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K-series

Helical bevel gear reducers

The K series gearboxes are helical bevel gear drive units with perpendicular input and output shafts. Designed for maximum versatility, they offer compact and efficient solutions for industrial applications requiring right-angle power transmission with optimal performance.

Couple nominal : 80 - 20.000 Nm

Reduction ratio: 6 - 15.681

Configurations: 12 different sizes

Hollow shaft diameter: Ø20 - Ø120 mm

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Main features

One-piece housing design for exceptional rigidity and durability
Two- or three-stage configuration within the same housing for optimal compactness
Option to extend up to six reduction stages with an additional reducer
Advanced bearing solutions to support high radial and axial loads
Multiple output shaft options (hollow shaft, solid shaft, flange, hollow and solid splines)
Helical bevel gears for quiet and efficient right-angle transmission
Installation flexibility with foot mounting, outlet flange or torque arm

Product range

Our K series includes 12 different sizes covering a wide torque range from 80 to 20,000 Nm, offering solutions tailored to the most demanding industrial applications requiring right-angle transmission.

Detailed technical data

Setting	Value	Unit
Couple nominal	80 - 20.000	Nm
Reduction ratio	6 - 15.681	-
Hollow shaft diameter	Ø20 - Ø120	mm
Degree of protection	IP55, IP65, IP66	-
Serving temperature	-25°C to +100°C	°C
Typical yield	94 - 97%	-

Size chart

Reduced size	Report range [i]	Couple nominal [Nm]	Hollow shaft diameter [mm]
K00	7 - 121	80	Ø20
K10	6 - 129	140	Ø30
K17	7 - 109	200	Ø30
K20	6 - 139	280	Ø35
K27	7 - 1.759	450	Ø35
K28	6 - 3.333	600	Ø40
K37	6 - 3.467	820	Ø40
K47	6 - 5.227	1.550	Ø50
K57	7 - 6.612	2.700	Ø60
K67	8 - 12.681	4.300	Ø70
K77	7 - 15.619	8.000	Ø90
K87	10 - 12.789	15.000	Ø110
K97	12 - 15.681	20.000	Ø120

Technical advantages

Characteristic	Profit
One-piece housing	Superior structural rigidity and optimal sealing against contaminants
Helical bevel gears	Right-angle transmission with quiet operation and high efficiency
High-capacity bearings	Supports combined radial and axial loads for extended service life
Multiple tree options	Maximum adaptability to different mechanical configurations
Modular configuration	Possible extension up to six stories for very high reduction ratios

Options and accessories

Custom output flange and output shaft options
Servomotor-specific connection flanges
Electromagnetic brake motors (24V/220V/380V)
Anti-deflection application for increased safety
512-1024 pulse encoders for precise position control
External fan cooling for variable frequency drive applications

Areas of application

The K series gearboxes are designed for industrial applications requiring reliable and precise right-angle power transmission:

Machine tools - Machining centers, lathes, milling machines, grinding machines
Material handling equipment - Angle conveyors, transfer systems, industrial robots
Food processing industry - Mixers, blenders, packaging machines
Textile machinery - Looms, knitting machines, finishing equipment
Packaging equipment - Bagging machines, filling machines, labeling machines

Competitive advantages

Installation versatility

With three different mounting methods (feet, output flange, torque arm) and multiple shaft options, the K series adapts perfectly to all mechanical configurations and space constraints.

Optimized performance

Helical bevel gear technology ensures high efficiency (94-97%), quiet operation and precise power transmission for demanding applications in terms of torque and positioning.

Advanced modularity

The modular design allows for 2 to 6 reduction stage configurations, offering ratios up to 15.681:1 to meet the specific speed and torque requirements of each application.

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