THIN FILM AND LOSS ON HEATING DETERMINATION (TFOT)

Internal chamber made of stainless steel, double wall insulation with fiberglass, double door.

Temperature control by digital thermoregulator. The plate rotates at 5-6 rpm.
The oven is supplied with rotating shelf with 4 containers diameter 140x9.5 mm.
Power supply: 230 V 1 ph 50 Hz 1500 W
Internal dimensions: 470x470x380 mm
Outside dimensions: 580x620x900 mm
Weight: 45 kg

The apparatus consists of a convection oven manufactured as described in the ASTM E 145 specification (type IB), suitable for temperatures up to 180°C and equipped with a rotating shelf inside. An electronic controlled motor with gear reducer mounted on the top of the oven rotates the shelf at 5.5 rpm.

• Enamel finished steel case, benchtop model.
• Stainless steel interior with plenum fan for air circulation. Internal dimensions 380 x 380 x 380 mm. High efficiency thermal insulation.
• Stainless steel heater.
• Hinged door fitted with double wall window 300 x 200 mm, for internal view.
• Two openings, one on the bottom and one on the top for ventilation.
• Anodized aluminium horizontal rotating shelf 300 mm diameter, capable of supporting nine ASTM D 6 or three ASTM D 1754 sample containers. The shelf is suspended by a vertical shaft, centered with the horizontal interior dimensions and vertically located in the centre of the oven.
• Electronic controlled motor, 1/4 HP with built-in gear reducer that provides to rotate the shelf at a speed of 5.5 rpm.
• Microprocessor controlled thermoregulator with PID action and built-in digital display, 0.1°C accuracy. Probe: Pt100 RTD. Working range: from ambient to 180°C ± 1°C.
• Safety device against overheating.
• Easy access control box containing all the electronics: anodized aluminium panel with English written indications.
• English written user manual with installation instructions.
• For 220 V/50 Hz connections: 2000 W power consumption.
• Dimensions: 900 x 700 x 900 mm approx. Weight: 110 Kg approx.
• CE marked.

AD0006-100        Apparatus

ACCESSORIES

AD0006-A00        ASTM D 6 container

AD1754-A00        ASTM D 1754 container

AD1754-A01        ASTM D 1754 rotating shelf

CAL001                PT100 simulator

CAL002                Officially certified PT100 simulator

CONSUMABLES

TA013C-N00       ASTM 13C thermometer (+155°C/+170°C)

Standard : ASTM D2872 / AASHTO T240 / CNR N°54
- Utilized to measure the air and heat effect on a moving film of asphaltic semisolid materials.
- External frame and internal chamber are stainless steel made with insulated fiberglass intermediate chamber.
- Provided of large glass door for inspections.

The oven must be connected to a suitable air pressure supply.
- Supplied complete with precision digital thermostat to maintain 163°C temperature, control thermometer ASTM 13C, ventilation device, set of eight glass containers dia. 64x140 mm.
- The oven is equipped of a dual safety thermostat to prevent accidental over-heatings.
- Power supply: 230 V 1 ph 50 Hz 1300W
- Dimensions: 620x620x910 mm
- Weight: 55 Kg