
Electric HVAC Spiral Round Elbow Duct Making Machine/Elbow Duct Forming Machine. Customized Design Service: Experienced mechanical designers provide customized design for special production line requests. Overseas Engineering Support: Engineers are available to service machinery overseas, including installation and debugging. High Efficiency and Stability: Connects tubes with perfect efficiency, good seal, and stability for various industries. Wide Diameter Range: Processes tubes with diameters ranging from 100mm to 1000mm easily. CE Standard Compliance: Machines meet CE standards or stricter requirements, ensuring high precision and safety. 2-Year Warranty Coverage: Comprehensive 2-year warranty provided for all machinery to ensure peace of mind. Versatile Application: Suitable for ventilation, refrigeration, and environmental protection projects. Fast Lead Time: Average lead time is within 15 workdays for both peak and off-season periods.