
Switching your secondary coolant: what to confirm before you drain the loop
Changing a secondary coolant is more than draining and refilling. Confirm compatibility, the cleaning method and the first monitoring window before you start.
Additives
Concentrated additives for existing alcohol-based aqueous cooling media, offering an alternative where replacing the complete fluid charge is impractical.
Concentrated inorganic and/or organic additives
| Model | Appearance | Reference dosage | Packaging | Main ingredients |
|---|---|---|---|---|
| LMZ | Solid particles | 0.5–1 % | 25 kg bag | Inorganic |
| LMZ-1 | Light-coloured liquid | 1–2 % | 25/200 kg drum | Inorganic |
| LMZ-2 | Light-coloured liquid | 1 % | 25/200 kg drum | Inorganic and organic |
| LMZ-4 | Light-coloured liquid | 2 % | 25/200 kg drum | Organic |
Catalogue reference values, not a final specification. Select the exact model and concentration with our technical team. Request the current technical data sheet and safety data sheet before use.
View source: catalogue page 31LMZ, LMZ-1 and LMZ-2 are identified as hazardous chemicals. Additive compatibility and dosage must be confirmed for the existing fluid and system.