国产精品伊久久久久一区二区三区_毛片内射久久一区夜夜骚_一级国产片在线观看免费_花蝴蝶看片日本大全免费_与子敌伦刺激对白播放的优点_亚洲人菠萝蜜网站_国产欧美性爱在线_欧美午夜精品一区二区_久久青青草原国产精品最新片互动交流_久青草国产手机视频在线观看

Tube trays are used with combined polyethers

The combined polyether for pipe support has the characteristics of good mechanical properties, high specific strength, low thermal conductivity, acid and alkali resistance, corrosion resistance, long service life, no volatile organic compounds, safety and environmental protection. Note: the specific specifications can be adjusted according to different processes of customers.

086-543-2191855
Contact Us Online Inquiry

Product Details

Related Product Recommendation

Scan QR code

Copyright ? 2012-2022 Tianjin Qichen Polyurethane Co., Ltd All Rights ReservedRecord Number:魯ICP備2022010581號(hào)

技術(shù)支持:微動(dòng)力網(wǎng)絡(luò)