1、//www.tianyujian.com/介紹在防水屋面的表面撒黃沙，是為了減少太陽紫外線對防水層的老化破壞和起到熱反射作用，對改善瀝青的熱流淌也有一定的好處。
Jinan professional waterproof roof covered in surface water sprinkle sand, is to reduce the ultraviolet rays of the sun damage and aging waterproof layer plays the role of heat-reflective, hot asphalt to improve the flow also has certain
advantages.
2、濟南專業防水談到當防水涂料面上還需要抹砂漿時，在涂料施工的最后一遍，涂料未固化前，表面撒上干凈砂，并可輕拍壓實，為了增加與砂漿的粘結力。
Jinan professional waterproof waterproof coating the surface when it comes to need to wipe mortar, paint it again in the final construction of the former uncured paint, clean the surface sprinkled with sand, and pat compaction, in order
to increase and mortar adhesion.
3、//www.tianyujian.com/提醒某些可以上人的防水涂料在表面撒沙或在防水涂料中摻入一定比例的砂，可以增加涂料的強度、耐磨性和防滑性。
Jinan professional waterproofing may remind some waterproof coating on the surface of the Master of sand or sand mixed with a certain proportion of waterproof paint, coatings can increase strength, wear resistance and slip resistance.