Tmg61.2 Concrete Mixer Truck Gearbox, Tmg51.2 Reducer Construction Machinery Spare Parts

• Customization: Available
• Application: Machinery
• Function: Change Drive Torque, Change Drive Direction
• Model NO.: TMG61.2
• Layout: Coaxial
• Hardness: Hardened Tooth Surface
• Installation: Vertical Type
• Step: Double-Step
• Type: Planetary Gear Box
• Transport Package: Wooden Box
• Specification: 56*56*68cm
• Trademark: Bodeke
• Origin: China
• HS Code: 8483402000
• Production Capacity: 300/Month

Product Description

TMG 61.2 Mixer Reducer - The Next Generation Planetary Gearbox for Heavy-Duty Concrete Mixers

Introduction

The TMG 61.2 Mixer Reducer represents the latest evolution in planetary gear reducer technology, specifically engineered to meet the increasing demands of modern concrete mixer trucks. As a direct successor to the renowned TMG 51.2 series, this advanced gearbox delivers superior torque capacity, enhanced durability, and improved energy efficiency for the most challenging mixing applications. Compatible with both Sauer Reducer and Danfoss Reducer hydraulic systems, the TMG 61.2 sets new benchmarks in performance and reliability for the global concrete transportation industry.

Engineering Breakthroughs

1. Reinforced Planetary Gear System

The TMG 61.2 features an upgraded planetary gearbox design with:

• 20% larger sun gear diameter compared to TMG 51.2

• Triple-crowned planet gears for optimized load distribution

• Carburized and ground gear teeth with micro-polished surfaces (AGMA 14 quality)

2. Enhanced Torque Capacity

This gear reducer achieves remarkable performance metrics:

Parameter	TMG 61.2	Industry Standard
Peak Torque	28,500 Nm	22,000 Nm
Continuous Torque	23,000 Nm	18,000 Nm
Shock Load Capacity	35,000 Nm	27,000 Nm

3. Advanced Bearing Technology

• Oversized tapered roller bearings with modified rib contact angles

• Integrated preload adjustment mechanism

• SKF Explorer-class bearing materials standard

Technical Specifications

Mechanical Features:

• Reduction ratios: 1:140 to 1:210 (custom ratios available)

• Maximum input speed: 3,000 RPM

• Housing: Ductile iron EN-GJS-600 with vibration-damping ribs

• Weight: 187 kg (including lubricant)

Performance Characteristics:

• Mechanical efficiency: 95.5% at rated load

• Noise level: 69 dB(A) at 1m distance

• Minimum service life: 15,000 hours (B10 rating)

Environmental Compatibility:

• Operating temperature range: -40°C to +120°C

• IP69K protection rating for washdown environments

• Corrosion-resistant coating per ISO 12944 C5-M standard

Innovative Design Features

1. Smart Lubrication System
The concrete reducer incorporates:

• Dual-circuit oil circulation with cyclonic filtration

• Integrated oil condition monitoring port

• Automatic thermal bypass valve for cold starts

2. Modular Connection System

• SAE "D" flange for direct Danfoss Reducer motor coupling

• Optional ISO 3019-2 interface for Sauer Reducer compatibility

• 360° rotatable mounting flange for flexible installation

3. Maintenance Optimization

• Quick-service cartridge-style seal replacement

• Magnetic drain plug with particle sensor

• Sight glass with integrated temperature strip

Field Performance Advantages

For Mixer Truck Operators:

• 8-10% fuel savings through reduced parasitic losses

• Elimination of drum "cogging" during low-speed mixing

• 30% longer oil change intervals (1,500 service hours)

For Fleet Managers:

• Predictive maintenance capability via vibration analysis points

• Standardized repair kits for worldwide availability

• Interchangeable subcomponents with TMG 51.2 series

Application Spectrum

Primary Use:

• 10-12 m³ capacity rear-discharge mixer trucks

• Volumetric mixers with continuous batching

Specialized Applications:

• High-altitude mining operations (tested to 4,500m elevation)

• Arctic construction projects (-50°C cold start capable)

• Tunnel boring machine grout mixing systems

Certifications & Compliance

• CE Marking (EN ISO 12100:2010)

• DNV GL Type Approval for marine applications

• MSHA approval for underground mining

• REACH compliant lubricants

Comparative Analysis

Versus TMG 51.2:

• 27% higher torque density

• 15% weight increase for 40% capacity gain

• Backlash maintained below 5 arc-minutes

Versus Competitor Models:

• 50% longer bearing life in abrasive environments

• 3dB noise reduction at full load

• 20% faster heat dissipation

Installation Guidelines

Critical Alignment Parameters:

• Motor flange runout <0.05mm TIR

• Angular misalignment <0.1°

• Base frame flatness <0.2mm/m

Commissioning Checklist:

1. Perform 8-hour run-in at 30% load

2. Torque all fasteners after 50 hours

3. Initial oil change at 250 hours

Global Support Network

• 24/7 technical support in 18 languages

• Regional stock of 3,500+ replacement parts

• Certified rebuild centers on 5 continents

The TMG61.2 Mixer Reducer redefines reliability standards for planetary gear reducers in concrete transportation. Its combination of brute strength, precision engineering, and intelligent maintenance features makes it the ultimate choice for mixer truck manufacturers seeking to maximize uptime and minimize total cost of ownership in severe operating conditions.

 

Model NO.	TMG 61.2	Model	TMG 61.2
Lead Time	5 Days	Transport Package	Standard Export Wooden Case
Colour	as Your Request	Usage	Concrete Mixer
Weight	330KG	Specification	56*56*68
Trademark	Bodeke	Origin	China
HS Code	8483402000	Production Capacity	100 Sets/Month

 

Technical data of Camray CMR conrete mixer gearbox
Model	51.2	61.2
Max.Output Torque Nm	51000	61,000
Ratio l=		1:112
Max.installation angle of Drum	12°	12°
Max.Input speed rpm	2500	2500
Max.Output speed rpm	18	18
Max.Capacity of Drum   m³	6~8	8~12
Weight(without oil)    KG	280	320
Lubrication Oil Quantity  dm³	10	11.5
Max.Misalignmeng of flange	+/-6°	+/-6°

FAQs about Mixer Truck Speed Reducer
Q1: What is a mixer truck speed reducer?
A1: A mixer truck speed reducer is a mechanical device that reduces the speed of the mixer truck's motor, increasing torque and allowing for more effective mixing. It helps to transfer power from the motor to the mixer drum more efficiently, ensuring smooth and consistent mixing.

Q2: Why is a speed reducer necessary for mixer trucks?
A2: A speed reducer is necessary for mixer trucks because it matches the speed and torque requirements of the mixer drum to the output of the truck's motor. By reducing the speed, the reducer amplifies the torque, allowing the mixer drum to rotate at the optimal speed for mixing, while minimizing wear and tear on the motor.

Q3: How does a mixer truck speed reducer work?
A3: A mixer truck speed reducer typically consists of a series of gears or other mechanical components that transfer power from the motor to the mixer drum at a reduced speed. These gears are designed to mesh together, reducing the speed of rotation while increasing torque. This allows the mixer drum to rotate at a slower, more controlled speed, ensuring effective mixing.

Q4: What are the benefits of using a mixer truck speed reducer?
A4: Using a mixer truck speed reducer provides several benefits. It increases the torque output of the motor, allowing the mixer drum to rotate more effectively and mix materials more thoroughly. Additionally, it reduces wear and tear on the motor by matching the speed and torque requirements of the mixer drum, extending the motor's lifespan. Furthermore, a speed reducer can improve the overall efficiency of the mixer truck, reducing fuel consumption and operational costs.

Q5: How often should a mixer truck speed reducer be maintained?
A5: The frequency of maintenance for a mixer truck speed reducer depends on the specific model and manufacturer's recommendations. However, generally speaking, it is important to perform regular inspections and lubrication to ensure the reducer is operating smoothly and efficiently. Additionally, if any issues or malfunctions are noticed, it is crucial to address them promptly to prevent further damage or downtime. Regular maintenance can help extend the lifespan of the speed reducer and keep your mixer truck operating at peak performance.

Q6: What are the common issues that can arise with mixer truck speed reducers?
A6: Common issues that can arise with mixer truck speed reducers include wear and tear on gears, bearings, and other mechanical components. This can lead to reduced efficiency, increased noise, and ultimately, failure of the reducer. Lubrication issues, such as insufficient or contaminated lubricant, can also cause problems. Regular maintenance and inspection, as well as prompt repair of any issues, are crucial to preventing these common problems and ensuring the reliable operation of the speed reducer.

Q7.Are you manufacturer?  And what's the delivery time?
A7:Yes, we are manufacturer and have our own factory. Generally, its in stock for common models, 25-30 days will be finished and sent to customer in time.

Q8.If we don't find what we want on your website, what should we do?
A8: You can email us the descriptions and pictures of the products you need, We will check whether we can make it.

Q9.How about the inspection and Guarantee of products?
A9:We promise: all products are tested before ship, to confirm it will be working and  in good conditions when customers get. Also, we offer 12-month guarantee, if it doesn't work due to quality issue in the period, we will send spares to repair for free.

Bodeke Industrial Components Co., Ltd. is a leading Chinese company specializing in the manufacturing and maintenance of a wide range of industrial equipment components. Our products find application in diverse sectors, including cement tanker trucks, excavators, rescue equipment for cement trucks, mixers, cranes, hydraulic motors, hydraulic pumps, and other industrial machinery.

Empower your industrial machinery with Bodeke - a leading Chinese manufacturer specializing in the repair and production of a wide range of equipment components.From cement tanker trucks and excavators to mixer trucks,cranes,hydraulic motors,and pumps,our precision-engineered products redefine reliability and performance.Elevate your operations with Bodeke's quality components-your trusted partner in global industrial excellence.
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