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DB Series

Parallel shaft helical gearboxes for mixers and critical industrial applications

The DB series gearboxes are specifically designed for mixer applications in demanding industrial environments. Featuring advanced sealing systems and reinforced bearings, they guarantee exceptional reliability in the food, pharmaceutical, and water treatment industries where oil leaks are unacceptable.

Report range: 4 - 24.963

Rated torque: 600 - 18,000 Nm

Size range: 8 standard configurations

Applications: Food industries, water treatment, chemicals

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Main features

Reinforced output shaft bearings to withstand high radial and axial loads
Advanced sealing system with special seals and additional oil leakage reservoir
Optional labyrinth seal for protection against dusty environments
Optional oil sensor for early leak detection
Helical design with parallel shafts for quiet and efficient operation
Robust cast iron casing for exceptional durability
Specific adaptation to critical industrial environments

Product range

The DB series comprises 8 different sizes covering a wide torque range from 600 to 18,000 Nm, specially designed for mixer and agitator applications in leak-sensitive industries.

Detailed technical data

Setting	Value	Unit
Nominal torque	600 - 18,000	Nm
Report range	4 - 24.963	-
Output shaft diameter	Ø40 - Ø120	mm
Output shaft length	80 - 210	mm
Degree of protection	IP55, IP65, IP66	-
Serving temperature	-20°C to +120°C	°C
Typical yield	94-97%	-

Size chart

Reduced size	Report range [i]	Nominal torque [Nm]	Shaft diameter/length [mm]
D.B28	4 - 3,800	600	Ø40/80
D.B37	4 - 4.820	820	Ø50/100
D.B47	4 - 6.136	1,550	Ø50/100
D.B57	4 - 10.147	3,000	Ø60/120
D.B67	4 - 9.508	4,300	Ø70/140
D.B77	4 - 24.963	8,000	Ø90/170
D.B87	6 - 20.226	13,000	Ø110/210
D.B97	7 - 20.566	18,000	Ø120/210

Technical advantages

Characteristic	Profit
Reinforced bearings	Exceptional resistance to high radial and axial loads in mixers
Leak-proof system	Completely sealed with special seals and oil recovery tank
Optional oil sensor	Early leak detection for preventative maintenance
Maze joint	Optimal protection against dust and external contaminants
Helical design	Quiet operation and high energy efficiency

Available options

Oil leak sensor with alarm
Maze seal for dusty environments
Special coatings for corrosive environments (stainless steel, epoxy)
Forced ventilation for intensive applications
Temperature and vibration sensors
Customized adaptation for specific configurations

Areas of application

The DB series gearboxes are specifically designed for critical applications where oil leaks are unacceptable:

Food industry - Mixers, agitators, fermentation tanks, kneaders
Water treatment - Sludge mixers, basin agitators, reactors
Chemical industry - Reactors, chemical mixers
Pharmaceutical industry - Mixing tanks, sterile reactors
Sensitive environments - Clean zones, explosive atmospheres

Competitive advantages

Absolute waterproofing

Our patented special seal system combined with an oil leakage reservoir guarantees total protection against leaks, essential for the food and pharmaceutical industries where contamination is critical.

Industrial robustness

Reinforced bearings and robust design enable support for the high radial and axial loads typical of mixer applications, ensuring extended service life even under the most severe conditions.

Technical versatility

With 8 sizes covering torques from 600 to 18,000 Nm and ratios from 4 to 24,963, the DB series fits most industrial mixer applications, from small agitators to large reactors.

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