Your Leading Bevel Gearbox Supplier
Hebei Demai Transmission Machinery Co., Ltd., is a high-tech enterprise specializing in the research, development, production, sales, and foreign trade of linear transmission equipment. Since its establishment, the company has focused on the research and development and sales of products such as screw jacks and servo electric cylinders. Its main products include DMT and KFT series trapezoidal screw jacks, DMB and KFB series ball screw jacks, DMSL series high-precision bevel gear ball screw jacks, Linear Actuators, Servo Electric Cylinders, and other non-standard transmission equipment.
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Precision Right Angle GearboxA precision right angle gearbox is a high-precision transmission unit with the input shaft and output shaft arranged at a 90° right angle. It is mostly constructed with spiral bevel gears or...view more
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Bevel Gear Steering BoxThe Bevel Gear Steering Box features a precision-engineered internal structure, with each component optimized for durability, efficiency, and quiet operation.view more
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Dual Output Shaft Bevel Gear BoxOur dual‑output‑shaft bevel gearbox is a precision‑engineered 90° right‑angle drive unit designed for reliable power splitting and direction‑changing in industrial machinery.view more
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Right Angle Bevel GearboxThe right angle bevel gearbox is a core transmission component that achieves 90° power direction change. Adopting a precision bevel gear structure, it ensures smooth transmission and reliable...view more
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Precision Square Steering Bevel GearboxThe box design of Precision Square Steering Bevel Gearbox (bevel gear steering box) is very scientific, which is a regular hexahedron design. The installation dimensions of the two mounting...view more
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Traditional Bevel GearboxTraditional Bevel Gearbox, also known as commutator and steering gear, is a kind of power transmission mechanism and a series of reducer, which is widely used in the industrial field. The steering...view more
Why Choose Us?
Customized Services
This provides core technical support for the development of customized solutions and high-efficiency transmission equipment, continuously leading the technological development of the linear transmission field.
Quality Control
Regarding product certification, the core linear transmission products have successfully passed EU CE certification, signifying that the products meet the stringent EU standards in safety, health, and environmental protection.
High Quality
The company has introduced a large number of advanced production and testing equipment, developed new technologies and processes, adopted advanced CAD/CAM/CAE technology, ensuring timely delivery of high-quality products.
After-sales Service
The company has been committed to providing high-quality and comprehensive after-sales services to ensure the stable operation of the equipment. The company has established a 24/7 after-sales service hotline, and the technicians have rich experience, capable of effectively resolving various faults.
Types of Bevel Gearbox:
Straight: Straight bevel gear gets its name thanks to its straight and radially aligned teeth. The teeth taper towards the apex of the pitch cone. The pitch cone is, of course, the imaginary cone on which the gear teeth are projected. Straight gears are best suited for low-speed applications.
Spiral: These gears are perfect for a smoother and quieter operation. This can be attributed to the more gradual and progressive tooth engagement. Straight gears have a more abrupt tooth engagement, sometimes resulting in noisier operations. Teeth of a spiral gear are generally curved at an angle between 35 to 45 degrees.
Hypoid: The hypoid bevel gear is similar in geometry and design to spiral gears. However, the one major difference is that the hypoid gear has non-intersecting shafts. The pinion is positioned above or below the mating gear’s centre line to create an offset. This allows for better load distribution and superior torque transmission.
Zerol bevel gears: While this kind of bevel gear is very similar to a straight bevel gear, the main difference is that the teeth or splines are curved instead of conical. The ends of each spline is parallel to the axis while the middle of the spline is wrapped around the gear.
Advantages of Bevel Gears:
Wind turbines
Those massive turbine blades turn slowly, but generators need high-speed rotation to produce electricity. Bevel gears bridge that gap, handling huge forces while keeping everything running smoothly. Spiral bevel gears are especially good at this job.
Steel manufacturing
Steel mills are tough on equipment. Bevel gears keep conveyors moving, power rolling mills, and drive cutting equipment—all while handling heavy loads and maintaining precise control.

Cooling towers
The big fans in industrial cooling systems never stop. They need bevel gears that can handle running 24/7 without breaking down. When downtime costs money, spiral bevel gears deliver the reliability you need.
Printing presses
Getting perfect prints means keeping rollers well synchronized. Spiral bevel gears make this happen, maintaining alignment even at high speeds so every print comes out right.
FAQ
As one of the leading bevel gearbox manufacturers and suppliers in China, we warmly welcome you to buy customized bevel gearbox at low price from our factory. If you have any enquiry about quotation, please feel free to email us.
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