Hydraulic Manifold Blocks Manufacturer

Hydraulic Manifold Block Manufacturer and Vendor in China.

Target Hydraulics is a hydraulic manifold block manufacturer for industry and mobile hydraulics designed and made in China. Our engineers’ design cartridge valve manifolds, hydraulic lift valves, and custom hydraulic manifolds with Solidworks.

They are used for industry hydraulics, truck hydraulics, mobile hydraulics, hydraulic power units, and many more applications.

Target Hydraulics provides high quality products and responsive and high quality service to our clients and distributors around the world. You have found your target at Target Hydraulics.

What is Hydraulic Manifold Block?

hydraulic manifolds

 A hydraulic manifold block is the main component of a hydraulic system. It is a variety of different hydraulic valves joined together, hence the name, hydraulic manifold. 

 This lego-like block is responsible for controlling/regulating the flow of other hydraulic system components such as pumps and actuators. It is found connected to the levers in the operator’s cab attached with other components.

 Comparable to the switchboard of an electrical circuit, it will allow you to control the amount of fluid that runs in a piece of machinery as well as its desired behavior. 

What are the Applications of Hydraulic Manifold?

 There are various applications for a hydraulic manifold block. It is widely utilized whatever operation requires a lot of machinery.

This includes food processing factories, heavy construction machines, industrial hydraulic equipment, oil reservoirs, mining equipment, and even farm equipment.

What are the Main Functions of the Hydraulic Manifold Block?

The hydraulic manifold circulate’s hydraulic oil throughout the system of a machine. With this process of transmitting fluid, machines are controllable whenever or whatever is needed.

 The flow of the oil/fluid is monitored by the assembly of hydraulic valves installed within the manifold, then it directs the oil/fluid through hoses to any kind of work devices such as a hydraulic cylinder or a hydraulic motor. Similar to the movement principle of a backhoe loader’s arm.

hydraulic arm of a backhoe loader

The pressurized fluid that circulates within its telescopic arms is controlled by hydraulic valves of the manifold. Thus, making it perform more efficiently.

What are the Advantages of Utilizing a Hydraulic Manifold in Machinery?

Advantageous functions in utilizing hydraulic blocks include reducing the required space when installed since it has a compact design, can easily be removed/replace or install when improving the suitability of a hydraulic system, cutting the number of potential leak points, reducing the labor and assembly time taken in setting up a hydraulic system, reducing the possibility of any drop of pressure.

Can You Use Electric Wires on Manifold Block?

Electrical connections to your manifold block can be made with the use of electric cables and other types of electricity channels. These wires are directly connected from the power source to the solenoid. So, you can use different kinds of hydraulic systems with electric wires to operate your hydraulic valve block system. 

Some types of manifolds have built-in electrical channels in their system.

How to Design a Hydraulic Manifold Block?

Designing a hydraulic manifold requires both creativity and high attention to detail. Additionally, you need to have the ability to preview the results of your design.

The standards of hydraulic valve block design are mostly about its shape, and location, and the size of holes according to its applicable use.

When designing a manifold block, make sure that you develop your design for minimal pressure drop.

Experience hydraulic design engineers discovered that optimized systems are more efficient with the use of a custom manifold that has the right size combination of valves like the solenoid valve, pressure valve, pilot valve, and even pressure gauge. 

So the size of the hydraulic valves/components that you mounted should not interfere with each other. This is crucial so that the valve/components of the assembly have sufficient space between each other. For them to not overhang or collide with other parts.

As important as having the right size hose and pipe connecting the manifold, the correct size valves and drillings should flow within the manifold. You should also know that horizontally arrange valves has less impact sensitivity. 

You must determine and consider the proper installation of each channel in accordance with the required hole size, to reduce unnecessary holes.

hydraulic manifold block design

Each hydraulic manifold valve is drilled with many holes that act as an interlinked element channel.

Since each valve has two or more through-hole channels, channels are sometimes connected through a common hole.

The design of your hydraulic manifold can be determined with the connective ports needed, type location and drilling size, diameter of valve block port, and the numbers of holes and their depth.

Check if the hydraulic manifold valve/components screw holes do not come across with the oil channels. The strength and thickness of the walls between channels should also be check.

What are the Common Tools and Equipment Used in Making Hydraulic Manifold Block?

Most manifold blocks manufacturers used powerful types of equipment when making a hydraulic manifolds.

 Two of the most commonly used equipment include CNC(Computer Numerical Control) machines like milling and drilling machines.

Milling Machine

Drilling Machine

What is a 3D Printed Hydraulic Manifold Block?

A 3D printed manifold block can be smaller and lighter in contrast to manifold blocks that were built using a conventional method.

What are the Different Sizes of Hydraulic Manifold Block?

The size and weight of the manifold blocks may depend on its shape or its application.

Hydraulic manifolds are commonly cube-like shape blocks having small, medium, and large sizes.

There are manifold valve blocks that have a 6mm Inlet and a 4mm Outlet. A large-sized manifold block can weigh over a ton.

3D printed manifold blocks may have the same size but less in weight compared to their solid built counterpart.

What are the Two Different Designs/Styles of Hydraulic Block Manifold?

The hydraulic manifold has two major designs the first one is the monoblock or single-piece style, and the other is the modular hydraulic block. 

What is Hydraulic Monoblock?

Monoblock valves are directional control valves. In this style of the hydraulic manifold, every component is stocked in a single piece metal chunk.

This hydraulic block valve helps controls the start and stops of fluid flow into hydraulic motors/cylinders.

The number of hydraulic motors/cylinders it can control depends on the amount of spool on the block. It also has compact valves with fixed pull rods for controlling the direction which provides ports and circuit valves.

One common example of this hydraulic control valve is a tractor’s loader valves.

What are the Classifications Hydraulic Monoblock?

There are two classifications of hydraulic monoblock valves. Laminar Manifolds and Drilled Manifolds. 

What is a Hydraulic Laminar Manifold Block?

 Laminar Manifolds is consist of multiple metal layers. Most of these manifolds are custom-made.

The holes of each layer create a fluid transit when stacked together. These fluid transits are sandwiched between the layers of metals.

Laminar Manifold block can occupy numerous valves depending on the required applications.

What is a Hydraulic Drilled Manifold Block?

Drilled manifolds are made from a single thick metal plate that has drilled holes for fluid passage. Various valves and components can be inserted into these holes.

Drilled Manifolds is virtually unbreakable because it is designed to endure high-pressure.

What is a Hydraulic Modular Block?

hydraulic modular block

Modular hydraulic manifolds are designed for holding one or two existing interconnections. You can even combine two Modular Manifold together.  

Assembling modular hydraulic manifolds can be stacked or horizontal.

You can put flanges on every block to be bolted together. Or you can use rods extending through the length of the manifold to secure it with nuts.

Sometimes additional plates area added between its major building blocks to provide the needed spacing for small size intake and outflow passages. 

Most of the blocks also have important built-in electrical connections, connecting machinery to the proper solenoid. You can use standard electric cables as channels.

But no matter how you connected it, every block must have an O-ring around every entrance and exit passages so that seals can be easily formed.

One of the major advantage of a Modular Manifold Block over a monoblock is that its

easy to modify depending on the requirement of your job.

What are the Different Types of Materials used for Hydraulic Manifold Block?

Traditional hydraulic manifold blocks are usually made from various metal elements like:

• Ductile Iron – This material has a wide variety of use due to its versatility. Ductile iron can be easily cut, it has high shock absorption ability, and also very durable. But ductile iron can’t be used for large hydraulic manifolds.
• Aluminum – Most aluminum manifolds blocks are mainly machined from 6061 alloy bars/billets or plates which are easy to weld and have good corrosion resistance. Even though this material is known to have low-end machinability it can still be utilized if used with the right tools.
• Alloy Stainless – Stainless steel is well-suited for the corrosive effects of saltwater. It may be lightweight compared to regular steel/iron but higher durability than aluminum. It also has an advantage in dealing with internal circuits and low-viscosity fluids, increasing the lifespan of your manifold block.

The amount of pressure and the durability of a hydraulic  block depends on its material. 

On choosing the hydraulic block check different fundamentals like the electrical voltage and environmental conditions such as temperatures and humidity.

Considering all these factors will help you determine what hydraulic manifold material you need.

What are the Different Types of Hydraulic Manifold Blocks?

There are some common types of manifold blocks such as :

• central manifold block, 
• Solenoid valve manifold block,
• stacked manifold block, 
• standard manifold block, 
• customized manifold block.

What are Solenoid Valve Manifold Blocks?

hydraulic solenoid valve block

Hydraulic solenoid valves commonly used in many types of industrial works like manufacturing, aerospace, construction, and almost any work that requires hydraulic systems.

Hydraulic solenoid manifolds serve as directional control valves. It is used to control the opening, closing, and directional flow of liquid in a hydraulic system.  

Hydraulic solenoid function with an electric coil turns around a ferromagnetic core in the center, called a solenoid. The solenoid is for sliding the spool so that the ports of the block can be closed or opened. The valve blocks also have multiple chamber ports.

What are D03, D05, and D07 Valve Manifold?

DO3 is one of the sizes of a solenoid valve block. It is a specific size for minimizing pressure drop and energy consumption in a hydraulic system.

A DO3 sized valve can also give both high levels of pressure and flow despite having a very compact size. The level of the pressure drop it can provide is exceptional. 

DO5 is the specific size of a solenoid valve block to boost a machine’s uptime and productivity.

DO7 is designed for 16 mm directional spools that are installation panels of the connected bottom port.

What are the Specifications of Hydraulic Manifold System?

hydraulic manifold system

General specifications of the hydraulic manifold are the following:

• Manifold Circuit Style
• Manifold Valves
• Networkable Manifold
• Body Material
• Maximum Pressure/Flow
• Valve Type
• Port Type

What is a Central Manifold Block?

central manifold block

The central hydraulic manifold block lies at the center of the hydraulic power pack and it is the reason why the motor and the pump of the hydraulic power pack connects. Its expected function is to support both single and double-acting hydraulic circuits. The central manifold block also called the hydraulic endhead manifold block.

The mounting holes found in the hydraulic center block are for the hydraulic power unit, cartridge valves, gear pump, suction, and return pipes, oil port, and stacking manifold block.

What is a Standard Manifold Block?

standard manifold block

Standard hydraulic manifolds are a type of CNC machined containment valve block. 

They are primarily designed for small hydraulic manifold or most hydraulic power packs.

What is a Stacked Manifold Block?

The major use of stacked manifolds is for complex and flexible functions. It combines multiple assemblies into one, reducing the risk of a pressure drop.

You can use this type of manifold when the space of your central manifold is unable to hold either a hydraulic modular valve or large-sized cartridge valves.

What is a Customized Manifold Block?

customized manifold block

If your standard hydraulic power packs cannot comply with the demands of your applications consider customized hydraulic manifold blocks.

Custom hydraulic manifolds are solely designed to fit the various types of ICC.

Multiple hydraulic cartridge valves that go from one function to another influence a significant design for your customized hydraulic manifolds block.

With custom hydraulic manifolds, critical manifold problems that are caused by a mountain of stock valves can be addressed; such problems include leak points and manifold maintenance issues.

What are the Criteria to Look for When Choosing the right Hydraulic Manifold Block?

For picking the right manifold block there are many criteria you should take into consideration.

Like knowing the type of material used in manifold block finish. Knowing this will help you determine the durability and the pressure the block can handle.

Other key factors include the valve block’s number, types, and mounting position. The capacity of electrical voltage, temperature, and pressure it can take.

 The size of the ports, their type, and specific locations should also be taken into account.

Also, identify what type of hydraulic fluid you can apply and the seal material. 

How to Maintain a Hydraulic Manifold Block?

It is often impossible to thoroughly clean a hydraulic block due to its complex design. Some valve blocks are even heavy to move around for cleaning.

 To clean the inside channels of the manifold block simply remove the plugs and the plastics first.

 Then inspect all of the holes and ports from each side of the manifold block to make sure it’s free from chips and debris. You can use an inspection scope for this process.

Make sure to flood water in each of the holes and ports extensively when washing. A pressure washer can also be utilized to clean the inside of the holes and to wash away the solid clogged oil and grease. Industrial detergent can also be applied to your cleaning solution.

After this, inspect all ports and holes of the manifold block to verify if it’s cleaned properly. You can now insert all the disassemble fittings, but make sure you clean and dress the fittings before reattaching.

If your manifold block is properly maintained, it is more likely to last long.

What are the Limitations of Hydraulic Manifold?

Factors that can limit or affect the performance of hydraulic manifold blocks include liquid flow-rates GPM, pressures psi, and sometimes the length of the manifold itself.

Having non-repairable can make the work of hydraulic block difficult. In this case, a replacement for a new cartridge is needed.

How Hydraulic Valve Manifold Blocks Change Fluid Power Industry?

Hydraulic Manifold System

Individual valve bodies are connected to each other to create integrated circuits. Resulting in a tangled pipe and hose connection. With this, leak points are hard to resolve.

Manifold valve blocks became the solution to this problem, it helped industrial builders eliminate leak points and labor hassle.

Because of the creation of manifold stack valve modules are developed such as sandwich valves.

What is the Connection Between Sandwich Valves and Hydraulic Manifold?

With sandwich valves, machine builders can quickly add multiple hydraulic functions to each hydraulic manifold valve station.

What are Bar Manifolds?

Bar manifolds are manifolds blocks that have an assembly of relief valve cavities.

 Utilizing bar manifolds will enhance the appearance of hydraulic systems with centralized valve locations. 

The relief valve cavities of bar manifolds will save you from doing extra plumbing.

The design of bar manifolds is for the purpose of having a high flow rate and low-pressure drop.

 The internal passages of bar manifolds could be equal to or more than that of regular port connections. In this way, fluid flows and pressure drops can be reduced.   

Bar manifolds are easy to install and can accommodate high numbers of standard options.

The port spacing of bar manifolds is maximized so that it can be easily installed and serviced.  

Hydraulic Bar Manifold System

What are Parallel Manifolds?

Parallel manifolds blocks are for pressure compensated hydraulic pumps that mostly have closed P-port valves, rather than used with displacement pumps.

 In parallel manifolds, pressure ports are joined while valves and pumps may remain unchanged.

 Because of having a parallel circuit, it is not applicable to the relief valve’s directional valves. 

With series circuits, flow from fixed pumps travels into the pressure port of the first valve and straight back into the tank port of the manifold. 

The series of circuits in parallel manifold blocks will travel from displacement pumps to the first valve’s pressure port then returns to the tank port of the manifold block.  

 This series will continue to the last valve, where the tank port

and the manifold reservoir is located.