少妇高潮一区二区三区69,一区二区三区毛片,国产精品伦一区二区,凸凹人妻人人澡人人添

聯(lián)系我們
英文

Calcined α-alumina

  • Product name : Calcined α-alumina
  • Product Categories : Calcined α-alumina
  • Company name : Shandong Shibang Chemical Technology Co., Ltd.
Details


Calcined α-alumina white fine powder, uniform particle size, easy to disperse, stable chemical properties, moderate high temperature shrinkage performance, α-alumina has good sintering performance. This α-alumina product is the basic raw material for the production of heat-resistant, wear-resistant and corrosion-resistant products, such as high-alumina refractory materials, α-alumina can be used for high-strength ceramic products, automotive spark plugs, abrasive materials, etc. Welcome to inquire about calcined α-alumina.

The particle size of the original crystal is about 1 μm smaller, the grindability is good, the sintering activity is large, and it is easy to be pulverized into fine powder with an average particle size of about 1 μm. For alumina ceramics, rollers; various products produced by isostatic pressing; unshaped refractories, castables. It can also be used as a filler for electrical components and insulating materials.

Product parameters:




Update time :22/03/08 11:48:03   【print 】   【close【return to previous page 】
91精品国产综合久久久久久蜜臀九色| 久久久久久久久国产| 亚洲欧美精品SUV| ass丰满日本乱妇ass| 26uuu成人免费毛片| 黄片久久久| 欧美3p激情一区二区三区猛视频 | 国产av自拍片| 人人妻人人澡人人爽人| 精品一区中文字幕| 日本xxxxxxxxx69| 色综合99久久久无码国产精品 | 91精品国产综合久久福利 | videos少妇| www.xxx国产| 肉色丝袜超薄一区二区三区| 性欧美熟妇videofreesex| 91精品久久久久久久久久久3uu| 国产精品av久久久久久无| 日韩国产av| 人妻熟女视频一区| 国产精品久久久久久久9999| 国产在线一区二区三区四区| 久久综合婷婷| 久久久久久久久综合| 99久久久精品免费观看国产| 日韩三级视频在线播放 | 91欧美精品成人综合在线观看| 久久噜噜噜精品国产亚洲综合 | 亚洲jizzjizz少妇野女人| 女人与禽性猛交视频网站| 韩国av毛片| 日韩精品人妻一区二区| 久久久精品人妻一区二区三区| 大地资源第二页中文高清版| 欧美黑人性猛交╳xx╳动态图| 亚洲视频一区二区三区| 国产性猛交xx乱| 国产精品视频不卡| 国产精品久久久久久久午夜片| 麻豆精品国产传媒av绿帽社|