We make your perfect water.
We make your perfect water.
Heat transfer fluids

coracon® Heating protection and system technology
Innovative. Effective. Sustainable.

coracon® HE 6+: Heating protection concentrate
 

  • Environmentally friendly heating protection concentrate for hot water heating systems, underfloor heating systems or capillary heating systems
  • Optimum protection against corrosion through innovative OAT inhibitors
  • Prevents sludge formation and other deposits
  • Improves heat transfer
  • pH-value stabilizing
  • Hard water stable up to a total hardness of 15 °dH
  • Free of molybdenum
  • Miscible with water in any ratio

Download product sheet coracon® HE 6+

Key data

  • Nitrite-free, secondary amine-free, borate-free, molybdenum-free, free of 2-ethylhexanoic acid
  • Corrosion protection on OAT basis (Organic Acid Type)
  • Biodegradable
  • pH-value stabilizing properties
  • Lightly dispersing properties
  • Colour: clear
  • Specific weight: 1.1 g/ml (DIN 51757)
  • pH value at 0.5% application concentration: 8.3±0.15 (ASTM-D 1287)
  • Electrical conductivity at 0.5% application concentration in demineralised water: approx. 600 μS/cm
  • No hazardous material, no hazardous substance
  • Water hazard class: WGK 1

coracon® HE 6 FM: low-salt, low-conductivity heat transfer fluid
 

  • Environmentally friendly heat transfer medium with demineralised water as the basis for hot water heating circuits
  • Due to extremely low conductivity it can be used as filling water for low salt operation according to VDI 2035.
  • Optimum corrosion protection of all metals used in the system (including aluminium)
  • Prevents the formation of layers and deposits
  • Improves heat transfer
  • pH-value stabilizing
  • Positive ecological and physiological assessment

Download product sheet coracon® HE 6 FM

Key data

  • Nitrite-free, phosphate-free, secondary amine-free, borate-free, zinc-free, free of 2-ethylhexanoic acid
  • Corrosion protection on OAT basis (Organic Acid Type)
  • Biodegradable
  • pH-value stabilizing properties
  • No dispersing properties
  • No frost protection
  • Colour: clear
  • Specific weight: 1.0 g/ml (DIN 51757)
  • pH value: approx. 8.5 +/- 0.3 (ASTM-D 1287)
  • Electrical conductivity: approx. 65 μS/cm +/- 10 μS/cm
  • Flash point (°C): > 100 (ASTM-D 51758)
  • No dangerous goods (water hazard class 0)
  • No hazardous substance

coracon® VE 9: Heating protection concentrate for low-salt operation
 

  • Environmentally friendly heating protection concentrate for hot water heating systems, underfloor heating systems or capillary heating systems
  • Conditioning of new or cleaned heating circuits with demineralised water
  • VDI 2035 guideline value for electrical conductivity with low-salt operation is adhered to
  • Optimum protection against corrosion through innovative OAT inhibitors
  • Prevents sludge formation and other deposits
  • Improves heat transfer
  • pH-value stabilizing
  • Nitrite, phosphate and secondary amine free
  • Miscible with water in any ratio
  • No hazardous material, no dangerous goods

Download product sheet coracon® VE 9

Key data

  • Nitrite-free, phosphate-free, secondary amine-free, borate-free, zinc-free, molybdenum-free, free of 2-ethylhexanoic acid
  • Corrosion protection on OAT basis (Organic Acid Type)
  • Biodegradable
  • pH-value stabilizing properties
  • No dispersing properties
  • Colour: clear, light yellow
  • Specific weight: 1.039 ± 0.004 g/ml (DIN 51757)
  • pH value: 8.60 ± 0.2 (ASTM-D 1287) (at 0.5% application concentration)
  • Electrical conductivity: approx. 65 μS/cm (*) (at 0.5% application concentration)
  • No hazardous material, no hazardous substance

coracon® HF 6: heating antifreeze
 

  • Environmentally friendly heat transfer and antifreeze agent for water heating systems
  • Can be used to protect against frost damage when heating system is switched off in commercial and private systems
  • Optimum corrosion protection for all metals used in the system
  • (also copper and aluminium)
  • Prevention of layer formation and deposits
  • Mixable with water and individually adjustable to the desired frost protection
  • Nitrite, phosphate and secondary amine free
  • No hazardous substances, no hazardous goods, no CMR substances

Download product sheet coracon® HF 6

Key data

  • Nitrite-free, phosphate-free, secondary amine-free, borate-free, silicate-free, free from 2-ethylhexanoic acid
  • Corrosion protection on OAT basis (Organic Acid Type)
  • Biodegradable
  • Colour: clear, slightly yellowish
  • Frost protection base: 1.2-propanediol
  • Specific weight: 1.05 g/ml (DIN 51757)
  • pH value (1:1 with neutral water): 7.5 -8.5 (ASTM-D 1287)
  • Thermal conductivity (at 20 °C): 0.22 W/m*K
  • Boiling point (°C):> 138 (ASTM-D 1120)
  • Flash point (°C): > 100 (ASTM-D 51758)
  • No dangerous goods - Water hazard class 1

coracon® CLEAN: Heating System Cleaner
 

  • Mobilisation and dispersion of loose components in the heating system
  • Suitable for hot water heating systems with a high degree of corrosion and sludge formation
  • Advantage: Circulation water does not have to be replaced
  • Ideal as a preparatory measure for sustainable cleaning of the entire system with the mobile filtration system coracon® SLIMY 8
  • Recommendation: After the cleaning process it is best to use a preventive corrosion protection such as coracon® HE 6+ or coracon® VE 9

Download product sheet coracon® VE 9

Key data

  • Nitrite-free, phosphate-free, secondary amine-free, borate-free, zinc-free
  • Biodegradable
  • Strong dispersing properties
  • Dosage: > 0,2 Vol. % - 0,4 Vol. %
  • Temperature resistant: up to 150 °C
  • Colour: clear, ochre
  • Specific weight: 1.147 ± 0.015 g/ml (DIN 51757)
  • pH value: 9.8 ± 0.3 (ASTM-D 1287)
  • Flash point (°C): > 100 (ASTM-D 51758)
  • No hazardous material, no hazardous substance
  • Water hazard class 1

coracon® PH 9: pH value regulator
 

  • Liquid for lowering and stabilising the pH value of hot water heating systems operated with deionised water
  • Particularly suitable for systems with a high aluminium content
  • It is recommended to adjust the pH value to approx. 8.3.
  • Supports corrosion protection
  • Only slight increase in conductivity
  • Made from organic acids
  • Particularly environmentally friendly and biodegradable 

Download product sheet coracon® PH 9

Key data

  • Nitrite-free, phosphate-free, secondary amine-free, borate-free, zinc-free, molybdenum-free, free of 2-ethylhexanoic acid
  • Product basis OAT technology (Organic Acid Type)
  • Biodegradable
  • pH-value lowering properties
  • No dispersing properties
  • Colour: clear, yellowish
  • Specific weight: 1.00 g/ml (DIN 51757)
  • pH value: 3.0 ± 0.1 (ASTM-D 1287) (at 0.5% application concentration)
  • No hazardous material, no hazardous substance
  • Water hazard class: NWG (not hazardous to water)

coracon® HEIWA: Heating water analysis
 

  • Well-founded, laboratory analysis of the heating water with detailed analysis report and recommendations for action
  • Fields of application: General control of the system water quality, commissioning of a new heating system, search for a cause of damage as part of an expert's report.
  • Clarification of requirements and follow-up inspection of corrosion protection measures and/or system cleaning
  • Parameters in fresh water: pH value, total hardness, carbonate hardness, electrical conductivity, iron, copper, aluminium, molybdenum
  • Parameters in heating water: pH value, total hardness, carbonate hardness, electrical conductivity

Download prdouct sheet coracon® HEIWA

coracon® SLIMY 8: Mobile Filtration System
 

  • For filtration of dirt and sludge during operation without draining the circuit water
  • Filter flow rate maximum: 8 m³/h
  • Filter fineness: optionally 1µm, 15µm, 40 µm
  • Filter area: 1.7 m²
  • Max. Operating pressure: 6 bar

Download product sheet coracon® SLIMY 8

Key data

Electrics

  • Electrical connected load: 220 V -250 V 50 Hz
  • Engine power:0,36 kW
  • Engine speed:2900 1/min
  • Protection class: IP 54

Filtration

  • Filter flow rate maximum: 8 m³/h
  • Filter fineness: optional 1μm, 15μm, 40 μm
  • Filter area: 1.7 m²
  • Max. Operating pressure: 6 bar

Ports

  • Admission: Ball valve 1"
  • Outlet: Ball valve 1"

coracon® SALTY 7: Mobile Softening and Desalination
 

  • Mobile desalinating/softening device for the production of soft water or fully desalinated water
  • Simply connect directly to the drinking water system on site
  • Quick Change tank system for fast emptying of the mixed bed resin within only 30 seconds
  • Delivered ready for connection and completely filled (MB resin)

Download product sheet coracon® SALTY 7

 

 

Key data

  • Min. flow pressure 2 bar
  • Max. System pressure 8 bar
  • Max. Water temperature 60°C
  • Max. Ambient temperature 40°C
  • Raw and soft water connection 3/4" AG
  • Quantity of exchanger resin 25 litres
  • Max. Replacement capacity 6800 l deionised water (assumed raw water quality < 10° dH)

coracon® CARE: Cleaning and refurbishment of heating and cooling systems
 

  • Efficient and sustainable renovation concept for heating systems during operation
  • Mobilisation of rust, deposits and sludge with the aid of active chemical components
  • Filtering out the deposits by off-line filtration using the coracon® SLIMY 8
  • Downstream softening/desalination by coracon® SALTY 7 to a VDI 2035 compliant conductance of < 10 µS/cm
  • Creation of a permanent protective layer by coracon® VE9
  • Through the interaction of different components, the heating water is regenerated, stabilised and permanently protected in one process

Download product sheet coracon® CARE

coracon® KAPU 5: Canister filling pump
 

  • Compact electromagnetically driven vibratory armature piston pump for filling heating systems with anti-corrosion and/or cleaning fluids
  • Convenient screwing of the pump directly onto the canister
  • Easy connection to the heating system with enclosed hose
  • Pump can be operated at intervals or in continuous operation for several hours
  • Integrated thermocouple for overload protection
  • Automatic switch-off in case of overload and automatic restart after cooling process

Download product sheet coracon® KAPU 5

Key data

  • Power supply: 230V, 50 Hz, 50VA
  • Protection class IP 64
  • Cable length: 3 m
  • weight: 2,3 kg
  • Pump dimensions: diameter: 56 mm, height: 220 mm
  • Connection pressure side: ¾" Union nut
  • Canister connection: DIN 61
  • Pump capacity: 27 l/h at 2.5 bar, max. pressure 5 bar

coracon® FP 1: Flushing and filling system
 

  • Practical flushing and filling system for water/glycol mixtures of solar systems and heating systems
  • Drive of the self-priming pump via the drill chuck of the drilling machine
  • Maximum pressure capacity approx. 2 bar
  • Maximum conveying speed approx. 3,400 rpm.
  • Maximum head approx. 20 m

Download product sheet coracon® FP 1

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Service Center

We can help quickly and competently.

Your contact: 
Ronald Klukas
Head of Heat Transfer Fluids Competence Center
Phone: +49 (0) 89 899 369-12
E-mail: r.klukasaqua-concept-gmbh.eu