| Customization: | Available |
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| Material: | PVC |
| Usage: | Mining, for Air Conditioner, Industrial, Underground Mining Tunnel |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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12 Inch PVC Air Duct Hose | |
Thickness | 0.45mm(0.5mm, 0.55mm, 0.6mm, 0.9mm thickness can be customized) |
Weight | 560gsm(580gsm, 630gsm, 680gsm, 1100gsm weight can be customized) |
Size | 12inch * 1m(14inch, 16inch, size and length customized) |
Character | Waterproof, UV, Anti-Mildew, Abrasion Resistance, Normal Life 2-6 years. |
Application | Mining, Tunnel, HAVC Systems, Agriculture usage, Construction Site Usage and other fuction |
Authentication | SGS Certificated SVHC Certificated |

Serial No. | Inspection & Testing Item | Technical Requirements | Inspection & Testing Result |
1 | Specification & Dimension (mm) | - ≥3200 | -3204 |
- Width | - ≤0.80 | -0.54 | |
- Thickness | |||
2 | Appearance Quality | - Skeleton material: no fracture, no dead fold; | - Skeleton material: no fracture, no dead fold; |
- Coating: no uneven coating, no exposed skeleton film; | - Coating: no uneven coating, no exposed skeleton film; | ||
- Particles & iron film debris: ≤3mm in diameter, no falling off of the covering film, no broken bubbles; | - No bubbles, no falling off, no impurities. | ||
- Total defects on 1sqm: ≤5 points (no more than 2 broken bubbles). | |||
3 | Warp/Weft Tensile Strength (N/50mm) | - ≥2000 | -2383 |
- Warp | - (Same as warp) | -2663 | |
- Weft | |||
4 | Warp/Weft Tear Strength (N) | - ≥250 | -311 |
- Warp | - (Same as warp) | -446 | |
- Weft | |||
5 | Adhesion Strength (N/25mm) | ≥30 | 49 |
6 | Alcohol Lamp Burning Test (s) | - ≤3 | -2.3 |
-Flame Burning Time | - ≤10 | -5.6 | |
→ 6 specimens (average) | - ≤10 | 0 | |
→ Single specimen | - ≤30 | 0 | |
-Non-flame Burning Time | |||
→ 6 specimens (average) | |||
→ Single specimen | |||
7 | Alcohol Lamp Burning Test (s) | - ≤6 | -1.8 |
-Flame Burning Time | - ≤12 | -4.8 | |
→ 6 specimens (average) | - ≤20 | 0 | |
→ Single specimen | - ≤60 | 0 | |
-Non-flame Burning Time | |||
→ 6 specimens (average) | |||
→ Single specimen |










