Characteristics
Resistance to chemicals
Grilamid TR is resistant to a wide range of chemicals, household and industrial cleaning agensts. The comparison table below shows the behaviour of different Grilamid TR products after they have been contacted with selected chemicals.
Table: Grilamid TR products after long-term immersion in chemicals
|
Temperatur |
Grilamid TR 55 |
Grilamid TR 90 | |
| Acetic acid 10% |
23°C |
●● |
●● |
| Battery acid (H2SO4 36%) |
23°C |
●● |
●● |
| Brake fluid (DOT 4) |
23°C 100°C |
●●● ●● |
●●● ●● (gelblich) |
| Caustic potash 50% |
23°C |
●●● |
●●● |
| Descaling agent |
23°C 100°C/60h |
●●● ●● |
●●● ●● |
| Diesel from filling station |
23°C 60°C |
●●● ●●● |
●●● ●●● |
| Ethanol 100% |
23°C |
○ |
○ |
| Ethylene glycol/ water 1:1 (antifreeze) |
23°C 108°C |
●●● ○ |
●●● ○ |
| Formic acid 10% |
23°C |
●●● |
●●● |
| Grease, mineral oil based |
23°C 85°C |
●●● ●●● |
●●● ●●● |
| Grease, silicon oil based |
23°C 85°C |
●●● ●●● |
●●● ●●● |
| Grease, syntetic |
23°C 85°C |
●●● ●● |
●●● ●● |
| Hydrochloric acid 1% |
23°C |
●●● |
●●● |
| Methanol 100% |
23°C |
○ |
○ |
| Mineral oil ASTM no. 3 |
23°C 100°C |
●●● ●●● |
●●● ●●● |
| n-hexane |
23°C |
●●● |
●●● |
| Petrol from filling station (Super lead-free) |
23°C 60°C |
●●● ●●● |
●●● ●●● |
| Petrol, containing alcohol |
23°C 60°C |
○ ○ |
○ ○ |
| ●●● | Ressistant. No or little change in weight or dimensions, no damage. | ||
| ●● | Limited resistance. Changes in weight or dimensions after longer periods possibly reversible. Irreversible changes also possible. We recommend contacting us before use. | ||
| ○ | Not resistant. May be used under specific conditions (short exposure/ contact time). | ||
| Tenisle test specimens (ISO 527) immersed at 23°C were tested for mechanical properties after 5000 hours. Other specimens immersed at higher temperatures were tested after 3000 hours | |||
