Hot Crack Seal is a long-term, cost effective way to maintain the life of your pavement. It can be used on highways, city streets, parking lots, airports and residential driveways. It seals the cracks from water intrusion and other damaging factors. Material is applied hot to create a bond with the existing pavement as a defense against pavement deterioration.

BENEFITS OF HOT CRACK SEAL
The most important cost effective process to maintain your existing pavement
Prevents sand, stones and dirt from entering into open cracks causing compressive stresses
Prevents water from entering and weakening the sub base and asphalt
Prevents or delays pothole formation
Reduces the damage from freeze-thaw cycle

Doan Crack Sealing Machine Features
1. Safety Design. With a double shock absorption system (leaf spring and gas spring), they have greatly improved the working stability and safety.
2. User-friendly. Two ports to receive the sealing wand; and a finger-tip control of sealant pumping on the sealing wand.
3. Centralized temperature controller. Omron dual digital LCD temperature controller: displaying both the real time temperatures of heat transfer oil, sealant, and electric heated hose, and the required temperatures, automatically control the heating process.
4. Evenly heating. 45 degree downward burner chamber along with oil-jacketed tank allows high heating efficiency without coking sealant.
5. External pump. External pump gives more room to material and minimizes maintenance.
6. Electric heated hose. The hose’s super flexibility makes for a working coverage of 270 degree.