向涟沧桑献上纯洁,青椒色情午夜成人免费网站,精品久久久久久无码中文野结衣,国产精品国产对白熟妇

     
High density polyethylene
PDF 0
It is a kind of thermoplastic polyolefin produced by copolymerization of ethylene.
Product characteristics
It is a kind of white powder or granular product, non-toxic and odorless, with crystallinity of 80% ~ 90%, softening point of 125 ~ 135 ℃, and service temperature up to 100 ℃. It has hardness, tensile strength and creep property better than low density polyethylene. It has good wear resistance, electrical insulation, toughness and cold resistance. It has good chemical stability and insoluble in any organic solvent at room temperature.
Application instructions
It is widely used in gas transportation, water supply, sewage discharge, agricultural irrigation, transportation of fine particle solid in mine industry, oil field, chemical industry, post and telecommunication, etc, especially in gas transportation.
Application instructions
Energy and Chemicals
主站蜘蛛池模板: 突泉县| 永和县| 宁陕县| 托克托县| 扎兰屯市| 张家界市| 新河县| 珠海市| 定边县| 江安县| 兴和县| 监利县| 广宁县| 深水埗区| 崇州市| 无极县| 莱阳市| 陵水| 霞浦县| 安乡县| 彝良县| 巴楚县| 丹东市| 句容市| 长岛县| 宿迁市| 金山区| 诸暨市| 泰州市| 涞源县| 河曲县| 阿荣旗| 莎车县| 达孜县| 榕江县| 广元市| 五大连池市| 湖南省| 修武县| 舞阳县| 中阳县|