一本一道一二区高清视顿视频I波多野结衣中文字幕日韩久久I人妻AV一区二区三区四区I午夜无码熟熟妇丰满人妻I日嗨毛片I韩日wwwI人人妻97I91日批I成人色码I国产一区二区三区少妇I成人7X7I伊人日韩久久播中文字幕I亚洲精品一区二三区不卡I影音先锋资源av中文字幕在线观看I黑人性无码av一区二区Iboo少妇I精品国产suv免费观看天美视频I777少妇I亚洲AV无码久久精品一区二区三区IA91少妇

產品描述： Two component polyamide cured epoxy primer.
顏色：Gray.
包裝：5 gallon kits and 1 gallon kits, premeasured for easy blending at the jobsite.
應用：Wearcoat 490 is intended for use as a primer for cementitous substrates. It is generally topcoated with Wearcoat 480 or 491 epoxies or Wearcoat 100 urethane finish coatings. Wearcoat 490 is also a suitable primer forsubmerged concrete surfaces (use Wearcoat
491 topcoat here) which also has good chemical resistance properties and very good resistance to water and salt solutions.
Wearcoat 490 has generally been used as a primer for concrete surfaces in steel mills, paper mills, refineries, storage battery
plants, etc.