的关键评价指标(中值粒径,粗端粒径,均匀性系数)之间多目标多变量的bp网络工艺参数模型,该模型的建立实现了粉石英制备的关键指标预测。
Thirdly , the weight and threshold of bp neural network model was optimized by genetic algorithm ( ga ) , which has stronger macroscopic search and global optimization property , based on bp network model of the preparation of superfine quartz powder . this model is named ga - bp , and improves the generalization capability and the parameters forecast precision of bp network model , and was proved to be correct by both theoretical analysis and experiment 再次,本文以粉石英制备的bp网络模型为基础,利用遗传算法( ga )较强的宏观搜索能力和良好的全局优化性能,对bp网络模型的权值和阈值进行优化,极大地提高了bp网络模型的泛化性能和参数预测精度,将经过ga优化后的bp网络模型简称为ga - bp网络模型。
Based on the basic principles of densified systems containing homogeneously arranged ultra - fine particles ( dsp ) and reactive powder concrete ( rpc ) adopted by foreign researchers specialized in building materials , silica rume , ultra - fine fly ash , quartz powder , 52 . 5 - class portland cement and superplasticizer were selected and mixed , the theoretic of mixed steel fiber reinforced cement - based composite materials and of micro - aggregate filling voids were applied , the composition was adjusted , the mixture ratio of rpc was optimized , a suitable curing schedule was adopted , in the result , an ultra - high performance concrete designated rpc was successfully prepared by normal technology methods 本文基于超细粒聚密材料( dsp )和活性粉末混凝土( rpc )配制的基本原理,选用硅灰、粉煤灰、石英粉和硅酸盐水泥,辅以高效减水剂,采用多重复合的技术路线,运用混杂钢纤维增强理论和微集料填充密实原理,调整材料组成,优化混凝土配合比,结合适宜的养护制度,在现有技术条件下,成功制备出了rpc200材料。
And export to japan , south korea , philippin and singapore . bonana color quartz sand has been employed on more than 400 , 000 square meters epoxy floor in the country and it has become the necessary materials to make high quality color quartz sand epoxy floor . more over , bonana quartz powder sand used for self - leveling epoxy floor and epoxy mortar etc . and various color cobblestone will also make other epoxy floor more perfect 年多来,已在国内许多工程上使用,如:北京的纳贝斯克食品有限公司,北京印钞厂,北京华都食品有限公司,秦皇岛正大集团食品公司,厦门惠泉啤酒厂,广州市邮件处理中心等等,在国内,使用本公司生产的彩砂环氧地坪已累计近万平方米, “宝莲纳”和“洁登”牌彩色石英砂已经成为制造高品质彩砂环氧地坪的必用原材料。