| Material Name | Compatibility With Heat Transfer Fluids |
| Acrylonitrile butadiene rubber (NBR) | Caution: Most compositions of this polymer are not recommended above 40°C |
| Aluminum and alloys | Not recommended above 60°C or if copper or copper alloys are also present |
| Brass with <15% Zinc | Acceptable up to at least 90°C |
| Brass, Chrome Plated | Acceptable up to at least 90°C |
| Brass, Nickel Plated | Acceptable up to at least 90°C |
| Carbon Steel | Acceptable up to at least 90°C |
| Copper | Acceptable up to at least 90°C |
| Copper Alloys <15% Zinc and Lead Free | Acceptable up to at least 90°C |
| Polyoxymethylene (POM) | Not recommended above 30°C |
| Ethylene Propylene Diene Monomer (EPDM) | Acceptable up to at least 75°C |
| Fluoroelastomer (FKM) | Caution: Some compositions of this polymer are not recommended above 40°C |
| Fluorinated Ethylene Propylene (FEP) | Acceptable up to at least 90°C |
| Polyamide (PA) | Caution: Most compositions of this polymer are not recommended above 40°C |
| Polychloroprene (CR) | Caution: Most compositions of this polymer are not recommended above 40°C |
| Polyethylene (PE) | Acceptable up to at least 75°C |
| Polyphenylene Sulfide (PPS) | Acceptable up to at least 60°C |
| Polytetrafluoroethylene (PTFE) | Acceptable up to at least 90°C |
| Polypropylene (PP) | Acceptable up to at least 75°C |
| Polysulfone or Polyphenylsulfone (PSU, PPSU) | Acceptable up to at least 75°C |
| Silicone | Caution: Some compositions of this polymer are not recommended above 40°C |
| Stainless Steel, Solution Treated and Passivated | Acceptable up to at least 90°C |
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