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Operation Procedures

Application range
EAHB-TEP1500 Trailer Asphalt Hotbox & Heater is a professional and comprehensive equipment for asphalt roads hot regenerative repairing, which is consisted of trailer chassis system, material heat insulation box, emulsion spray device, pavement heating plate, power supplying system and electric control system. With comprehensive functions of thermal insulation & heating the asphalt mixtures, spaying emulsion and heating & repairing asphalt pavements. It can fast complete the repairing of potholes, pits, alligator cracks, rutting, shoulder damage and other common diseasesin the road.
Adopt thermal infrared reclaim to heat the cold asphalt mixture, and hot the pavement from inside by the space heating exchanging of thermal infrared, no direct heating, never burnt, no oxidized scale blistering and aging denaturalization. Complete set of warning signal, flexible turn, u-turn and mobile. Asphalt mixture heating and insulation function ensure the maintenance in four seasons. Achieve the purpose for fast arriving at the working spot, fast repair and fast withdraw requirement of the pavement maintenance.
Advantages
1. Two ways of heating: electrical heating and infrared heating.
Electrical heating: Germany import, highest quality ceramic infrared heater, it only takes 4 to 5 hours for heating the asphalt mixture to the working temperature (140°C-170°C), while the similar products need 7 to 8 hours minimum.
Infrared heating: high heat efficiency, low cost, it takes only 3kg around gasoline per hour while choose gas infrared heating, however the other brands reach up to 6 to 8kg per hour.
2. With the function both of old material and cold material recycling and heat insulation, it ensures repairing without caring the factor of asphalt mixture and improves the construction efficiency.
3. Integrated intelligent control: with centralized control panel to control the temperature of material hotbox, alternate the gas heating and electric heating, adjust the asphalt heating plate heating time choose the heating region, with indicator light and alarm light for fault diagnosis.
4. Large tank inside space is conforming to the heating transfer and exchange. The igniter has automatic ignition and automatic shut down protection functions. The gas furnace intermittently heats the asphalt mixture by the temperature controller adjusting, but also with the heating faster, never burn the materials.
5. Integrated asphalt heater: Hot patching equipment, the repaired pothole is fully integrated with the surrounding, nice repairing result, good waterproof effect. And avoid the weak joints occurred in the traditional cold patching, and effectively prevent the second damage in larger scale because of poor waterproof. Achieve regeneration of the old material on the spot, reduce the cost.
6. Safe and reliable asphalt heater: lined with insulation materials inside the heating plate, the shell of the heater maintain normal temperature during combustion, high heating efficiency, the heater bottom will recover to the outside temperature immediately while stop heating, safe and reliable. Continuous electronic ignition from the bottom completely and timely burns the gas, and avoid explosion caused by manual ignition when there are excessive accumulation gas.
7. Set the temperature sensor inside the liquefied gas thermostat, automatically sense the outside temperature and display it on the operating panel, the operator can heat the thermostat inside accordingly and ensure the liquefied gas tank in a normal temperature environment and complete gasification.
8. Automatic discharging structure reduces the labor intensity of the construction workers. Two meters length discharge hole, the discharging speed can be adjusted freely; one full container of material can bedischargedcompletely within 3 to 5 minutes, convenient and fast.
9. With the flexible axle allows average intensity distribution between front wheels and rear one under steam, and reduce equipment rear wheel wear and tear, more safe and stable. Lengthened towing hook, large trailer sloperange.
10. It’s suitable for the road disease of potholes, pits, alligator cracks, rutting, shoulder damage and others, but also you can choice to hot the heating zones, and repair the municipal manhole covers, the cold joints in middle of framed paving road, the small regional printing scrimp and ragging, and so on. It can also be used for melting the ice layer on municipal road and airport pavement in winter.
Technical parameter
Model | EAHB-TEP1500 Trailer asphalt hotbox & heater |
Material tank size | L× W× H: 2125×1375×1420 mm |
Material tank capacity | 1500 L (1.5 cubic meters) |
Material tank weight | 1900 kg |
Machine size | L× W× H: 4500×2200×2000 mm |
Machine weight | 3000 kg |
Material tank heating systems | |
Heating method | Gas heating and electronic heating |
Heating time | 5~8 hours |
Heating temperature | 140-160 °C, adjustable |
Gas Consumption | 2.5-3 KG/H |
Total Power Rate | 45 KW |
Electric & temperature automatic controlling system | |
Temperature controller | DC24V digital thermostat temperature display |
Alarm indicator lamp | Alarm indicator lamp with LED |
Thermocouple | Import Thermocouple |
Mains power switch | Control the whole electric circuit |
Battery | Import battery group 12V-55AH2 |
Charger | Special speed electric charger 24VDC |
Tank structure | |
Chassis | Welded by carbon steel |
Material Tank | Separate zone, good thermal insulation |
Out body tank and thermal-rotective coating | With carbon steel outer body, adopt 3 layer structure, filled in 50mm thick high temperature-resistant 1250 aluminum silicate materials forinsulation layer effectively preventing the loss of heat. Welding around the block fixed on the chassis, front and rear for the bolt, easy removal from and maintenance. |
Trailer structure | |
Trailer | Welded by carbon steel |
Tire | Four tires, transport smooth and full load. |
Brake | Electric brake |
Traffic Light | Working warning light, turning light, brake light. |
Automatic discharge mechanism | |
Automatic discharge Mechanism | 45 # carbon steel. |
Discharge rate | Discharging materials 1.5 cubic only takes 3 to 5 minutes |
Reduction gear system | |
Reduction gear | H2 worm gear reducer |
Reduction ratio | 22.4 |
Material Feeding door Structure | |
Feeding | 50mm thick aluminum insulation. Two combinations can be fully opened. Electrically control. |
Lifter | 24V lifter, lifts 350mm (automatic open and close feeding door ) |
Integrated heater | |
Heating area | 2 square meters |
Separate Heating Zone | Heat in 2 regions (can be heated in separately or in one whole) |
Heating principle | Adopt infrared & convective heating |
Fuel | Liquid petroleum gas |
Heating depth | 3-5 cm |
Heating time | 15-20 min |
Lifting mode | Power-driven |
Emulsified asphalt spraying system | |
Round pipe reel | 8 m length pipe |
Cleaning diesel tank | 8 L |
Emulsified asphalt tank | 25 L |
Emulsified asphalt | 25 L |
Pressure bottle | |
Small size-air compressor | 150PSI |
Engine | |
Engine | Honda, gasoline engine, electric start, single cylinder air-cooled four-stroked |
Rated power | 13PS |
Fuel | 90 or more high-grade regular unleaded gasoline |
Fuel tank capacity | 6.5L |

At ENUO, we offer the best road maintenance solution for our customers by guarantee high quality and lower the production cost with controlling every process from product design to manufacturing.

Supply chain is not only a simple chain that join us to our customer, but also a value-added chain that the materiel can add its value from the stage of processing, packaging and transporting. We have a strict process from packaging to shipping, so we can ensure you on the quality of our products to the largest extent.

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At ENUO, 'QUALITY FISRT' is our first aim, we have developed a detailed quality assurance system, and have passed ISO9001 international quality management system certification.
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