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JGM791FT50M 50 Ton Block Handler for Heavy Precast Units

50 Ton Block Handler

JGM791FT50M 50 Ton Block Handler for Heavy Precast Units

Overview

The JGM791FT50M is a 50-ton block handler designed for moving heavy precast concrete units. With a rated load of 50,000 kg at maximum overhang and a maximum lift capacity of 55,000 kg at low heights, it suits large-scale infrastructure and building projects. The machine features a 53,000 kg operating weight and a 10,790 mm overall length, requiring adequate yard space for maneuvering.

Work equipment includes forks with a 20/15 degree tilt angle and a maximum fork face height of 3,500 mm. The hydraulic system operates at 23 MPa, supporting a maximum traction force of 325 kN. The machine offers four forward speeds up to 32 km/h and a 20-degree maximum climbing gradient when fully loaded, ensuring stability on uneven terrain.

Key Features

50-Ton Rated Load Capacity

Handles 50,000 kg at maximum overhang and 55,000 kg at heights under 300 mm. This capacity supports the transport of large precast beams and heavy structural blocks without requiring multiple lifts.

High Fork Lift Height

Forks reach a maximum face height of 3,500 mm and a carriage height of 5,145 mm. This range allows loading onto high trailers or stacking blocks in multi-tier storage configurations within a yard.

Robust Hydraulic System

The system operates at 23 MPa pressure, providing the force needed for precise fork tilting and lifting. It supports a maximum traction force of 325 kN, aiding in moving heavy loads on soft or loose ground.

Variable Speed Transmission

Offers four forward speeds ranging from 5.6 to 32 km/h. This range allows operators to switch between high-speed travel between sites and low-speed precision maneuvering in confined block yards.

Fork Tilt and Swing

Forks tilt 20 degrees forward and 15 degrees backward, with a 10-degree left/right swing angle. These adjustments help align blocks accurately during placement and secure loads during transport.

Stable Chassis Geometry

Features a 4,660 mm wheelbase and 3,070 mm front wheel track. The 420 mm minimum ground clearance and 20-degree departure angle provide stability on rough terrain and prevent undercarriage damage.

Compact Turning Radius

The machine has a 19,940 mm turning diameter with 32-degree left and right steering angles. This geometry facilitates navigation in tight corners within storage yards and around construction site obstacles.

Where the JGM791FT50M Is Used

Precast Concrete Yards

Used to stack, sort, and load large precast panels and beams. The 50-ton capacity and precise fork tilt angles ensure safe handling of heavy units in high-density storage areas.

Infrastructure Construction Sites

Transports heavy structural components like bridge girders and wall panels from storage to installation points. The 20-degree climbing gradient allows operation on graded but uneven site roads.

Aggregate and Block Plants

Moves large concrete blocks and aggregate containers within production facilities. The high traction force and stable chassis support continuous operation on compacted gravel or dirt surfaces.

Port and Terminal Operations

Loads and unloads heavy construction materials from barges or trucks. The 3,500 mm fork height accommodates standard container and trailer loading heights efficiently.

Municipal Project Sites

Handles heavy retaining wall units and drainage structures for road and utility projects. The variable speed transmission allows safe travel between distant work zones within a large site.

Technical Specifications

ParameterSpecification
Overall Length (Forks Flat on Ground)10790 mm
Overall Width3850 mm
Overall Height4070 mm
Load Center Distance900 mm
Service Weight53000 kg
Max. Lift Capacity (Lift Height ≤300 mm)55000 kg
Rated Load (at Max. Forward Reach)50000 kg
Max. Fork Surface Height3500 mm
Max. Fork Frame Height5145 mm
Max. Forward Reach2000 mm
Max. Fork Tilt Angle (F/R)20/15 °
Standard Forks (L×W×H)1800×280×155 mm
Steering Angle (L/R)32 /32 °
Turning Diameter19940 mm
Ground Clearance420 mm
Wheelbase4660 mm
Track Width (Front/Rear)3070 mm
Front Overhang (Forks Flat on Ground)1475 mm
Rear Overhang2730 mm
Max. Gradeability (Loaded)20 °
Departure Angle20 °
Max. Traction Force325 kN
Travel Speed5.6/10/23/32 km/h
Reverse Gear I/II/III5.6/10/23
Fork Tilt Angle at Max. Lift (F/R)20/22 °
Bucket Rollback Angle (Ground Position)15 °
Oscillation Angle (L/R)10 °
System Pressure23 MPa
Ground Clearance of Boom Lower Pivot at Max. Lift Height4178 mm
Articulation Point to Front Axle Center2105 mm
Max. Main Frame Length8530 mm
Max. Fork Frame Height at Max. Lift (Rolled Back)5145 mm

Specifications are taken from the manufacturer's data sheet. Configurations and options vary by order and destination market; confirm details with us before purchase.

How to Choose the Right Configuration

Verify that your site layout accommodates the machine's 19,940 mm turning diameter and 3,850 mm width. With a minimum ground clearance of 420 mm and a 20-degree departure angle, the JGM791FT50M requires relatively flat, stable ground to operate safely without risking undercarriage damage on uneven block yard surfaces.

Match your load requirements to the 50,000 kg rated load at maximum overhang. If your precast units exceed this weight or require lifting above 3,500 mm, this model may not be suitable. Ensure your transport trailers align with the 3,500 mm maximum fork face height to facilitate efficient loading and unloading operations.

Consider the 53,000 kg operating weight when planning site access and ground bearing capacity. The machine's 10,790 mm length and 4,660 mm wheelbase influence transport logistics. Confirm that your receiving site can handle the weight distribution and that standard fork dimensions of 1,800 mm length suit your specific block sizes.

Daily Operation and Maintenance

  • Inspect fork tips and edges for wear or deformation daily to ensure secure gripping of concrete blocks.
  • Check hydraulic fluid levels and look for leaks in the 23 MPa system before each shift.
  • Verify tire pressure and tread condition weekly to maintain stability during 50-ton lifts.
  • Lubricate pivot points on the fork carriage and tilt mechanism to prevent premature wear.

Frequently Asked Questions

What is the primary use of the JGM791FT50M?

It is designed for moving heavy precast concrete units, such as beams and blocks, in construction yards. It handles loads up to 50,000 kg, making it suitable for large-scale infrastructure and building projects requiring precise placement of heavy materials.

How is this machine typically shipped?

Due to its 10,790 mm length and 53,000 kg weight, the machine is usually shipped via flat rack or open-top containers on a vessel. Specific shipping methods depend on the port and logistics provider, but it requires heavy-lift handling at both origin and destination.

Can standard forklift attachments be used with this model?

The machine comes with standard forks measuring 1,800 mm in length. While specific attachment compatibility depends on the hydraulic interface, the 23 MPa system pressure supports various heavy-duty attachments. Consult the manufacturer for approved attachment lists to ensure safety and performance.

What is the operating weight of the machine?

The JGM791FT50M has an operating weight of 53,000 kg. This weight is critical for planning site access, ground bearing capacity, and transport logistics. Ensure that your site infrastructure can support this weight, especially on soft or loose ground.

How fast can the machine travel?

The machine offers four forward speeds, ranging from 5.6 km/h for precision work to 32 km/h for high-speed travel between sites. Reverse speeds are available at 5.6, 10, and 23 km/h, allowing for flexible maneuvering in confined spaces.

Interested in the JGM791FT50M?

Send us your working conditions and destination port. We will confirm the configuration, shipping method and current availability.

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