K Series Helical Bevel Gear Reducer with Flange Mounted Design

• Customization: Available
• Application: Motor
• Function: Change Drive Torque, Speed Changing, Speed Reduction
• Model NO.: K Series Gear Reducer
• Layout: Coaxial
• Hardness: Hardened Tooth Surface
• Installation: Horizontal Type
• Step: Three-Step
• Type: Cylindrical Gear Box
• Operating Ambient Temperature: -10℃~+40℃
• Maximum Rotational Speed: ≤1500 R/Min
• Gear Circumferential Speed: ≤15 M/S
• Color: Red, Customizable
• Transport Package: Standard Export Wood Packing
• Specification: 50*30*30cm
• Trademark: Xinkai
• Origin: China
• HS Code: 8483409000
• Production Capacity: 5000 PCS/Year
• Package Size: 50.00cm * 80.00cm * 50.00cm
• Package Gross Weight: 30.000kg

Product Description

K-Series Gear Reducers

The K Series Gearbox is a robust and highly efficient power transmission solution designed for demanding industrial applications. As a K Series Bevel Helical Gear Reducer and K Series Helical Bevel Gear Reducer, it combines the advantages of helical gears and bevel gears to deliver smooth operation, high transmission efficiency, and excellent load capacity. This Bevel Helical Gearbox is especially suitable for applications requiring a compact structure and right-angle power transmission.

Featuring a precision-engineered Right Angle Gear Reducer design, the K Series Gearbox enables flexible installation while optimizing space utilization. It is available in both foot-mounted and Flange Mounted K Series Gearbox configurations, making it adaptable to a wide range of mechanical layouts. With a modular design concept, the K Series Gearbox supports various shaft arrangements, mounting positions, and motor connections.

Built for durability, the Heavy Duty Helical Bevel Gear Reducer is manufactured using high-strength alloy steel gears with advanced heat treatment processes, ensuring long service life and stable performance under continuous operation. Its reinforced housing and optimized gear geometry allow it to function reliably as a High Torque Right Angle Gearbox, even in harsh working environments.

As a Heavy Duty Industrial Gearbox, the K Series is widely used in conveyors, mixers, cranes, mining equipment, cement plants, metallurgy, and other heavy industries. The gearbox supports Multi-stage Gear Transmission, providing a wide range of reduction ratios to meet different speed and torque requirements.

With low noise, high efficiency, and excellent reliability, the K Series Bevel Helical Gear Reducer is an ideal choice for industrial users seeking a powerful, compact, and versatile gear transmission solution.

Specification

K Series Bevel Helical Gear Reducer Specification

Model Range: K37-K187 (single-stage/multi-stage configurations)
Transmission Ratio: 1.5:1 to 480:1 (custom ratios available)
Nominal Torque: Up to 20,000 Nm (high-torque variants for heavy industries)
Input Power: 0.12 kW to 200 kW (compatible with IEC/DIN standard motors)
Efficiency: ≥95% (for multi-stage units; single-stage up to 98%)
Mounting Type: Foot/flange/face mounting (right-angle compact design)
Shaft Type: Hollow shaft (keyed/spline) or solid shaft (custom shaft diameters available)
Operating Conditions: Temperature range -10°C to 40°C (high-temperature/low-temperature adaptations optional)
Protection Class: IP55 (IP65 optional for harsh environments like mining/cement)
Material: Gear case (high-strength cast iron), gears (20CrMnTi alloy steel, carburized & quenched)

Speed Ratio Range and Maximum Torque
Model Number	37	47	57	67	77	87	97	107	127
Structure Type	K \ KF
Transmission Ratio	5.36~	5.81~	6 57~	7.28~	7.24~	7.21~	8.71~	8.69~	8.68~
	106.38	131.87	145.14	144.79	192.18	197.37	176 05	143.47	146.07
Maximum Torque (N·m)	200	400	600	820	1550	2700	4300	8000	13000

Company Profile

Shanxi Pingyao Reducer Co., LTD.

Since 1958, Shanxi Pingyao Reducer Co., LTD., affectionately known as Shanxi Pingyao Reducer Factory, has been a trailblazer in the industrial arena. With a distinguished legacy in research, development, manufacturing, and sales, we have established ourselves as specialists in crafting an extensive range of reducers and electric rollers. Our commitment to unparalleled quality and innovation is evidenced by our prestigious certifications, including ISO9001 for impeccable quality management, ISO14001 for our proactive environmental preservation, and OHSAS18001, ensuring exceptional occupational health and safety standards. Our products proudly feature the esteemed American Association certification and the national mining products coal mine safety mark certification, underscoring our commitment to safety and reliability. As a key player in China's industrial sector and a beacon of innovation in Shanxi Province, our 'Xinkai' trademark is recognized as a China Famous Trademark, testifying to our relentless pursuit of excellence and pioneering spirit.

Possess strong production, manufacturing, and design capabilities.

Step into our spacious, well-equipped factory, and you'll witness firsthand our unmatched capabilities in manufacturing and designing top-tier reducers.
With advanced machining equipment, orderly production lines, and a team of skilled engineers and technicians, we excel in producing high-precision reducers like the Gear Box Reducer for Oil Pumping Unit and other industrial transmission solutions. Our facility is designed for efficiency—from raw material processing to final product assembly, every stage reflects our commitment to quality and scale.
Beyond manufacturing, our robust R&D team drives innovation. We continuously refine designs, develop new models, and customize solutions to meet diverse industrial needs, whether for standard series or bespoke reducer systems.
Choose us, and you're partnering with a factory that combines strong manufacturing prowess with cutting-edge design research—ensuring your operations get reliable, high-performance reducers every time.

Our Advantages

At Shanxi Pingyao Reducer Co., Ltd., we proudly uphold superior standards of quality control, ground-breaking product innovation, and unmatched after-sales support. Our unwavering dedication to scientific research drives us to continuously augment our capabilities and resources. We offer an extensive range of high-performance products, such as the extraordinary double arc herringbone gear reducer, along with the robust ZDY, ZLY, ZSY hard tooth surface cylindrical gear reducers, the innovative DBY, DCY conical cylindrical gear reducers, the efficient cycloidal pin wheel reducers, the advanced NGW planetary gear reducers, and the formidable JS mining high-power reducer. Our impressive portfolio features over 20 series and more than 3,000 meticulously engineered specifications, crafted to cater to a wide array of industry needs, including electric rollers.

FAQ

1. 
Q:What is the warranty period for the K Series Bevel Helical Gear Reducer?
A:We provide a 12-month warranty from the date of delivery. The warranty covers manufacturing defects in materials and workmanship; professional technical support is available throughout the warranty period.

2.
Q:Can the K Series Gear Reducer be customized to meet specific requirements?
A:Yes, custom production is fully supported. We offer tailored solutions for parameters including transmission ratio, shaft type (hollow/solid), mounting type (foot/flange), torque capacity, and motor compatibility to fit your industrial needs.

3. 
Q:What is the typical torque range of this gear reducer?
A:The K Series delivers a maximum torque of up to 20,000 N·m, with adjustable torque outputs based on custom specifications. It is engineered for high-torque, heavy-duty industrial applications.

4. 
Q:What industries or equipment is this gear reducer suitable for?
A:It is widely used in conveyors, mixers, pumps, fans, mining machinery, cement equipment, and general industrial transmission systems—ideal for scenarios requiring stable, right-angle power transmission.

5. 
Q:What is the efficiency of the K Series Bevel Helical Gear Reducer?
A:The multi-stage configuration ensures an efficiency of ≥95%, while single-stage units reach up to 98%. Its high-efficiency design minimizes energy loss and reduces operational costs.

6. 
Q:How to choose the right model for my application?
A:Please provide details such as required transmission ratio, input power, torque demand, mounting space, and shaft type. Our technical team will assist you in selecting the optimal model or customizing a solution.

7. 
Q:Is the gear reducer easy to install and maintain?
A:Yes, it features a compact right-angle design with flexible foot/flange mounting options for easy installation. The robust cast iron housing and precision-machined gears ensure low maintenance requirements and long service life.