一、产品概述：
top best-653聚氨酯密封胶是一款单组份，湿气固化的接缝密封胶。不会损坏金属涂层，粘接基材广，表面可重复施胶、可涂装。
description:
top best-653 is a single component, moisture cured sealant joints.it will not damage the metal coating.it can be adapted to a wide range of mterials,can be coated repeatedly.
二、适用范围：
混凝土、木材、铝材、涂漆金属、聚酯、玻璃、pvc、陶砖、石材、陶瓷等的密封和粘接。用手动或气动压胶枪将产品涂抹于清洁、干燥、除酯的被粘物体表面，施胶后，用润湿的抹刀将胶固定在接缝边缘上，并修平。
application areas:
it can be used for airproofing and bonding in all kinds of building materials such as concrete, wood, aluminum, painted metal, polyester, glass, pvc, concrete tile, earthen brick, and chinaware.spray the sealant on the required area by using either manual glue gun or air-driving gun and the jointing surface should clean and dry.after that, please make sure the joint area full of sealant and make it nice.