1. Product Presentation
12/11/2018

2. Is presently consolidated with two plants.
Headquarters
FOUNDED IN 1967
Square Meters
SITI SpA, located on a m² site in Monteveglio – Bologna - Italy.
Is presently consolidated with two plants.

3. OUR PRODUCTS ARE SOLD ALL OVER THE WORLD
BUSINESS
120 EMPLOYEES WITH A TURNOVER OF 26 MILLIONS €
OUR PRODUCTS ARE SOLD ALL OVER THE WORLD

4. ROBOTIZED ISLES MACHINING CENTERS 120 MACHINERIES Machineries
THE MANUFACTURING PROCESS BENEFITS OF A SERIES OF
MACHINING CENTERS
AND
ROBOTIZED ISLES
WHERE THE AUTOMATION REACHES A LEVEL OF EXCELLENCE

5. Machineries

6. Machineries

7. Control Department

8. Calculation of application
INTERACTIVE DOCUMENTATION
Dimensional drawings are available in DXF format, which can be downloaded to standard CAD software. The main feature can be found in the calculation of the application: you have to enter the problem data to be settled and the system gives the solutions, showing the suitable products, overall dimensional drawings and output data.
Calculation of application
Gearboxes
Download drawings

9. SITI in the World CHINA POLAND ROMANIA
Shanghai SITI Power Transmission Co., Ltd.
Block A, No.558 Xuan Qiu Rd. Sanzao Industrial Park,
Pudong New Area, Shanghai, P.R.China P.C.:201300
Tel: Fax:
WebSite:  
S.C. SITI BALKANIA SRL
Piatra Craiului, 7 (Zona Ind. La Dibo) - Hala4 Comp.7 - Jud Prahova - Romania
Tel Fax
WebSite:
SITI-TECH Sp. z o.o.
Milejowice, ul. Napêdowa 4
Zakrzew POLAND
WebSite:

10. Range of Products WORM GEARBOXES
WORM GEARBOXES WITH DOUBLE WHEEL TYPE MD
HELICAL INLINE GEARBOXES
BEVEL HELICALGEARBOXES
PARALLEL SHAFT GEARBOXES
SHAFT-MOUNTING HELICAL GEARBOXES
PLANETARY GEARBOXES
BEVEL GEARBOXES
MECHANICAL VARIATORS

11. WORM GEARBOXES – SERIES I
I SERIES
WORM GEARBOXES
HIGH MODULARITY
Worm gearboxes suitable for the a modular assembling of flanges, feet and torque arm.
HIGH VERSATILITY
12 sizes with wide range of different
mounting positions.
HIGH PERFORMANCE
• Max input power 55 kW.
• Max torque 3000 Nm.
• Ratios up to 100/1.
HIGH RELIABILITY
• Up to size 80, housing is built in pressure die-cast aluminum, designed in order to assure light weight, strength and rigidity.
• For sizes over 80, we supply a strong cast iron housing , also suitable for
heavy-duty applications.
• “ZI” shape is used on worm shafts and worm wheels ,for a silent working without vibrations

12. HELICAL WORM GEARBOXES
WORM GEARBOXES WITH PRIMARY REDUCTIONS – SERIES P + MI
HELICAL WORM GEARBOXES
HIGH MODULARITY
Helical worm gearboxes suitable for a modular assembling of flanges, feet and torque arm.
HIGH VERSATILITY
It is possible to supply a separate kit for an easy assembling on the standard gearbox.
HIGH PERFORMANCE
• Max input power 7.5 kW
• Max torque 2500 Nm.
• Ratios up to 404/1.
HIGH RELIABILITY
• Housing is built in pressure die-cast aluminum, designed in order to assure light weight, strength and rigidity.
• “ZI” shape on worm shafts and worm wheels for a silent working without vibrations
P + MI SERIES

13. COMBINED WORM GEARBOXES
COMBINED WORM GEARBOXES – SERIES CMI - I
COMBINED WORM GEARBOXES
HIGH MODULARITY
Worm gearboxes suitable for a modular assembling of flanges, feet and torque arm.
HIGH VERSATILITY
Wide range of combinations and mounting positions.
HIGH PERFORMANCE
• Max input power 6.6 kW
• Max torque 4400 Nm.
• Ratios up to 8000/1.
HIGH RELIABILITY
Up to size 80, housing is built in pressure die-cast aluminum, designed in order to assure light weight, strength and rigidity.
• For sizes over 80, we supply a cast iron housing , also suitable for heavy duty applications.
• “ZI” shape on worm shafts and worm wheels for a silent working without vibrations.
CMI - I SERIES

14. WORM GEARBOXES – SERIES U
HIGH MODULARITY
Worm gearboxes suitable for a modular assembling of flanges, feet and torque arm.
HIGH VERSATILITY
6 sizes with wide range of different mounting positions.
HIGH PERFORMANCE
• Max input power 17.7 kW
• Max torque 885 Nm.
• Ratios up to 100/1.
HIGH RELIABILITY
• Housing is built in pressure die-cast aluminum, designed in order to assure light weight, strength and rigidity.
• “ZI” shape on worm shafts and worm wheels for a silent working without vibrations.
U SERIES

15. HELICAL WORM GEARBOXES
WORM GEARBOXES WITH PRIMARY REDUCTIONS – SERIES U
P + MU SERIES
HELICAL WORM GEARBOXES
HIGH MODULARITY
Helical worm gearboxes suitable for a modular assembling of flanges, feet and torque arm.
HIGH VERSATILITY
It is possible to supply a separate kit for an easy assembling on the standard gearboxes
HIGH PERFORMANCE
• Max input power 3.4 kW
• Max torque 1053 Nm.
• Ratios up to 404/1.
HIGH RELIABILITY
• Housing is built in pressure die-cast aluminum, designed in order to assure light wieght strength and rigidity.
• “ZI” shape on worms shafts and worm wheels for a silent working without vibrations

16. COMBINED WORM GEARBOXES
COMBINED WORM GEARBOXES – SERIES U
COMBINED WORM GEARBOXES
HIGH MODULARITY
Worm gearboxes suitable for a modular assembling of flanges, feet and torque arm.
HIGH VERSATILITY
Wide range of combinations and mounting positions
HIGH PERFORMANCE
• Max input power 2.1 kW
• Max torque 885 Nm.
• Ratios up to 5000/1.
HIGH RELIABILITY
• Housing is built in pressure die-cast aluminum, designed in order to assure light weight strength and rigidity.
• “ZI” shape on worm shafts and worm wheels for a silent working without vibrations
CMU - U SERIES

17. HELICAL INLINE GEARBOXES
Helical Inline Gearboxes – SERIES NHL
HELICAL INLINE GEARBOXES
HIGH MODULARITY
Modular design with compact sub-groups, for
easy ratio replacement.
Foot- or flange-mounting
HIGH VERSATILITY
10 sizes with 3 input versions.
• Wide range of different mounting positions.
• Integral geared motor construction, for use in restricted space.
HIGH PERFORMANCE
• Max input power 210 kW
• Max torque Nm
• Ratios up to 466/1
HIGH RELIABILITY
• Strengthened housing for heavy duty applications.
• High resistant gears made in an excellent steel alloy.
• Largely proportioned bearings.
• High quality seals for improved oil leakage prevention.
NHL SERIES

18. NHL MHL MHLC Helical Inline Gearboxes – SERIES NHL HIGH MODULARITY
Modular design with compact sub-groups, for easy ratio replacement.
NHL
Input Solid
shaft
Modular Flange
MHL
Input PAM
MHLC
Compact

19. BEVEL HELICAL GEARBOXES
Bevel helical Gearboxes - SERIES BH
BEVEL HELICAL GEARBOXES
HIGH MODULARITY
Modular design with simple sub-groups, for
easy ratio replacement.
HIGH VERSATILITY
9 sizes with 4 input versions.
• Wide range of different mounting positions.
• Integral geared motor construction, for use in restricted space.
HIGH PERFORMANCE
• Max input power 291 kW
• Max torque Nm
• Ratios up to 226/1
HIGH RELIABILITY
• Strengthened housing for heavy duty applications.
• High resistant gears made in an excellent steel alloy-.
• Largely proportioned bearings.
• High quality seals for improved oil leakage prevention.
BH SERIES

20. Coupling and bell-housing
Bevel helical Gearboxes - SERIES BH
HIGH MODULARITY
Modular design with compact sub-groups, for easy ratio replacement. BH
Input Solid
shaft
MBH
Input PAM
MBHGC
Coupling and bell-housing
MBHC
Compact

21. SHAFT-MOUNTING HELICAL GEARBOXES
SHAFT-MOUNTING HELICAL GEARBOXES - SERIES NPD
SHAFT-MOUNTING HELICAL GEARBOXES
HIGH VERSATILY
8 sizes offering a wide range of possible mounting positions.
HIGH PERFORMANCE
• Max input power 135 kW
• Max torque Nm
• Ratios up to 445/1
HIGH RELIABILITY
• Strengthened housing for heavy duty applications.
• High resistant gears made in top quality steel.
• Largely proportioned bearings.
• High quality seals for improved oil leakage prevention.
NPD SERIES

22. SHAFT-MOUNTING HELICAL GEARBOXES
SHAFT -MOUNTING HELICAL GEARBOXES – SERIES RP2
SHAFT-MOUNTING HELICAL GEARBOXES
HIGH VERSATILY
8 sizes offering a wide range of possible mounting positions.
HIGH PERFORMANCE
• Max input power 140 kW
• Max torque Nm
• Ratios up to 30/1
HIGH RELIABILITY
• Strengthened housing for heavy duty applications.
• High resistant gears made in top quality steel.
• Largely proportioned bearings.
• High quality seals for improved oil leakage prevention.
RP2 SERIES

23. BEVEL GEARBOXES - SERIES R
HIGH VERSATILY
4 sizes with three different configurations and many mounting positions
HIGH PERFORMANCE
• Max input power 8 kW
• Max torque 35 Nm
• Ratios up to 3/1
HIGH RELIABILITY
Housing built in die-casting aluminum, designed, n order to assure light weight, strength and rigidity
High resistant gears made in high quality steel.
R SERIES

24. MECHANICAL SPEED VARIATORS
MECHANICAL SPEED VARIATORS - SERIES MK
MECHANICAL SPEED VARIATORS
HIGH MODULARITY
Matched with a large range of gearboxes, they are suitable to modular assembling of flanges, feet and torque arms.
HIGH VERSATILITY
7 sizes, more than 200 versions, with a wide range of different mounting positions.
HIGH PERFORMANCE
• Max input power 11 kW.
• Max torque 3000 Nm.
• Up to 6000 Nm max. torque when combined with bevel helical gearboxes.
• With the differential device, output speed can be brought to “zero” speed, when the motor is running.
HIGH RELIABILITY
• Strengthened housing for heavy duty applications.
• Planets and tracks are made in special steel type 100Cr6 and operate in oil bath, thius assuring the best conditions of transmission of the motion by friction.
MK SERIES

25. PLANETARY GEARBOXES - SERIES NRG
HIGH MODULARITY
Modular design with compact sub-groups, for easy ratio replacement (up to 4 reductions stages)
HIGH VERSATILITY
6 sizes with 4 input and 4 output configurations.
2 output support connections:
SM (standard)
SMR (high load)
3 options of mounting positions:
Plug in
FM (foot – mounting)
FL (flange – mounting)
HIGH PERFORMANCE
• Max input power 200 kW
• Max torque Nm.
• Up to 6000 Nm max. torque when combined with bevel helical gearboxes.
• Max. ratio 3657/1
HIGH RELIABILITY
Strengthened housing for heavy duty applications.
High resistant gears made in an excellent steel allow
Largely proportioned bearings
High quality seals for improved oil leakage prevention
NRG SERIES

26. SITI S.p.A. Società Italiana Trasmissioni Industriali
HOW TO GET IN TOUCH WITH US
HEADQUARTERS
SITI S.p.A. Società Italiana Trasmissioni Industriali
Via G.Di Vittorio, 4
Valsamoggia Loc. Monteveglio (BO) - ITALY Tel Fax
Visit to

27. Thank you for your attention