Compatibility Rating
At 20°C (68°F)
No Data
No data available
At 50°C (122°F)
No Data
No data available
Why is Silicone rated this way to Sodium Hydroxide Caustic Soda?
No test data is available for Silicone with Sodium Hydroxide Caustic Soda. Always test before use.
⚠️ When NOT to use Silicone
Avoid using Silicone Rubber with concentrated acids, alkalis, steam above 150°C, and hydrocarbon solvents.
Comparison Table — All Materials for Sodium Hydroxide Caustic Soda
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | A | A |
| LDPE | A | A |
| PP | A | A |
| PTFE | A | A |
| PVDF | B | B |
| FEP | NR | NR |
| ECTFE/ETFE | NR | NR |
| EPDM | A | NR |
| Viton (FPM) | D | D |
| NBR | C | D |
| Silicone | NR | NR |
| SS 316 | B | B |
| SS 304 | B | B |
| Aluminium | D | D |
| PVC Rigid | NR | NR |
| PVC Flexible | NR | NR |
| PMP | NR | NR |
| Polystyrene | NR | NR |
| SAN | NR | NR |
| Polycarbonate | D | D |
| PETG | D | D |
| Acetal (POM) | C | C |
| Nylon (PA) | A | C |
| Polysulfone | NR | NR |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
🌡️ Temperature Note
Maximum service temperature for this material is 200°C. Always verify compatibility at your specific operating conditions.
🔄 Better Alternative?
Consider: Viton for chemical resistance. View all materials for Sodium Hydroxide Caustic Soda →
FAQ
Is Silicone resistant to Sodium Hydroxide (Caustic Soda)?
Silicone has No Data (NR) resistance to Sodium Hydroxide (Caustic Soda) at 20°C. No data available.
Can I store Sodium Hydroxide (Caustic Soda) in Silicone containers?
Use caution - Silicone is rated NR (No Data) for Sodium Hydroxide (Caustic Soda) at room temperature.