Compatibility Rating
At 20°C (68°F)
Poor
Not recommended - significant degradation expected
At 50°C (122°F)
Poor
Not recommended - significant degradation expected
Why is Aluminium rated this way to Calcium Hypochlorite?
Aluminium is not recommended for use with Calcium Hypochlorite. Significant degradation or failure is expected.
⚠️ When NOT to use Aluminium
Avoid using Aluminium with strong acids (HCl, H₂SO₄), strong alkalis (NaOH), and mercury compounds which destroy the protective oxide layer.
Comparison Table — All Materials for Calcium Hypochlorite
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | A | A |
| LDPE | A | A |
| PP | A | A |
| PTFE | A | A |
| PVDF | A | C |
| FEP | A | A |
| ECTFE/ETFE | A | A |
| EPDM | B | B |
| Viton (FPM) | B | C |
| NBR | D | D |
| Silicone | NR | NR |
| SS 316 | B | NR |
| SS 304 | C | NR |
| Aluminium | D | D |
| PVC Rigid | B | C |
| PVC Flexible | C | NR |
| PMP | A | B |
| Polystyrene | B | C |
| SAN | A | A |
| Polycarbonate | C | D |
| PETG | C | NR |
| Acetal (POM) | A | NR |
| Nylon (PA) | A | D |
| Polysulfone | A | A |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
🌡️ Temperature Note
Maximum service temperature for this material is 300°C. Always verify compatibility at your specific operating conditions.
🔄 Better Alternative?
Consider: SS 316 for corrosive chemicals. View all materials for Calcium Hypochlorite →
FAQ
Is Aluminium resistant to Calcium Hypochlorite?
Aluminium has Poor (D) resistance to Calcium Hypochlorite at 20°C. Not recommended - significant degradation expected.
Can I store Calcium Hypochlorite in Aluminium containers?
Use caution - Aluminium is rated D (Poor) for Calcium Hypochlorite.