China supplier Made in China Casting Iron and CNC Machining 3/4“ 1″ 2″ Bore Agricultural Tractor Spare Parts and Components Belt Pulley with Great quality

Product Description

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Name:  Made in China casting iron and CNC machining 3/4″ 1″  2″ bore agricultural  tractor spare parts and components belt pulley  
Min order: 1000 pcs
Packing: export standard packing
Customized production is available as your drawings or sample.
 

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About  quality
We insist that the survival of the company should depend on the products quality continuous improvement, without which we cannot survive for long.
Our product quality control system
Quality control involves the inspection and control of incoming materials, production process and finished products.
1 Firstly, metallurgical microscope analysis is performed on randomly sampled incoming materials to ensure that the chemical composition meets the production requirements.
2 Then, during the production process, there are QC personnel to conduct timely spot checks to ensure that the product is free of defects during the manufacturing process and to coordinate and handling of any abnormal quality issues that may arise.
3 The final step in the production process is a magnetic particle detector for metal parts to detect hidden cracks or other defects.
4 All the finished metal parts is sampled in proportion and sent to the laboratory for various mechanical property tests and dimensional measurements, and the surface quality is manually 100% inspected.
5 About the quality management system, we strictly carry out system management in accordance with ISO9001 and TS16949 quality standards and 5S lean production management is implemented on the production site.

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Our Advantages:
 Brand
Our parent company, HiHangZhou Group, is a world-renowned high-end machinery manufacturing enterprise with 40 domestic subsidiaries and branches and 8 foreign manufacturing plants. Has long-term experience and good reputation in cooperation with world-renowned enterprises.
Technology
We have a complete production process and equipment research and development capabilities for ferrous metals forming. More than 25 years of production experience in forging equipment and casting equipment manufacturers, make us more thoroughly get  all the performance of each equipment. One-third of our company’s employees are technician and R&D personnel, ensuring that high-quality products are produced with high efficiency.
Service
We can provide custom and standard manufacturing services with multiple manufacturing process integrations. The quality and delivery of products can be fully guaranteed, and the ability to communicate quickly and effectively.
Culture
The unique corporate culture can give full play to the potential of individuals and  provide a strong vitality for the sustainable development of the company.
Social responsibility
Our company strictly implements low-carbon environmental protection, energy-saving and emission-reduction production, and is a benchmark enterprise in local region.

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Company Culture 

Our Vision
To become 1 of the leading companies

Our Mission
To become a platform for employees to realize their dream
To become 1 of the transforming and upgrading pacemaker of Chinese enterprises
To set the national brands with pride

Our Belief
Strive to build the company into an ideal platform for entrepreneurs to realize their self-worth and contribute to the society

Values
Improvement is innovation, everyone can innovate
innovation inspired and failures tolerated

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FAQ
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Q:  Are you a trading company or a manufacturer?
A:  Obviously we are a manufacturer of forging products, casting products and also have a high level of machining capabilities.

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Q:  What series products do your have?
A:  We are mainly engaged in forming processing of ferrous metals, including processing by casting , forging and machining. As you know, such machinery parts can be observed in various industries of equipment manufacturing.

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Q:  Do you provide samples? is it free?
A:  Yes, we commonly provide samples according to the traditional practice, but we also need customers to provide a freight pay-by-account number to show mutual sincerity of cooperation.

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Q:  What is your minimum order quantity?
A:  Yes, we require all international orders to have an minimum order quantity. The quantity is up to the exact products feature or property such as the material, weight, construction etc.

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Q:  What is the lead time?
A:  Generally our forging products and casting products need to make new dies or molds, the time of making new dies or molds and samples within 30-45 days, and the large batch production time within 30-45 days. it’s also according to the parts structural complexity and quantity.

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Q: What kinds of payment methods do you accept?
A: You can make the payment by T/T or L/C. 30% deposit in advance, 70% balance against the copy of B/L.

Certification

 
 
 

Process Sand Casting and CNC machining
Material Grey Iron , Ductile Iron, Carbon Steel 
Weight 0.1Kgs~100Kgs
Testing instrument  composition testing Spectrometer, Metallographic microscope
Performance testing Hardness tester, Tensile testing machine
Size Measuring  Vernier Caliper, Depth Caliper, feeler gauge,Thread Gauge , Height Gauge
Roughness Ra0.8~Ra6.3
Machining Equipment CNC Center , CNC Machines, Turning, Drilling, Milling, Boring machine,Grinding Machines,
Wire EDM,Laser Cutting&Welding, Plasma Cutting &Welding, EDM etc.
Quality control Sampling inspection of raw materials and semi-finished products, 100% Inspection of finished products  
Surface Treatment Sand Blast , Painting,  Powder Coating, Galvanized ,  Hot Galvanized
Production Capacity 60000T / Years
Lead Time Normally 30 – 45 Days.
Payment Terms T/T , L/C 
Material Standard ASTM , AISI , DIN , BS, JIS, GB,
Certification ISO9001:2008, IATF16949:2016
Process Sand Casting and CNC machining
Material Grey Iron , Ductile Iron, Carbon Steel 
Weight 0.1Kgs~100Kgs
Testing instrument  composition testing Spectrometer, Metallographic microscope
Performance testing Hardness tester, Tensile testing machine
Size Measuring  Vernier Caliper, Depth Caliper, feeler gauge,Thread Gauge , Height Gauge
Roughness Ra0.8~Ra6.3
Machining Equipment CNC Center , CNC Machines, Turning, Drilling, Milling, Boring machine,Grinding Machines,
Wire EDM,Laser Cutting&Welding, Plasma Cutting &Welding, EDM etc.
Quality control Sampling inspection of raw materials and semi-finished products, 100% Inspection of finished products  
Surface Treatment Sand Blast , Painting,  Powder Coating, Galvanized ,  Hot Galvanized
Production Capacity 60000T / Years
Lead Time Normally 30 – 45 Days.
Payment Terms T/T , L/C 
Material Standard ASTM , AISI , DIN , BS, JIS, GB,
Certification ISO9001:2008, IATF16949:2016

Calculate the ideal mechanical advantage of pulleys

The basic equations for pulleys can be found in this article. It will also cover the different types of pulleys, the ideal mechanical advantages of pulleys, and some common uses of pulley systems. Read on to learn more! After all, a pulley is a simple mechanical device that changes the direction of a force. Learn more about pulleys and their common uses in engineering.
pulley

pulley basic equation

Pulleys work the same way as gravity, so they should withstand similar forces. Newton’s laws of motion can be used to calculate the forces in a pulley system. The second law of motion applies to forces and accelerations. Similar to this is Newton’s third law, which states that the directions of forces are equal and opposite. The fourth law dictates the direction of force. The Fifth Law states that tension is in equilibrium with gravity.
A pulley is a simple mechanism that transmits force by changing direction. They are generally considered to have negligible mass and friction, but this is only an approximation. Pulleys have different uses, from sailboats to farms and large construction cranes. In fact, they are the most versatile mechanisms in any system. Some of their most common applications and equations are listed below.
For example, consider two masses m. Those of mass m will be connected by pulleys. The static friction coefficient of the left stop is ms1, and the static friction coefficient of the right stop is ms2. A no-slip equation will contain multiple inequalities. If the two blocks are considered to be connected by a pulley, the coefficient of kinetic friction is mk. In other words, the weight of each block carries the same mass, but in the opposite direction.

Types of pulleys

A pulley is a device used to pull and push objects. Pulley systems are ropes, cables, belts or chains. The “drive pulley” is attached to the shaft and moves the driven pulley. They are available in a variety of sizes, and the larger they are, the higher the speed of power transmission. Alternatively, use small pulleys for smaller applications.
Two-wheel pulleys have two mechanical advantages. The greater the mechanical advantage, the less force is required to move the object. More wheels lift more weight, but smaller pulleys require less force. In a two-wheel pulley system, the rope is wound around two axles and a fixed surface. As you pull on the rope, the shafts above slowly come together.
Compound pulleys have two or more rope segments that are pulled up on the load. The mechanical advantage of compound pulleys depends on the number of rope segments and how they are arranged. This type of pulley can increase the force by changing the direction of the rope segment. There are two main types of pulleys. Composite pulleys are most commonly used in construction. The ideal mechanical advantage of pulleys is 2 or more.
Construction pulleys are a basic type. They are usually attached to wheel rails and can be lifted to great heights. Combinations of axes are also common. Construction pulleys can be raised to great heights to access materials or equipment. When used in construction, these pulleys are usually made of heavy materials such as wood or metal. They are secured with ropes or chains.

The ideal mechanical advantage of pulleys

The pulley system is a highly complex system with high mechanical advantages. Use a single pulley system to reduce the force required to lift an object by cutting it in half. The mechanical advantage increases as you add more pulleys, such as six or seven. To calculate the mechanical advantage of a pulley system, you need to count the number of rope segments between the pulleys. If the free end of the rope is facing down, don’t count it. If it’s facing up, count. Once you have your number, add it up.
The required mechanical advantage of a pulley is the number of rope segments it has to pull the load. The more rope segments, the lower the force. Therefore, the more rope segments the pulley has, the lower the force. If the rope segments are four, then the ideal mechanical advantage is four. In this case, the composite pulley quadrupled the load force.
The ideal mechanical advantage of a pulley system is the sum of the mechanical force and the force required to lift the load at its output. Typically, a single pulley system uses two ropes, and the mechanical force required to lift the load is multiplied by the two ropes. For a multi-pulley system, the number of ropes will vary, but the total energy requirement will remain the same. The friction between the rope and pulley increases the force and energy required to lift the load, so the mechanical advantage diminishes over time.
pulley

Common uses of pulley systems

A pulley system is a simple mechanical device typically used to lift heavy objects. It consists of a rotating wheel attached to a fixed shaft and a rope attached to it. When the wheel moves, the force applied by the operator is multiplied by the speed of the pulley, and the force is multiplied by the weight of the object being lifted. Common uses for pulley systems include pulling, lifting, and moving heavy objects.
The oil and petroleum industries use pulley systems in a variety of applications. Most commonly, pulleys are used in drilling operations and they are installed on top of the rig to guide the cable. The cable itself is attached to two pulleys suspended in the derrick, where they provide mechanical energy to the cable. Using a pulley system in this application provides the force needed to move the cable safely and smoothly.
The main advantage of the pulley system is that it minimizes the force required to lift an object. The force used to lift the object is multiplied by the desired mechanical advantage. The more rope segments, the lower the force required. On the other hand, a compound pulley system can have many segments. Therefore, a compound pulley system can increase the force a worker can exert on an object.
Safety Precautions to Take When Working on Pulley Systems

There are many safety precautions that should be observed when working on a pulley system. The first is to wear proper protective gear. This includes hard hats that protect you from falling objects. Also, gloves may be required. You should limit the amount of movement in the penalty area, and you should also keep the area free of unnecessary people and objects. Also, remember to wear a hard hat when working on the pulley system.
Another important safety precaution when working on a pulley system is to check the Safe Working Load (SWL) of the pulley before attaching anything. This will help you understand the maximum weight the pulley can hold. Also, consider the angle and height of the pulley system. Always use safety anchors and always remember to wear a hat when working on a pulley system.
Safe use of chain hoists requires training and experience. It is important to read the manufacturer’s manual and follow all safety precautions. If you’re not sure, you can actually inspect the hoist and look for signs of damage or tampering. Look for certifications for sprocket sets and other lifting accessories. Look for the Safe Working Load (SWL) marking on the chain hoist.
pulley

Example of a pulley system

Pulley systems are often used to lift items. It allows you to reduce the effort to lift and move the load by applying force in one direction. Pulley systems can be built and modeled to fit any type of project. This resource focuses on pulley systems and is designed to support the new GCSEs in Engineering, Design and Technology. There are also many examples of pulley systems suitable for various applications.
In the study, participants who read easy text took longer to manipulate the pulley system than those who read challenging text. In general, this suggests that participants with prior scientific experience used their cognitive abilities more effectively. Additionally, students who read simple texts spent less time planning the pulley system and more time on other tasks. However, the study did show that the time required to plan the pulley system was similar between the two groups.
In everyday life, pulley systems are used to lift various objects. Flagpoles are one of many pulley systems used to raise and lower flagpoles. They can also be used to raise and lower garage doors. Likewise, rock climbers use pulleys to help them ascend and descend. The pulley system can also be used to extend the ladder.