| Top layer | Weather-resistant thermal insulation aluminum film |
| Base layer | z500.5% magnesium aluminum zinc z50 |
| Base layer | plastic cotton + aluminum foil |
| Advantages | Optimal thermal insulation and corrosion resistance |
| Corrosion Resistance | Test Results |
| Liquid Media Resistance | 65% nitric acid, 24 hours, no significant change; 85% sulfuric acid, 24 hours, no significant change |
| Salt Spray Resistance (2000hours) | Level 1 |
| Acid Resistance | No change |
| Alkali Resistance | No change |
| Oil Resistance | No change |
| Stain Resistance | <5% (3.3%) |















