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FRM Series Flow Control Hydraulic Valve

FRM Series Flow Control Hydraulic Valve

The FRM series flow control hydraulic valve is a cutting-edge hydraulic component designed to enhance the performance and control of hydraulic systems. With its advanced features and reliable functionality, this valve offers precise flow control and optimal efficiency.

The FRM series flow control hydraulic valve is a reliable and versatile solution for optimizing flow control in hydraulic systems. With its precise flow control capabilities, pressure and temperature stability, and durable construction, this valve offers enhanced performance and efficiency. Following the recommended usage methods and maintenance guidelines, operators can maximize the benefits of the FRM series flow control hydraulic valve, ensuring smooth operation and reliable flow control in their hydraulic applications. Upgrade your hydraulic system with this advanced valve and experience precision, efficiency, and productivity like never before.

FRM Series Flow Control Hydraulic Valve Key Characteristics:

FRM Series Flow Control Hydraulic Valve Parameter:

NG6

Flow control valve
Max. operating  pressure-Port A bar 315
Pressure differential ΔP for free return flow B to A See characteristic curves
Minimum pressure differential bar 6 to 14
Pressure stability up to P= 315 bar % ±2(Qmax)
Flow Qmax L/min 0.2 0.6 1.5 3 6 10 16 25 32
Qmin to 100bar mL/min 15 15 15 15 25 50 70 100 250
Qmin to 315bar 25 25 25 25 25 50 70 100 250
Fluid Mineral oil,  Phosphate ester
Fluid temperature range – 20 to + 80
Viscosity range mm2/s 10 to  800
Degree of contamination Maximum permissible degree of fluid contamination: Class 9. NAS 1638 or 20/18/15, ISO4406
Installation position Optional
Circumstances temperature range -20 to  +50
Weight 2FRM6A…2FRM6B… kg about 1.3
2FRM6SB… kg about 1.5
Rectifiere
Nominal flow bar 320
Max. operating  pressure bar to 210
Crack pressure bar 0.7
Weight kg about 0.9

NG5/10/16

Flow control valve
Max. operating  pressure-Port A bar 315
Pressure differential ΔP for free return flow B to A See characteristic curves
Minimum pressure differential bar 6 to 14
Fluid Mineral oil,  Phosphate ester
Fluid temperature range – 20 to + 80
Viscosity range mm2/s 10 to  800
Degree of contamination Maximum permissible degree of fluid contamination: Class 9. NAS 1638 or 20/18/15, ISO4406
Size mm 5 10 16
Max. flow-rate L/min 0.2 0.6 1.2 3 6 10 15 10 16 25 50 60 100 160
Oil return flow B to A mL/min 0.5 0.5 0.6 0.9 1.8 3.6 6.7 2 2.5 3.5 6 2.8 4.3 7.3
flow stable range (%Qmax)(-20-±80℃) ±5 ±3 ±2 ±2
±2  (P=210 bar) ±2 (P=350 bar)
Working pressure bar 210 350
Min.pressure drawdown bar 3-5 6-8 3-7 5-12
Weight kg 1.6 3.4 7.4
Rectifiere
Fluid Mineral oil,  Phosphate ester
Fluid temperature range -20 to +80
Viscosity range 10 to 800
Degree of contamination Maximum permissible degree of fluid contamination: Class 9. NAS 1638 or 20/18/15, ISO4406
Size 5 10 16
Flow 15 50 160
Working pressure 210 315 315
Crack pressure 1 1.5 1.5
Weight 0.6 3.2 9.3

FRM Series Flow Control Hydraulic Valve Advantages:

• Base sub-plate mounting see product catalog
• Pressure compensation displacement restrictor, optional
• Optional one-directional valve
• Knob with scale, optional lockability

Usage Method Of FRM Series Flow Control Hydraulic Valve:

How Hydraulic Valves Work?

Hydraulic valves are crucial in controlling the flow and direction of hydraulic fluid within a hydraulic system. They are essential components that enable the precise operation of various hydraulic machinery and equipment. Here’s a simplified explanation of how hydraulic valves work:

  1. Basics of Hydraulic Systems:
    Hydraulic systems use fluid, typically oil, to transmit power and control the movement of mechanical components. These systems consist of a hydraulic pump that pressurizes the liquid, a series of valves that control the flow and direction of the fluid, and hydraulic actuators (such as cylinders or motors) that convert the fluid energy into mechanical force or motion.
  2. Valve Types:
    There are various hydraulic valves, including directional control valves, pressure control valves, flow control valves, and check valves. Each valve type serves a specific purpose in regulating fluid flow, pressure, or direction.
  3. Directional Control Valves:
    Directional control valves determine the path through which the hydraulic fluid flows. They have multiple positions (such as open, closed, or partially open) and multiple ports to direct the fluid to different sections of the hydraulic system.
  4. Valve Components:
    Hydraulic valves typically consist of a valve body, which contains internal passages and channels, and a movable valve element or spool that slides within the valve body. The spool has different lands or ports that align with the internal passages to control fluid flow.
  5. Spool Movement:
    The position of the spool within the valve body determines the flow path and, consequently, the direction of fluid flow. The spool can be actuated by various means, such as mechanical linkages, solenoids, or pilot pressure.
  6. Pressure Control Valves:
    Pressure control valves regulate the pressure of the hydraulic fluid within the system. They can maintain a specific pressure level by allowing excess fluid to return to the reservoir or blocking flow until a desired pressure is reached.
  7. Flow Control Valves:
    Flow control valves manage the rate of fluid flow within the hydraulic system. They can be used to control the speed of hydraulic actuators or to limit the flow rate to specific sections of the system.
  8. Check Valves:
    Check valves, or one-way valves, allow fluid flow in one direction and prevent backflow. They ensure that the fluid moves in the desired direction and avoid any undesired pressure drops or loss of hydraulic force.
  9. Valve Actuation:
    Hydraulic valves can be manually operated, mechanically actuated, or controlled electronically. Levers or knobs directly handle manual valves, while mechanical and electronic actuators enable automated control of valve positions based on system requirements.
  10. System Control:
    By combining different types of hydraulic valves and controlling their positions or actuation, the hydraulic system’s overall function can be precisely regulated. This enables operators to control the movement, speed, force, and direction of hydraulic actuators, allowing for precise and efficient operation of hydraulic machinery.

Capability & Capacity Of Factory:

(1) Assembly

We have a first-class independent research and development assembly platform. The hydraulic cylinder production workshop has four semi-automatic lifting cylinder assembly lines and one automatic tilt cylinder assembly line, with a designed annual production capacity of 1 million pieces. The special cylinder workshop is equipped with various specifications of a semi-automatic cleaning assembly system with a designed annual production capacity of 200,000 and equipped with famous CNC machining equipment, a machining center, a high-precision cylinder processing special equipment, a robot welding machine, an automatic cleaning machine, automatic cylinder assembly machine, and automatic painting production line. Existing critical equipment of more than 300 sets (sets). The optimal allocation and efficient use of equipment resources ensure the accuracy requirements of products and meet the high-quality needs of products.

(2) Machining

The machining shop is equipped with a customized inclined rail turning center, machining center, high-speed honing machine, welding robot, and other related equipment, which can handle the processing of cylinder tubes with a maximum inner diameter of 400mm and a maximum length of 6 meters.

(3) Welding

(4) Painting & coating

With small and medium-sized cylinder automatic water-based paint coating lines, to achieve automatic robot loading and unloading and automatic spraying, the design capacity of 4000 pieces per shift;
We also have a semi-automatic paint production line for large cylinders powered by a power chain, with 60 cases per shift design capacity.

(5) Testing

We have first-class inspection facilities and test beds to ensure that the performance of the cylinder meets the requirements.

 

 

We are one of the best hydraulic cylinder manufacturers. We can offer comprehensive hydraulic cylinders. We also provide corresponding agricultural gearboxes. We have exported our products to clients worldwide and earned a good reputation because of our superior product quality and after-sales service. We welcome customers at home and abroad to contact us to negotiate business, exchange information, and cooperate with us!

 

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