Calflo AF Heat Transfer Fluid | High Performance Thermal Transfer Fluid

The Calflo AF Heat Transfer Fluid is a premium high-performance heat transfer fluid formulated to provide exceptional thermal efficiency and outstanding resistance to oxidation in closed-loop liquid phase heating systems. Designed for applications operating at bulk temperatures up to 316°C (600°F), Calflo AF delivers reliable heat transfer while helping to extend fluid life and reduce maintenance requirements in demanding industrial environments.

Manufactured using highly refined base oils and advanced additive technology, Calflo AF offers superior thermal stability and oxidation resistance compared to many conventional heat transfer fluids. It is ideal for industries where continuous high-temperature performance and system reliability are essential.

Key Features

• Heat transfer fluid
• Suitable for liquid phase closed-loop heating systems
• Maximum bulk operating temperature of 316°C (600°F)
• Excellent oxidation resistance
• High thermal efficiency
• Outstanding thermal stability
• Long service life
• Reduces sludge and deposit formation
• Helps maximise system performance
• Suitable for industrial heating applications

Applications

Ideal for use in:

• Plastic extrusion machinery
• Plastic injection moulding
• Rubber manufacturing
• Metal die-casting
• Industrial process heating
• Chemical processing equipment
• Manufacturing plants
• Heat transfer systems
• Temperature control units
• Thermal oil heating systems

Benefits

• Excellent resistance to oxidative breakdown
• Consistent heat transfer performance
• Extends fluid and equipment service life
• Reduces maintenance and downtime
• High-temperature stability
• Minimises varnish and sludge formation
• Improves heating system efficiency
• Suitable for continuous industrial operation

Manufacturer Recommendations

Recommended for systems from manufacturers including:

• Alfa Laval
• IDE
• Mokon
• Single Temperiertechnik
• Bran + Luebbe Metering
• Cincinnati Milacron
• Fulton
• Wanson
• Regloplas AG
• Watlow
• American Maplan
• Krauss-Maffei

Ideal For

Perfect for:

• Manufacturing facilities
• Plastic processing plants
• Rubber production
• Metal processing
• Industrial heating systems
• Process engineering
• Chemical manufacturing
• Food processing equipment (where compatible)
• Industrial maintenance
• Engineering workshops

Why Choose Calflo AF Heat Transfer Fluid?

The Calflo AF Heat Transfer Fluid is engineered for industrial heating systems where high thermal efficiency, excellent oxidation resistance, and long service life are critical. Operating at temperatures up to 316°C, it helps maintain efficient heat transfer, reduces fluid degradation, and protects valuable equipment from deposits and premature wear. Trusted across a wide range of industrial applications, Calflo AF delivers dependable performance in demanding thermal transfer systems.

Click & Collect is available during all shop opening hours

FREE delivery for all order over €150 inc Vat placed online in Ireland, This excludes BULKY ITEMS (Pallet deliveries) T&C apply. 

If you place an order online, we will contact you if any of your items are out of stock with current lead times or alternatives if suitable.

Your product is covered by a 12 month Warranty or more if you opted for the extended warranty. Make sure you register your product.