A&A Melters, A-380 Hot Rubber Melter – 360 Gal, Trailer-Mounted Melter

The A-380 hot rubber melter from A&A Melters is a heavy-duty, trailer-mounted kettle with a 360-gallon capacity for heating and melting rubberized asphalt and similar roofing materials. It is built for large-scale roofing, crack sealing, and waterproofing operations that require continuous material throughput.

This unit features an oil-free air-jacketed design and durable stainless-steel fire tubes to help reduce charring and simplify cleanup. Standard agitator and burner configurations support efficient melting, and the trailer chassis with electric brakes and lifting lugs aids in jobsite transport and setup.

Key Features

• 360 US gallon capacity air-jacketed hot rubber melter kettle
• Oil-free air-jacketed construction to eliminate heat-transfer fluids
• 5″ Schedule-80 stainless-steel fire tubes for heat transfer
• Trailer-mounted with electric brakes and lifting lugs for mobility
• Standard Honda 9 HP air-cooled engine agitator; 110 V electric or optional diesel agitator available
• Two 750,000 BTU propane burners standard; optional diesel burner
• Optional accessories: 2″ Viking pump system and wand for material delivery

Capacity: 360 US gallons

Heat-up time: ~60–75 minutes

Output: Approx. 300 gal/hr at ~85 % efficiency

Fire Tube: 5″ Schedule-80 stainless-steel pipe

Agitator: Honda 9 HP air-cooled engine standard; 110 V electric or optional diesel

Burners: 2 × 750,000 BTU propane burners; optional diesel burner

Shell: Inner ¼″ rolled steel; outer 3/16″ rolled steel

Insulation: 1″ super high-temp + 2″ high-temp fiberglass jacket

Chassis: Trailer-mounted with electric brakes and lifting lugs

Dimensions: Approx. 172″ L × 80″ W × 70″ H

Shipping Weight: ~3,600 lb

• Place the A-380 on level ground and secure the trailer frame with brakes engaged.
• Connect propane supply or optional diesel burner; confirm all fittings are tight.
• Ignite burners gradually and allow heat-up until material begins softening.
• Engage agitator (engine, electric, or diesel) when material starts melting for consistent mixing.
• Load material steadily to maintain thermal balance and prevent shock.
• Monitor operating temperature and target throughput of ~300 gallons per hour.
• If equipped, activate the pump system once material is fully molten.
• After operation, shut off burners, allow cooling, clean the system, and prepare for transport.

Q: How long does the A-380 take to heat material and what is the output?

A: It heats in 60–75 minutes and delivers about 300 gallons per hour at around 85% efficiency.

Q: What agitator options are available?

A: Standard drive is a Honda 9 HP engine; electric and diesel agitator options are available.

Q: Is it portable for large jobsites?

A: Yes, it is trailer-mounted with electric brakes and lifting lugs for safe mobility.

Q: Does the A-380 require heat-transfer oil?

A: No, its oil-free air-jacketed design eliminates messy oils and simplifies operation.

Q: Can it pump material directly?

A: Yes, it can be equipped with an optional 2″ Viking wand pumping system for direct application.