電熔石英塊、砂、粉 用精致石英砂高溫熔煉后，急冷卻后再破碎、人工分級(jí)而成的塊料，主要成分：SiO2 99.5-99.9%、Fe2O3 0.002%。一級(jí)品外觀為無(wú)色透明，少部分伴有透明霧狀，并可按用戶要求粒度加工各種規(guī)格的砂、粉，年產(chǎn)量8000噸 粒度范圍： 10-1mm、1-0.5mm、0.5-0.2mm、0.2-0.1mm,現(xiàn)采用先進(jìn)加工工藝和處理設(shè)備，經(jīng)過(guò)物料對(duì)撞破碎機(jī)、磁選機(jī)、整形機(jī)、氣流粉碎機(jī)、振動(dòng)磨，分級(jí)機(jī)等工藝而加工成各種粒度的電熔石英砂粉。該產(chǎn)品在加工過(guò)程中沒(méi)有中介雜志混入，基本上保證原有成分不變。粒度可按用戶要求生產(chǎn) 主要用途： 用于高級(jí)耐火材料和電器電子等行業(yè)，現(xiàn)出口日本、韓國(guó)、美國(guó)和歐洲等國(guó)家。   Electric Melting Blocks, Sand, Quartz Powder Refined quartz sand after the high-temperature melting, anxious to cool before breaking, artificial classification of material, main ingredients: SiO2, 99.5-99.9%, and Fe2O3,0.002%,. Level product is a colorless, transparent, a few accompanied by transparent mist, and users can request processing a variety of granularity sand, powder, annual output of 8,000 tons Size range:  10-1mm, 1-0.5mm, 0.5-0.2mm, 0.2-0.1mm, are using advanced processing technology and processing equipment, after a material impact crusher, magnetic separator, vibration grinding of shaping machines, pneumatic,, grader and other craft and processed into a variety of particle size of fused quartz powder. Journal of the products during the manufacturing process there is no intermediary in mixed, guaranteed original compositions are not essentially the same. Grain size according to the user requirements Main use: used for high quality refractories and electronic industries, export Japan, Korea, the United States, Europe and other countries.         下表為我國(guó)通常使用的篩網(wǎng)目數(shù)(mesh)與粒徑（μm）對(duì)照表。     目數(shù)  微米  目數(shù)  微米  目數(shù)  微米  目數(shù)  微米  2.5   7925  12  1397  60  245  325  47  3  5880  14  1165  65  220  425  33  4  4599  16  991  80  198  500  25  5  3962  20  833 100  165  625  20  6  3327   24  701 110  150  800  15   7  2794  27  589 180  83  1250  10  8  2362  32  495  200  74  2500  5  9  1981  35  417  250  61  3250  2  10  1651  40  350  270  53  12500  1