Radiator anti-freeze
Properties
Astron Antifreeze A 11 is an economical corrosion inhibitor and anti-freeze agent concentrate for radiators in water-cooled vehicles. The product is free of nitrite, amines and phosphates. Astron Antifreeze A 11 provides excellent frost and corrosion protection all year round. The product does not have any negative effect on coolant hoses or cylinder head gaskets.
Use instructions
Astron Antifreeze A 11, mixed with the correct amount of water, is used as a coolant and thermal transfer fluid in internal combustion engines. The product is suitable for engines made in cast iron, aluminium and a combination of these two metals, and for cooling systems made from aluminium or copper alloys. We recommend maintaining a concentration of 50% (v/v) during all seasons.
Observe manufacturer instructions!
- Recommendations*: MB 325.2, MAN 324 NF, VW TL 774 C, MTU, BMW, Opel-GM, Deutz/MWM, Ford/Jaguar
- Corresponds to: ASTM D 3306, SAE J 1034
| Proportion ASTRON A 11 | Proportion of water | Frost resistance until: |
| 1 | 2 | -18°C |
| 1 | 1,5 | -24°C |
| 1 | 1 | -36°C |
| TYPICAL VALUES | METHOD | UNIT | ASTRON Antifreeze A 11 |
| Density at 20°C | ASTM D 4052 | g/cm3 | 1,12 |
| Reserve alkalinity (pH 5,5) | ASTM D 1121 | ml 0,1 n HCL | 20 |
| Boiling point | ASTM D 1120 | °C | >164 |
| pH | ASTM D 1287 | – | 7,8 |
| COC flash point | ASTM D 92 | °C | >130 |
| frost protection at 50% (v/v) | ASTM D 1177 | °C | – 36 |
| Colour | – | – | gelb/ hellblau |
The above values may vary within commercially accepted tolerances.
* meets the requirements of the OEM manufacturer