Every mining ventilation duct manufactured by Sulong meets stringent flame-retardant and anti-static standards.
A single project requires several types of ventilation ducts due to the complexity of the on-site mining operations.
Round lay flat ventilation duct as the portable flexible duct with custom choices(diameter, length and fabric material) meets your quality requirement and project budgets.
Oval ventilation duct as the portable flexible duct with custom choices(diameter, length and end connection) meets your quality requirement and project budgets.
Round and square spiral ventilation duct strengthened by hard-drawn steel or spring steel that can be bent withstand high pressure and handles the rigor of mine and tunnel projects.
Fiberglass Rigid duct is a flexible, interlocking duct solution for tunnel and mining application by constructing from filament wound fiberglass roving and reinforced with polyester fibers.