How many types of motors ?

The main categories of motors are:

1. Hydraulic motor: Traditionally, it refers to an energy conversion device that outputs rotational motion and converts the hydraulic energy provided by the hydraulic pump into mechanical energy.

2. High speed motor: Gear motor has the advantages of small size, light weight, simple structure, good processability, insensitivity to oil pollution, impact resistance, and small inertia.

3. Blade motor; It is a hydraulic motor in which the blades in the rotor slot come into contact with the casing (stator ring), causing the rotor to rotate under the action of the incoming liquid.

4. Radial plunger motor: With good reverse characteristics, making motor operation absolutely quiet, suitable for servo systems.

5. Axial piston motor: It is a type of axial flow distribution cycloidal hydraulic motor with rolling bearing support.

6. Low speed hydraulic motor: simple structure, reliable operation, multiple varieties and specifications, and low price.

7. Axial piston motor: It is a type of axial flow distribution cycloidal hydraulic motor with rolling bearing support.

The basic composition of the motor:

This component consists of an inner gear ring and a matching gear or rotor. The inner gear ring and the housing can be fixed together, and the oil entering from the oil port pushes the rotor to rotate around a central point. This slowly rotating rotor drives the output through a spline shaft to become a cycloidal hydraulic motor.

After the emergence of this initial cycloidal motor, after decades of evolution, another concept of motor also began to form. This type of motor is equipped with rollers in the built-in gear ring, which can provide high starting and running torque. The rollers reduce friction, thereby improving efficiency. Even at very low speeds, the output shaft can produce stable output.

By changing the direction of input and output flow, the motor quickly reverses direction and generates equivalent torque in both directions. Each series of motors has a variety of displacement options to meet various speed and torque requirements。

We specialize in customizing motor insulation parts: insulated Kraft paper tube, composite cardboard tube

Micro motor

What are the types of micro motor motors?

1. Classification by structure and working principle

Micro motor  can be divided into asynchronous micro motors and synchronous micro motors according to their structure and working principle. Synchronous micromotors can also be divided into permanent magnet synchronous micromotors, reluctance synchronous micromotors, and hysteresis synchronous micromotors. Asynchronous micro motors can be divided into induction micro motors and AC commutator micro motors.

2. Classified by operating speed

Micro motors can be divided into high-speed micro motors, low-speed micro motors, constant speed micro motors, and variable speed micro motors according to their operating speed. Low speed micro motors are further divided into gear reduction micro motors, electromagnetic reduction micro motors, torque micro motors, and claw pole synchronous micro motors.

3. Classification by purpose

Micro motors can be divided into driving micro motors and control micro motors according to their purpose. Micro motors for driving are further divided into micro motors for electric tools, micro motors for household appliances, and micro motors for other general small mechanical equipment. Micro motors for control are further divided into stepper micro motors and servo micro motors.


4. Classification by rotor structure

Micro motors can be divided into cage induction micro motors and wound rotor induction micro motors according to the structure of the rotor.

5. Classification by working power supply

According to the different working power sources of micro motors, they can be divided into DC micro motors and AC micro motors. Among them, AC micro motors are also divided into single-phase micro motors and three-phase micro motors.

Wellele, as an insulation pipe manufacturer, provides various motor enterprises with customized services for insulation Kraft paper tube and  vulcanized fiber tube of different thickness and specifications.

Motor Mount Tube CARDBOARD

Motor Mount Tube CARDBOARD

Kraft paper tube  as Motor Mount Tube  are used to make engine mounts for 4.5mm – 20mm mm motors. Its inner diameter is equal to the outer diameter of A, B, C and other standard Motor Mount Tube of 4.5mm – 20mm mm.

We also customize composite polyester film with insulating kraft paper insulating tubes, and insulating phenolic resin for small kraft paper tubes. Inquiries are welcome.

By adding two centering rings of the desired diameter and a motor hook, you can get a complete motor mount for various diameters of motors or rockets .

Wellele custom Motor Mount Tube CARDBOARD for your small motor or rocket !

why Abrasive disc back must use good quality vulcanized fiber ?

Abrasive disc  are used in various industrial applications such as grinding, sanding, and polishing. The back of the abrasive disc plays a critical role in ensuring that the disc stays securely attached to power tools during use.
Using good quality vulcanized fiber for the backing material is essential for several reasons:
  1. Durability: Vulcanized fiber has excellent strength and toughness compared to other materials like plastic or paper, making it ideal for withstanding high-speed rotation without tearing apart.
  2. Resistance against Heat : High temperatures can cause plastics & other materials to melt , warp or even catch fire when exposed prolonged periods of time unlike vulcanised fibre which can withstand heat up to certain temperatures
3 . Moisture Resistance: Being moisture-resistant means that vulcanised Fibre does not absorb water easily which could lead swelling over time thereby causing distortion
4 . Porosity : The porosity of vulcanized fiber ensures effective dust extraction from abrasive work surfaces .
5 . Compatibility – Vulcanised Fibre is compatible with most resin bonding agents used in manufacturing abrasive product meaning there’s less likelihood adhesive failure during operation

Safety – Since abrasives operate at relatively high speeds ,the presence any defects within backing material could lead catastrophic consequences if breakage occurs while machine is still running leading injury/damage etc..

Overall,vulcanized fiber offers outstanding performance characteristics including high dielectric strength,resistance against heat ,moisture,and most chemicals.Its unique combination physical attributes allows it find use across many industries from automotive manufacturing through electronics production right up sports equipment manufacture making it one more widely applied materials around today especially where safety & durability are major concerns.
The data for vulcanized fiber used as backing material for abrasive discs can vary depending on the specific application requirements. However, some general data that may be considered include:
  1. Thickness: Vulcanized fiber is available in a range of thicknesses from 0.5mm to 1.5mm or even higher based on customer specifications.
  2. Color: The color of vulcanized fiber typically varies between brown and black.
  3. Density: The density of vulcanized fiber ranges from about 1 g/cm³ to over 1.2 g/cm³, which provides good stability and strength required for abrasive applications.
4.Tensile Strength :Vulcanised Fibre has high tensile strength ranging from approximately 80-150 Mpa making it suitable withstanding the forces generated during operation
5 . Temperature Range : Vulcanised Fibre can withstand temperatures up to approximately +115°C before begining to lose its mechanical properties
6.Moisture Absorption – Since moisture absorption affects dimensional stability,vulcanised fibre typically has maximum moisture absorption rates below around 10% by weight .
7.Porosity – Porous structure ensures effective dust extraction while maintaining structural integrity throughout use
It’s important to note that these specifications are not exhaustive but rather provide an overview of the typical characteristics of vulcanized fiber used in abrasive disc backing .If you have any specific requirements, it would be best to consult with your manufacturer or supplier who could advise accordingly when making abrasive disc backing

thickness 10mm vulcanized fiber use on guiding board and comber board

8mm 10mm Vulcanized fiber is a suitable material for use in guiding boards and comber boards. A thickness of 10mm would provide the necessary stiffness, toughness and durability needed in these applications.

Guiding Boards are used to guide materials through industrial processes such as textile manufacturing while Comber Boards are components found within cotton processing machinery that work to sort fibers into parallel lines before further processing can occur.

The high dielectric strength offered by vulcanized fiber makes it an ideal electrical insulator, which ensures there’s no risk of short circuits during operation . Additionally its unique combination of physical attributes like being lightweight,cost-effective & chemical resistance make it well suited for use across multiple industries including those mentioned above .

Overall, using 10mm thick Vulcanised Fibre would be an excellent choice when designing/generating custom shapes/sizes/components required for guiding board -comber board due largely to fact that this material offers outstanding performance characteristics including high dielectric strength,resistance against heat ,moisture,and chemicals making it one more widely applied materials around today
Motor Mount Tube CARDBOARD

How use of vulcanized fiber ?

vulcanized fiber:
  1. Washers: Vulcanized fiber is often used to create washers due to its durability and resistance to moisture and chemicals.
  2. Gaskets: Similar to washers, vulcanized fiber is commonly used to create gaskets for sealing applications.
  3. Electrical insulators: Vulcanized fiber is an excellent electrical insulator, making it a popular choice for use in electrical equipment and components.
  4. Friction discs: Vulcanized fiber can be used to create friction discs for use in machinery and equipment.
  5. Abrasive discs: Due to its toughness and resistance to wear, vulcanized fiber can be used to create abrasive discs for sanding and grinding applications.
  6. Laminates: Vulcanized fiber can be laminated with other materials to create composite materials with unique properties, such as increased strength or improved electrical conductivity.
  7. Sporting goods: Vulcanized fiber is used in the production of various sporting goods, such as archery bows, fishing rods, and hockey sticks.
  8. Automotive parts: Vulcanized fiber is used in the production of various automotive parts, such as clutch facings and brake linings.
  9. Industrial applications: Vulcanized fiber is used in various industrial applications, such as insulation for boilers and pipes, and as a material for gaskets and seals.
  10. The specific applications of vulcanized fiber can vary depending on the specific properties and manufacturing process of the material.
fish paper

fibroid fish paper electrical insulation

Fibroid Fish paper electrical insulation


Fish paper, or vulcanized fiber, is widely used in electrical insulation applications due to its excellent dielectric strength and resistance to electrical current. Fibroid fish paper is a specific type of fish paper that has been impregnated with synthetic resin, which enhances its electrical insulation properties even further.
Fibroid fish paper is commonly used in a variety of electrical applications, including transformers, motors, generators, and other electrical components. It is often used as a barrier between different components in electrical systems, as it is able to withstand high voltages and temperatures without breaking down or losing its insulating properties.
One of the key advantages of fibroid fish paper is its ability to conform to irregular shapes and surfaces, making it ideal for use in complex electrical systems. It is also resistant to moisture and chemicals, which helps to ensure its long-term reliability and performance.
Overall, fibroid fish paper is a highly versatile and effective material for electrical insulation applications, and is widely used across a range of industries and applications.

Vulcanized fiber is paper a good insulator.

Vulcanized fiber is paper a good insulator.

Yes, vulcanized fiber, or fish paper, is an excellent insulator. This is due to its unique properties, which make it ideal for use in a wide range of electrical applications.
One of the key properties of vulcanized fiber that makes it such a good insulator is its high dielectric strength. This refers to the material’s ability to withstand high voltages without breaking down or conducting electricity. Vulcanized fiber has a dielectric strength that is several times higher than that of regular paper, which makes it ideal for use in electrical insulation applications.
Another important property of vulcanized fiber is its high heat resistance. This material is able to withstand temperatures of up to 150°C without degrading or losing its insulating properties. This makes it ideal for use in high-temperature applications, such as electrical motors and transformers.
In addition to its electrical and thermal properties, vulcanized fiber is also highly resistant to chemicals and moisture. This makes it an ideal material for use in harsh industrial environments, where exposure to chemicals and other contaminants can cause other materials to break down and lose their insulating properties.
Overall, vulcanized fiber is an excellent choice for use as an electrical insulator. Its unique combination of properties makes it ideal for use in a wide range of industrial and consumer applications, and its high performance and durability make it a popular choice among engineers and designers alike.
vulcanized fiber liner

what is vulcanized?

Vulcanized is a chemical process that involves the addition of sulfur and other chemicals to a material, such as rubber or cellulose fibers, in order to increase its strength, durability, and other desirable properties.
During vulcanized, the material is heated and pressurized, causing the sulfur to react with the molecules in the material and form cross-links between them. This process creates a material that is much stronger and more durable than the original, unvulcanized material.
The process of vulcanization was first discovered by Charles Goodyear in the mid-19th century, and has since become widely used in the production of various industrial and consumer products, including tires, electrical insulation, gaskets, and even some types of clothing.
The raw material for vulcanized fiber  paper is cellulose fiber. This can be obtained from a variety of sources, including wood pulp, cotton, and other plant-based materials. The cellulose fibers are typically processed and refined to remove impurities and create a uniform material that is suitable for vulcanization.

Once the cellulose fiber  have been prepared, they are subjected to a series of chemical treatments that are designed to make them more resistant to heat, chemicals, and other environmental factors. This typically involves the addition of sulfur and other chemicals, which cross-link the cellulose fibers and create a stronger, more durable material.

After the chemical treatments have been applied, the cellulose fiber  are compressed under heat and pressure to create sheets or rolls of vulcanized fiber. The thickness and other properties of the material can be adjusted by varying the amount of pressure and heat that is applied during the Vulcanized process.

what are vulcanized fiber sheet manufacturer in india /in china /in JP or world?

There are many manufacturers around the world that produce vulcanized fiber sheets and rolls vulcanized fibre sheet suppliers. Some of the most well-known and reputable manufacturers include:

  1. Suzhou Well Electric Co,Ltd

  2. Yuanyi material

  3. Tianfeng paper

  4. Lin’an gangzhi material Co.
  5. India:
    1. Satwik Electric Insulation Company

    2. Vishvakarma Insulation Pvt. Ltd.

    3. Jyoti Insulations

  1. Nitto Jushi Kogyo Co., Ltd.

  2. Toyo vulcanized fiber

These are just a few examples, and there are many other manufacturers of vulcanized fiber sheet around the world. The availability of manufacturers may vary depending on the specific requirements of the customer and the region where they are located.
  1. 1.
    WEIDMANN Electrical Technology – A Swiss company that specializes in the production of electrical insulation materials, including vulcanized fiber sheets.
  2. 2.
    Elmelin Ltd – A UK-based manufacturer of high-performance industrial insulation materials, including vulcanized fiber sheets and rolls.
  3. 3.
    Cottrell Paper Company – A US-based company that produces a wide range of specialty papers and fibers, including vulcanized fiber sheets and rolls.
  4. 4.
    NEMA – A global trade association that represents manufacturers of electrical and medical imaging equipment, including those who produce vulcanized fiber sheets and other insulation materials.
  5. 5.
    Krempel GmbH – A German company that produces a diverse range of electrical insulation materials, including vulcanized fiber sheets and rolls.
These manufacturers use advanced techniques and equipment to produce high-quality vulcanized fiber materials that meet the specific requirements of various industrial and consumer applications.