The rail gas pressure welding machine is used to weld the steel rail with gas heating and hydraulic pressure forging. The welding quality is much more better than aluminum thermit welding. Max working stroke: 150mm Rated working pressure: 35mpa Max working pressure: 40mpa Rated upset force: 395kn Max upset force: 452kn Overall dimension: 1400*520*3700mm Weight: 400kg

These spiral corrugated pipe machines is special designed for producing round & flat corrugated pipes used in expressway, airport, bridge, large-span post-tension concrete project. It is suitable for both indoor and site work. It is of high speed and better material utilization. Model: BPT-135 Diameter range: 35~135mm (150mm enlarged) Suitable material: galvanized steel strip, 0.2~0.3mm, 36mm wide Pitch of spiral: 28mm

The spiral corrugated culvert pipe machine is widely used for concrete posttension purpose, such as drainage culvert, foundation pit, plinth, different underground construction, etc. Diameter range: 1000-6000mm Duct length: up to 12m Suitable material: cold rolled steel strips 2-3 x300mm (thickness x width) Decoiler: vertical type, max.3000kg Seaming lock: double lock seam Productivity: 0-20m/min, adjustable Cutting system: plasma cutting Drive system: motorized and hydraulic Motor pow

This spiral tubeformer line is for producing round air duct for various uses, such as for HVAC round ducts, oval ducts, chimney flue, etc. Diameter of round tubes: 80-1500mm Max. tube length: 8000mm Thickness of strip: 0.4-1.0mm Width of strip: 137mm Strip feeding speed: up to 35m/min, adjustable Suitable strip material: aluminum, stainless steel, galvanized steel, color coated steel, etc. Dimension: 3500mm x 2800mm x 2580mm Weight: 2500kg

The elbow making machine is used to produce the round duct elbow parts, together with the plasma cutting machine, roll bending machine and the seam welding machine to complete the elbow production. Max. thickness of material: 1.2mm Suitable material: galvanized steel Diameter range of elbow: 125-1000mm Rotating speed of driver: 7 r/min Motor power: 380V, 1.5kW x 2 Dimension: 1400mm x 800mm x 900mm Weight: 750kg

The Pittsburgh lockformer is used to produce the lock profiles for the square and rectangular air duct connection. The lock profiles can be customized as per your requirements. Model: LC-12DR Sheet thickness: 0.5-1.2mm Motor power: 1.5KW Machine Weight: 210KG Dimension: 1040*600*1100mm

The wheel rim butt welding machine is used for welding process of steel wheel rim line. With hydraulic driven system, the welding seam will be smooth and high quality. Also we can supply the whole production line, including the wheel roll bending machine, wheel roll forming machine, wheel trimming machine, hydraulic flaring machine, etc.

Rotary roll forming is a cold forming process where profiles are formed in straight side cylinders or rings. The blank is roll-formed between upper and lower dies which are mounted on two horizontal spindles. The rim profile is gradually formed while the dies and the blank are rotated. Also we can supply the whole production line, including the wheel roll bending machine, wheel roll forming machine, wheel trimming machine, hydraulic flaring machine, etc.

The circular shear is equipped with two roll cutter [slitter], and the pressing, feeding system is pneumatic. The machine can slit the metal sheet into to round shape automatically in one time, save the labor with high productivity.

The hydraulic polyurea / pu spraying machine BDF-V is specially designed for polyurea elastomer product, which is widely used for wall, roof, refrigerator, tank body, pipeline protection coat for abrasive surface, waterproof, antiseptic purpose. The machine has accurate measuring, even mixing, portable and high performance advantage, especially suitable for sitework.

This newest promoted high performance polyurea / pu pneumatic ultrahigh pressure spraying & injection equipment BDF-X can be applied under various construction situations and it is suitable for multiple double component materials, such as polyurea elastomer, polyurethane all-water foam, polyurethane foam material, polyurethane adhesive and sealants.

The hydraulic centrifuge machine for wastewater has two control models of variable frequency and has various decanter centrifuges devoted for ocean drilling platforms.It can change its speed through pulley and belt change. And it can realize infinite speed variation in a large scope. 1. Model: LW220 2. Dimension: 1790x1080x 640mm 3. Drum diameter: 220mm 4. Drum length: 660mm 5. Relative centrifugal force: 2839g 6. Main motor power: 11kw 7. Max rotation rate: 4800r/m 8. Capacity: 1 ton/h

BDF-II pneumatic high pressure pu foam spraying machine is design for sitework, with accuracy measuring, even mixing, moveable and portable structure and balance of cost and performance. The HP foam spraying machine is widely used for wall, roof, refrigerator, and box, pipe insulation purpose. Max. flux capacity: 6-9kg/min Max. material temperature: 90 centigrade Mixing pressure: 12Mpa Heating capacity: 8kw Max. hose length: 60m Drive method: Pneumatic with air compressor Motor power: 220

BDF-IV pneumatic high pressure pu foam spraying machine is design for sitework, with accuracy measuring, even mixing, moveable and portable structure and balance of cost and performance. The HP foam spraying machine is widely used for wall, roof, refrigerator, pipe insulation purpose. Max. flux capacity: 4-8kg/min Max. material temperature: 80 centigrade Mixing pressure: 5-10Mpa Heating capacity: 9.5kw Max. hose length: 90m Drive method: Pneumatic with air compressor

We BOBO Machine Co., Ltd can supply customers abroad spiral duct forming machine, which is used to produce the round rigid air duct for ventilation purpose, with factory direct sale price, high quality and etc features. If interested in, please feel free to contact us. Our company website is: www.bobomachine.com.

Our baler machine is suitable for packaging waste paper, carton and plastic bottle/ film. The baler with high density, uniform size, it’s very suitable for container shipment. If interested in, please feel free to contact us. Our company website is: www.bobomachine.com.

We BOBO Machine Co., Ltd can supply customers abroad hot sale hydraulic PU spray foam machine is used for wall roof, refrigeratory, and box, pipe insulation purpose. We can supply both high pressure and low pressure spray foam machine. If interested in, please feel free to contact us. Our company website is: www.bobomachine.com.

PU foam spray machine The hot sale hydraulic PU spray foam machine is used for wall roof, refrigeratory, and box, pipe insulation purpose. We can supply both high pressure and low pressure spray foam machine.

The HVAC Duct spiral forming machine is used to produce the round rigid air duct for ventilation purpose.

Baler machine The hydraulic waste carton box press baler machine is suitable for packaging waste paper, carton and plastic bottle/ film. The baler with high density, uniform size, it’s very suitable for container shipment.