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Knuckle Boom Truck Mounted Cranes

BLZ90K54.6 Ton Knuckle Boom Truck Mounted Crane

Max Lifting Capacity
4600kg
Max Lifting Moment
9t·m
Recommended Power
15kW
Hydraulic System Flow
25L/min
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Confirm your configuration and current availability with our team.

4.6 Ton Knuckle Boom Truck Mounted Crane

Engineering data

BLZ90K5 Specifications

Lifting

Max Lifting Capacity
4600kg
Max Lifting Moment
9t·m
Rotation Angle
380°

Hydraulics and power

Recommended Power
15kW
Hydraulic System Flow
25L/min
Hydraulic System Pressure
28MPa
Oil Tank Capacity
57 L

Machine

Self Weight
1700kg
Installation Space
800mm

Reach and outriggers

Max. radius
11.7m
Max. height
≈ 14 m
Max. boom angle
75°
Outrigger span
2324–4924 mm

Figures from the BOB-LIFT brochure for this range. Confirm the final specification with our team before ordering.

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Dimensions and load chart

BLZ90K5 dimension drawing and load chart

Select the drawing to view it full size.

How much it lifts at each reach The further the hook is from the crane, the less it can lift: 2,030 kg at 4.44 m, 590 kg at 11.7 m.
Lifts (kg) 2,030 1,420 1,000 750 590
Reach (m) 4.44 6.19 8 9.85 11.7

Reach is measured from the slewing centre to the hook. Figures from the drawing above.

Product details · BLZ90K5

4.6 Ton Knuckle Boom Truck Mounted Crane

The BLZ90K5 is a 4.6 t knuckle boom truck-mounted crane with a maximum lifting moment of 9 t·m. It runs on a recommended 15 kW power supply with 25 L/min of hydraulic flow at 28 MPa, weighs 1700 kg and offers 380° slewing.

Optional attachments

  • Hydraulic gripper opened and closed by its own cylinder to grab and release loads.
  • Clamshell bucket for loading, unloading and light digging of waste, chippings and soil.
  • Orange peel grab for scrap and bulk material.
  • Timber grapple for logs and timber.
  • Auger for tree-planting holes, utility poles, foundation piles and soil sampling.

Certification

The BLZ90K series holds a CE certificate of conformity under the EU Machinery Directive 2006/42/EC.

Knuckle Boom Truck Mounted Crane

Product technical advantages

  • High-strength welded structure

    High-strength welded structure

    Welded high-strength plate with a hexagonal boom section.

  • Box-type outriggers

    Box-type outriggers

    Box outriggers above 6.3 t protect the cylinders.

  • Optional attachments

    Optional attachments

    Winch, auger, basket or grapple on request.

  • Operation modes

    Operation modes

    Manual levers, aerial seat or wireless remote.

  • Dual four-bar linkage

    Dual four-bar linkage

    Reverse-angle reach for tight jobs.

  • Dedicated torque limiter Load moment limiter on every crane, safety certified.
  • Large-span outriggers Wide fixed outriggers, manual flip optional.

Manufacturing & delivery

From our workshop to your port

  1. Assembly 01

    Assembly

    Slewing base, column and booms are assembled by hand in our Xuzhou workshop.

  2. Load test 02

    Load test

    The crane lifts test weights through its working range before release.

  3. Final check 03

    Final check

    Finished cranes are inspected and lined up for dispatch.

  4. Packing 04

    Packing

    Wrapped in film and strapped to protect paint and hydraulics in transit.

  5. Container loading 05

    Container loading

    Loaded into containers at the factory and shipped to your port.

Shipping & warranty

Shipping, warranty and documents

Shipping

Lead time and container loading are confirmed with your quotation.

Warranty and parts

12 months

Send the model, serial number and a photo or video of the issue; our team guides the repair and ships the parts.

Order from 1 unit

Documents

FAQ

Questions about the BLZ90K5

Ordering and service

Which configuration should we choose for this model?

Send the working conditions, destination and site access details to BOB-LIFT. The engineering team will confirm a practical configuration before quotation.

Can the crane be customized for our working conditions?

BOB-LIFT can adjust configuration around lifting radius, site access, operation scenario and destination requirements.

What is the typical delivery time?

Send the working conditions, destination and site access details to BOB-LIFT. The engineering team will confirm a practical configuration before quotation.

What export documents are provided?

Send the working conditions, destination and site access details to BOB-LIFT. The engineering team will confirm a practical configuration before quotation.

Do you provide installation and operation training?

Send the working conditions, destination and site access details to BOB-LIFT. The engineering team will confirm a practical configuration before quotation.

What after-sales support is available?

Send the working conditions, destination and site access details to BOB-LIFT. The engineering team will confirm a practical configuration before quotation.

Not answered here?

Send us your question and our team replies with answers for your site.

+86 158 5249 9415

Model history

Earlier configurations

Previous models are configurations we no longer build as standard. They can still be built to order.

  • Current model

    BLZ90K5This model

    4.6 Ton Knuckle Boom Truck Mounted Crane

    Capacity
    4.6 t
    Max lifting moment
    9 t·m
    Self weight
    1700 kg
    Recommended Power
    15 kW
    Hydraulic System Flow
    25 L/min
    Hydraulic System Pressure
    28 MPa
    Oil Tank Capacity
    57 L
    Installation Space
    800 mm
    Rotation Angle
    380°
    Max. radius
    11.7 m
    Max. height
    ≈ 14 m
    Max. boom angle
    75°
    Outrigger span
    2324–4924 mm
  • Previous model BLZ90K4

    4.6 Ton Knuckle Boom Truck Mounted Crane BLZ90K4

    Capacity
    4.6 t
    Max lifting moment
    9 t·m
    Self weight
    1600 kg
    Recommended Power
    15 kW
    Hydraulic System Flow
    25 L/min
    Hydraulic System Pressure
    28 MPa
    Oil Tank Capacity
    –
    Installation Space
    800 mm
    Rotation Angle
    380°
    Max. radius
    –
    Max. height
    –
    Max. boom angle
    –
    Outrigger span
    –

Guides and news

Read before you buy

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Need a crane matched to your site and lifting task?

Send your working radius, load requirement, site access, destination country, and delivery schedule. BOB-LIFT will help match a practical configuration.

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