日产久久视频,欧美性猛交xxxx乱大交蜜桃,国产精品视频一区二区三区四蜜臂 ,干少妇浪潮AV

此頁(yè)面上的內(nèi)容需要較新版本的 Adobe Flash Player。

獲取 Adobe Flash Player

Product
Refractory Ceramic Balls
 

[ Products Description ] 
Refractory ball produced by our company has good heat resistance, up to 1900°C, high mechanical strength, chemical stability, long life and other characteristics, mainly for methanol and fertilizer plants in high and low temperature changes in furnace, conversion furnace, hydrogenation converter, desulfurization tank and methanation furnace, gas-liquid dispersion effect, supporting coverage of boxes to protect a catalyst.

[ Technical Specification ]
Item/Type Mullite Mullite-Corundum Corundum
Chemical Composition % Al2O3 30-90 90-98 ≥99
SiO2 10-70 0.5-5.0 ≤0.3
Fe2O3 ≤3 ≤0.5 ≤0.1
Refractoriness, °C ≥1450 ≥1750 ≥1850
Thermal Resistance, °C 600 800 1000
Crushing strength, N 100-20000依品種和規(guī)格而異 Different upon types and sizes
Mohs' hardness, scal ≥7 ≥8 ≥9
Acid resistance, % ≥95 ≥98 ≥98
Alkali resistance, % ≥85 ≥95 ≥98
Bulk Density, kg/m3 1200-1600 1800-2000 2000-2200
Note: The data of bulk density is given for reference only, not as the acceptance criterion.
Add: Xiangdong Ceramic Industrial Park, Pingxiang City, Jiangxi Province  Chairman: Xv Huaisheng +86-13907993138 General manager:Zhang Mingli +86-13907999263
Tel: +86-799-3411918  Fax: +86-799-3412668  E-mail: pcp@sino-packing.com  P.C.: 337022  
Pingxiang Petrochemical Packing Co., Ltd. Copyright(C)2015 Supported by?ChemNet?ChinaChemNet?Toocle

麻豆一区二区在线观看| 国产精品一区二区无线| 色噜噜噜AV| 无码人妻aⅴ| 精品乱码久久久| 奥美A级毛片无码| 国产熟妇另类久久久久| 无码一区二区在线看| 亚洲美女久久| 午夜福利1000集合集92| 极品少妇的粉嫩小泬视频| 中文字幕资源网| 欧美A级电影录像| 亚洲黄色小视频| 国产区美美女凹凸AV美女电影| 国产午夜福利内射青草| 尤物免费视频网站| 国产精品交换激情| 日韩成人综合在线| yy111111丰满少妇电影| 亚洲ed2k| 午夜丰满少妇性开放视频| 丁香五月缴情在线| 欧美操逼视频网站| 精品国产免费久久久久久蜜桃| 国产福利高颜值在线观看| 中文字幕精品一区二区精品| 午夜成人黄色影院| 搞搞免费视频| 精品无码一区二区三区三十路| 秋霞国产午夜伦午夜福利片| 波多野结衣高清av| 美女黄色啊啊啊不要| 性生交大片免费看女人按摩| 亚洲成人深夜久久| 亚洲淫荡性爱视频| 麻豆国产成人av高清在线观看| 人人色人人做人人爱| 亚洲AV成人无码久久久精品优酷| 色欲综合久久久无码中文字幕波多| 欧美色欧美亚洲日韩在线播放|