Mining Negative Pressure Ventilation Duct φ800-10Product Overview
Made from high flame-retardant and high-insulation base fabric, it features excellent anti-static and abrasion-resistant properties, meeting stringent safety standards for underground coal mines.
Mining Negative Pressure Ventilation Duct φ800-10 Key Advantages
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Single-piece 4×4m fabric forming: fewer seams, higher strength, superior resistance to negative pressure suction
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Surface coating with excellent flame retardancy: scratch-resistant and anti-aging
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Suitable for heavy-duty ventilation scenarios: enhanced deformation resistance under negative pressure
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Supports quick installation: compatible with quick connectors, zippers, or steel ring fastening
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Maintains shape integrity: no deformation or collapse to ensure stable negative pressure system operation
Mining Negative Pressure Ventilation Duct φ800-10 Technical Specifications
Item | Specification |
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Nominal Diameter | φ800 mm |
Single Section Length | 10 meters |
Fabric Size | 4m × 4m |
Material Structure | Polyester filament fabric + double-sided knife-coated flame retardant coating |
Negative Pressure Resistance | ≥3500 Pa (compatible with high-power negative pressure systems) |
Flame Retardant Rating | B1 level (according to GB 8624-2012) |
Anti-Static Requirement | Surface resistance ≤3×10⁸ Ω |
Operating Environment | Underground coal mine ventilation tunnels, working faces, auxiliary ventilation systems |
Mining Negative Pressure Ventilation Duct φ800-10 Compliance Standards
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MT/T 391-2012: Technical Conditions for Coal Mine Ventilation Ducts
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GB/T 20043-2015: Coated Fabric Flexible Ventilation Hose for Mining
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GB 3836 Series: Safety Regulations for Electrical Equipment in Coal Mines
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Certified for flame retardancy, anti-static, and explosion-proof according to coal mine safety requirements
Mining Negative Pressure Ventilation Duct φ800-10 Applications & Customization Options
Customizable Item | Description |
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Duct Length | Available in 10m / 15m / 20m or customized lengths |
Connection Type | Double-sided zipper / steel ring clamp / Velcro quick connection |
Fabric Color | Yellow / Orange / Black / Light Gray |
Corporate Customization | Logo printing, product numbering, and sample orientation supported |
Packaging & Shipping | Packaged according to export or mining standards, label customization available |
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