wholesaler factory reverse helical gear box


Quick Details

Place of Origin:

Zhejiang, China

Brand Name:


Model Number:


Rated Power:

0.12-160 KW

Gearing Arrangement:


Output Torque:

20-18000 Nm

Input Speed:


Output Speed:


Product Name:

Helical Gear Box



Gearing Metarial:

20CrMnTi Alloy Steel

Housing Material:

Iron Casting

Mount Position:

Horizontal, Vertical, Flange








Wooden Case


1 Year

Supply Ability

Supply Ability:
10000 Piece/Pieces per Year Reverse Helical Gear Box

Packaging & Delivery

Packaging Details
Standard export plywood carton
Lead Time
15-30 workdays depend on quantity

Online Customization

Video Description

Reverse Helical Gear Box

Product Description

SR series rigid tooth flank helical gearbox has compact construction, saves space for mounting, large load-bearing capacity and long life.High transmission efficiency and low noise.The combination of the SR series can produce a larger transmission ratio at a low output rotational speed.

SF series parallel shaft helical gearboxes
Efficiency 94%~98%(Dependsonthetransmissionstage)
Housing Material HT250high strengthcastiron
Gearing Material 20CrMnTi Alloy Steel
Surface Hardness Of Gears HRC58°~62°
Input/Output Shaft Material 40CrMnTi Alloy Steel
Machining Precision Of Gears Accurate grinding, 6 Grade
Heat Treatment Tempering, Cementiting, Quenching, etc
Specification 37-157 Ten type totally
Temp. rise(MAX) 40C
Temp. rise(Oil MAX) 50C
Noise(MAX) 65~70dB
Vibration ≤20µm

Type &Dsignations


1. Foot-mounted solid shaft output(-)

2. Flange-mounted solid shaft output(F)

Mouting Position

Position of the motor thermal box

Input power rating and permissible torque

Size 17 27 37 47 57 67 77 87 97 107 137 147 167
Structure SR SRF
Rated Power(kw) 0.18-0.75 0.18-0.3 0.18-3 0.18-5.5 0.18-7.5 0.18-7.5 0.18-11 0.55-22 0.55-30 2.2-45 5.5-55 11-90 11-160
Ratio 3.83-74.84 3.37-135.09 3.33-134.82 3.83-176.88 4.39-186.89 4.29-199.81 5.21-195.24 5.36-246.54 4.49-289.74 5.06-249.16 5.15-222.60 5.00-163.31 10.24-229.71
Torque(N.m) 85 130 200 300 450 600 820 1550 3000 4300 8000 13000 18000
Size 37 57 67 77 87 97 107 127 157
Structure SRX SRXF
Rated Power(kw) 0.18-1.1 0.18-5.5 0.18-7.5 1.1-11 3-22 5.5-30 7.4-45 7.5-90 11-132
Ratio 1.62-4.43 1.3-5.5 1.4-6.07 1.42-8.00 1.39-8.65 1.42-8.23 1.44-6.63 1.51-6.2 1.57-6.2
Torque 20 70 135 215 400 600 830 1110 1680

Gear Unit Weight
Gear Unit Type SR17 SR27 SR37 SR47 SR57 SR67 SR77 SR87 SR97 SR107 SR137 SR147 SR167


4 5.5 8.5 10 18 25 36 63 101 153 220 400 700

Gear Unit Type

SRX37 SRX57 SRX67 SRX77 SRX87 SRX97 SRX107 SRX127 SRX157


5 8 14 23 39 70 100 150 250
The weight are mean values, only for reference

Related Products

SS Series Helical Worm Gearbox SK Series Helical Bevel Gearbox
SR Series Rigid Tooth Flank Helical Gearbox SF Series Parallel Shaft Helical Gearbox

Company Information

About Us

Hubei Saineer Machinery Manufacturing Co.,LTD Was founded in 2013, Located in Hubei,China. Our Factory covers an area of 1700 square meters and building area 30000 square meters in total.Our products combined more than 10 series gearboxes with thousands of specifications mainly include industry/mining/rail locomotive gearbox, and on which we have 8 patents.

Production Process & Quality Control

Hubei Saineer Machinery Manufacturing is continuously bringing in high-tech equipment and experienced mechanical engineers to provide quality-first and high efficiency products with zero tolerance of defective.

Our Service

Pre-sale Service
1. Provide technical information.
2. Proffessional team to help you select our products.
3. Provide accurate parameters.
4. Welcome to visit our factory.
5. Always online
After sales service
1. On-site experienced engineers and senior technicians
2. Maintenance and replacement
3. Quality complaints, within 1 hours after the reply
4. Ontime delivery
5. 1 year warranty

Application Area

Our products are widely applied to the mine, metallurgy, tobacco, petroleum chemical, rubber-plastics, beer-beverage, transportation and logistics, ceramics, food package, automatic parking garage and environmental protection equipment.

Packaging & Shipping

We use standard export plywood carton for packaging and various logistics company to ensure our ontime delivery.


1. Are you a manufacturer or a trading company?

We are a manufacturer with personnel in charge of international trading affair.

2. Do you have warranty for your reduction gearbox

Yes, 1 year warranty except abnormal use

3. How to choose a gearbox which meets our requirement accurately?

a) Choose our catalogue as a reference.

b) Ask our salesman for detail information online.

c) If it possible, please sent us an email about the products you are looking for.

d) Please feel free to call us, we will provide professional team to help you.

4. Can you produce non-standard gearbox?

Yes, we can produce non-standard gearbox according to your requirements.

5. How long about your delivery time?

Depends on the quantity, generally about 15-30 days.

6. Is it possible to visit your factory?

It is our honor to have you visiting our factory.