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Presentation of the equipment's characteristics

The gravity powder feeder independently developed by Huirui is different from the carrier gas powder feeder. It is available in roller type, electromagnetic type, spiral type, and linear type. The number of barrels can also be selected.

processed samples
  • High powder feeding accuracy: Huirui gravity powder feeder adopts a DC motor, and the powder feeding accuracy error is ≦±2%.
  • Synchronization operation: It can be integrated with other master control devices to complete the synchronization operation.
  • Various options: The number of barrels is optional to meet user needs.
  • Stable powder feeding: Stable powder feeding over long distances, effectively eliminating static electricity during powder flow.
  • Suitable for a variety of working conditions: 5L or larger capacity powder buckets can meet customers’ long-term and large-area operations. The unique design can achieve consistent cladding thickness at high and low powder levels.
  • Powder feeding method: Double buckets or more powder buckets can feed powder individually or at the same time, allowing online powder mixing.
  • Intuitive understanding: The transparent powder bucket and see-through window provide better visualization and a more intuitive understanding of the powder usage status.
  • Human-computer interaction: Human-computer interaction interface, visual setting of surface parameters, convenient and quick adjustment and control.
  • Stable powder feeding: Huirui’s gravity powder feeder provides closed-loop delivery and stable powder feeding;
  • High work efficiency: The unique design has minimal impact on the thickness of the processing when the powder bucket is fully loaded and the material level is low;
  • Long service life: Consumables are made of the world’s top materials and have a longer service life;

product name

gravity powder feeder

Product number

HR-GPFS-T502/T501/T504、HR-VLPF-140

product specifications

The number of barrels is optional (gas can be loaded)

Function options

Roller type, electromagnetic type, spiral type, linear type

Powder feeding amount

20-50g/min、20-400g/min、20-300g/min、0.1-100g/min

Powder feeding amount error

≤±2%

air pressure

0-0.6mpa

Single cylinder volume

1.5L/5L/8L

Applicable granularity

20-300μm

motor

DC motor

Product Name

Single hopper
powder feeder

Double hoppers
powder feeder

Multi hoppers
powder feeder

Gravity
powder feeder

Powder hoppers

Single hopper

Double hoppers

4/5/6 hoppers

Number of hoppers optional

(gas can be loaded)

Powder feeding capacity

0.4-300g/min

0.4-300g/min

0.4-300g/min

20-50g/min

20-400g/min

20-300g/min


0.1-100g/min

Powder feeding accuracy

≤±1%

≤±1%

≤±1%

≤±2%

Gas pressure

0.2-0.6mpa

0-0.6mpa

0-0.6mpa

0-0.6mpa

Gas flow

1-15L/min

1-15L/min

1-15L/min

1-15L/min

Heating temperature

N/A、0-65℃

0-65℃

0-65℃

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Single hopper volume

1.5/5L

1.5/5L

1.5/5L

1.5/5L

Applicable particle size

20-300μm

20-300μm

20-300μm

20-300μm

Drive motor

Stepping Motor

Servo Motors

Servo Motors

DC Motor

Optional Functions

Stirring and heating

Stirring and heating
dynamic weighing

Stirring and heating
dynamic weighing

Roller type
Electromagnetic type
Screw type
Linear type

Remote protocols

I/O

I/O/AI/Profinet/Modbus

AI/Profinet/Modbus

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