Polyurethane sealant main windshield and side windows and the bonding between the main cars, buses, special vehicles, railway passenger cars, ships, etc. to be used. ? Identification of sealant sealant mainly depends on several performance: First, the breaking strength (pull-off force / cross-sectional area) Second, the bonding strength (pull force / adhesion area of ??high temperature polyurethane sealant, the substrate except damage) Third, elongation at break (pull-off length / original length) four of five anti-aging ability, appearance (matt degree to which brand of polyurethane sealant good, particles, bubbles) Six, shape retention (not drawing facade does not sag) Seven, the shelf life of a multi-purpose polyurethane sealant, polyurethane sealant Jiangxi, Shandong Austria too provided by the Industry and Trade Co., Shandong Austria too. Road Zhiyuan, temper forward. Shandong Austria too Ltd. (www.shandongaotai.com) aims to become and you win symbiosis, strategic partners to move forward, more determined to become the most influential PU products business, and you leap together to success!