Asphalt gravel sealer truck is to spray the asphalt binder and spread the crushed stone at the same time, so that the asphalt binder and the aggregate have the fullest contact to achieve the maximum degree of bonding between them.

Synchronous crushed stone seal technology has extremely strong water resistance, high anti-slip resistance, and has good performance to deal with road cracks. Without aggregate loss, it can ensure 7-10 years of road maintenance performance.