日韩纯肉AV无码免费播放,精品国产免费观看久久久,久久天天躁狠狠躁夜夜爽,无码人妻少妇久久中文字幕|色欲av一区二区三区免费看|无码免费一区二区三区18|亚洲a级一区

全國(guó)咨詢(xún)熱線

13823613629

當(dāng)前所在位置 :首頁(yè) - News - Common problem

News

聯(lián)系我們  contact us

手機(jī):13823613629
電話:0769-82937713
q q : 425675360
地址:東莞市常平鎮(zhèn)橋?yàn)r村利氏工業(yè)區(qū)C10廠房一樓

What can human silica gel do
發(fā)表時(shí)間: 2018-12-05     瀏覽次數(shù): 2539次

It has excellent fluidity, good operability, no distortion, high temperature, acid and alkali resistance, no expansion, good tension, good tear strength, many times of mould turning, and can be used repeatedly. It is suitable for medium and small parts with simple pattern, and easy to demould. The shrinkage rate can reach two thousandths.



上一篇:What can human silica gel do 下一篇: What can human silica gel do


展開(kāi)
云浮市泷州职业学校有限公司 | 甘肃万合人才技能职业培训学校有限公司 | 昆明市呈贡区华语桥职业培训学校有限公司| 昆明市呈贡区华艺艺术培训学校有限公司| 霸州市子杨钢木家具有限公司|