The process of impurity removing from fine silica powders with thermal crack method is investigated by means of DTA and XRD.
通过显微镜观察和X -射线衍射分析方法，研究用热爆裂法除去二氧化硅微粉中杂质的过程。
Through controlling the sodium silicate of surfactans and the pH of quartz powder suspending liquid, the ultra-fine silica powder was prepared by using stirred mill.
通过控制硅酸钠的添加量和悬浮液的pH值，利用搅拌磨制备出了超细石英粉体。
Heating husks to 800 degrees centigrade (1,472 degrees Fahrenheit) in an oxygen-free furnace drives off carbon, leaving fine particles of nearly pure silica behind.
在无氧炉中将糠皮加热到800摄氏度(1472华氏度)将分离糠皮中的碳，留下几乎只含有硅的细小微粒。
Heating husks to 800 degrees centigrade (1, 472 degrees Fahrenheit) in an oxygen-free furnace drives off carbon, leaving fine particles of nearly pure silica behind.
在无氧炉中将糠皮加热到800摄氏度(1472华氏度)将分离糠皮中的碳，留下几乎只含有硅的细小微粒。
With increasing of silica content, fibers diameter became fine and spindly beads increased.
随着二氧化硅含量的增加，直径变细，纺锤形珠节结构增加。
It is a professional practice organic silica gel and fine chemical research; development; production and operation of large enterprises.
是一家专业从事有机硅胶及精细化工的研究开发、生产及经营的大型企业。
With increasing of silica content, fiber diameter became fine and spindly beads increased.
随着二氧化硅含量的增加，纤维直径变细，纺锤形珠节结构增多。
However, a silica cage around each droplet prevents them from binding together and turning back into water, making the substance into a fine powder instead.
但是，包围每滴水的硅笼阻止它们结合在一起回复为水，而使这种物质成为细粉。
This article mainly reasearched that light alkali substituting heavy alkali and 10% silica sand ultra-fine dust were used in the float glass batch by the method of adding special cementing agent.
通过在浮法玻璃配合料中加入特殊黏结剂取代传统的配合料加水，可以将配合料中重碱换成轻碱，并可利用10%的硅质超细粉原料。
Fashion titanium gold ornament piece, both sides silica gel skid prevention pad, sympathizes fine.
时尚钛金饰片，引领时尚潮流两侧硅胶防滑垫，精致体贴。
Remark: The spherical Particle Pass Rate is only applicable for spherical fine pore silica gel.
注：球形颗粒合格率指标仅适用于细孔球形合格率。
This paper adopts ultra-fine fly ash and silica fume concrete materials to prepare high performance composite technology(HPC).
本文采用超细粉煤灰与硅灰的复合技术配制高性能混凝土材料（HPC）。
Other aspects of this test and analysis explored the ultra-fine fly ash and silica fume composite effect of the mechanism and demonstrated the feasibility of HPC using ultra-fine fly ash.
本文其他方面的测试分析，剖析了超细粉煤灰与硅灰复合效应的机理，论证了用超细粉煤灰配制hpc的可行性。
This paper studys the influence of the mineral admixtures such as ultra-fine fly ash, ultra-fine slag and silica fume on compressive strength of lytag concrete.
利用磨细粉煤灰、磨细矿渣和硅灰作为矿物掺合料，研究了各种矿物掺合料对粉煤灰陶粒混凝土抗压强度的影响。
Our main products are alkoxy silanes, hydrochloric acid, trichlorosilane, Precipitated silica, fine chemicals of organosilicon.
公司主要产品为烷氧基硅烷、盐酸、沉淀法白炭黑、三氯氢硅、有机硅精细化学品等。
Our main products are alkoxy silanes, hydrochloric acid, trichlorosilane, Precipitated silica, fine chemicals of organosilicon.
公司主要产品为烷氧基硅烷、盐酸、沉淀法白炭黑、三氯氢硅、有机硅精细化学品等。
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