Head-to-Head Comparison:
| Feature | All-Steel (with Compact Laminate) | All-Polypropylene (PP) |
| Corrosion Resistance | Good (Handles general organics, mild acids/bases) | Excellent (Handles extreme acids, bases, oxidizers) |
| Structural Strength | Excellent (High impact & load-bearing) | Moderate (Requires internal ribbing for support) |
| Seam Integrity | Mechanical joints (potential vulnerable points) | Thermally welded (seamless, monolithic) |
| Upfront Cost | Lower | Higher |
| Long-term Cost | May need interior relining if coating fails | Extremely low maintenance/replacement cost |
Conclusion
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