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Spiral air duct is a thin wall pipe with spiral seam made of metal strip coil. It is round, air-tight and water-tight. It is mainly used for air supply and bulk material transportation, instead of traditional white iron pipe (i.e. manual seam iron pipe). It is a kind of air duct with full mechanism. The straight pipe does not need to be knocked manually.
Specification
| Product thickness | 0.5/0.6/0.8/1.0/1.2/1.5/2.0 (mm) |
| Product material | stainless steel/galvanized sheet (customizable) |
| Processing length | 3-4 m/knot recommended (special can be customized) |
| Packaging and transportation | packing of original goods/expenses except for special circumstances |
| Processing customization | Yes |
Production
