Angle Grinder

What is Angle Grinder

An angle grinder is a handheld power tool that can be used for a variety of metal fabrication jobs that include cutting, grinding, deburring, finishing and polishing. The most common types of angle grinder tools are powered by electricity; either corded or battery powered.Angle grinders are designed with a rotating disc or wheel that can be attached to the tool's spindle, and it is powered by an electric motor or compressed air. They come in a variety of sizes, ranging from small handheld models for home use, to larger industrial models for heavy-duty tasks.Angle grinders can be used for a variety of applications, such as cutting and shaping metal, removing paint and rust, grinding surfaces to prepare them for welding or painting, and polishing surfaces to a smooth finish.

Benefits of Angle Grinder

01/

Versatility
Angle grinder is a versatile power tool that can be used for a wide range of tasks such as metal cutting, grinding, sanding, and polishing. It can also be fitted with a variety of attachments, making it a highly versatile tool for both DIY and professional use.

02/

Efficiency
Angle grinder is a powerful tool that can handle tough jobs with ease, making it ideal for heavy-duty applications. This not only makes your work much quicker and efficient but also saves you valuable time and effort.

03/

Portability
Angle grinder is a handheld tool that is lightweight and portable, making it easy to move from one job site to another. Its compact size also makes it easy to store, taking up less space in your workshop or toolbox.

04/

Precision
Angle grinder allows you to work with precision and accuracy, making it ideal for cutting and shaping different materials. You can also use it to create clean edges and smooth surfaces, producing a professional-looking finish on your work.

Mini Angle Grinder

Features. Power: 1500W. Voltage: 16V/20V(Li-ion). No-load speed: 9000RPM. Disc diameter: 100Φmm

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Rechargeable Small Electric Angle Grinder

Voltage: 21V MaxNo-load Speed :16800RPMBlade Size: 75-100mm/3-4Battery (Optional)2.0Ah, 4.0Ah,

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Small Cordless Angle Grinder

Features. Grade: DIY. Max Motor Speed: 10000RPM. Switch Type: Slide. Application: Heavy Duty

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Wireless Dc Angle Grinder

Features. -Intelligent display, real-time display of machine faults.. -Small handle, light weight,

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Grinder Cutter Machine

Features:. 1. Power supply: 18V. 2. Brushless motor pure copper. 3. Grinder wheels: 75~ 100 mm. 4.

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Angle Grinder with Handle

Features:. Rated voltage: 12V/20V. Rotation speed: 19500 rpm. Rated input power: 500-1200W.

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Why Choose US

Professional team

Our professional team collaborate and communicate effectively with one another, and are committed to delivering high-quality results. They are capable of handling complex challenges and projects that require their specialized expertise and experience.

Innovation

We are dedicated to improving our systems continually, ensuring that the technology we offer is always cutting edge.

One stop solution

We can offer a range of services, from consultation and advice to product design and delivery. It is a convenience for the customers, as they can get all the help they need in one place.

24h online service

We try and respond to all concerns within 24 hours and our teams are always at your disposal in case of any emergencies.

Types of Angle Grinder

Corded angle grinders

The assurance of connection to a reliable power outlet will be required in some instances as it is possible to use corded angle grinders as long as they are connected to the power supply. Corded angle grinders are also typically of a lighter weight than cordless alternatives. If you are going to be using your grinder on a regular basis for minor cutting jobs, then you should opt for a model featuring a small disc.

Pneumatic angle grinders

Offering the ideal blend of performance and durability, pneumatic angle grinders are ideally suited to cutting and shaping metal workpieces. They are primarily used for light-duty jobs, requiring high levels of precision. Pneumatic grinders require connection to suitable air compressor units, however, they are well-suited to high-precision tasks and are considerably lighter in weight than other angle grinder models. Additionally, some come complete with throttle levers, which allow for a high level of control in the performance of technical tasks such as feather edging and speed grinding.

Variable speed angle grinders

The discs of variable speed angle grinders can be set at different speeds to suit a wide variety of applications. The option of setting the disc at a particularly high RPM allows for the effective completion of high-precision work. Some models also come complete with paddle switches for enhanced control.

Straight angle grinders

The wheel of the straight angle grinder is positioned at a 90-degree angle, making this the ideal tool for grinding outer edges and inner parts of pieces, with different grinding stones attached. The unique disc angle can make straight grinders a better choice than the standard angle grinder in some instances.

What Is an Angle Grinder Used For

Cutting Metal

An angle grinder is a powerful tool specifically designed for cutting metal. It has a motor that spins an abrasive disc at high speeds, allowing for precise cuts through thick metal sheets, pipes, and other types of metal. When using an angle grinder, it is important to use the appropriate safety equipment, such as safety glasses and gloves, and to follow proper cutting techniques to prevent accidents and injuries.

Grinding/Polishing Metal

Angle grinders are commonly used for grinding and polishing metal surfaces. They are versatile, handheld power tools that use abrasive discs to cut, grind, and polish various types of metal materials. They are especially useful for removing rust, cleaning welds, and smoothing out rough surfaces on metals. Angle grinders can be equipped with different types of discs depending on the task at hand, including grinding discs, sanding discs, and polishing pads. Proper precautions should always be taken when using angle grinders, such as wearing protective gear and properly securing the workpiece.

Cleaning Metal

An angle grinder is a commonly used tool for cleaning metal. It can quickly remove oxides and dirt from the surface by rotating a metal cutting wheel to achieve a clean and smooth effect. When using an angle grinder, you need to wear protective glasses and gloves, and choose the appropriate cutting wheel based on the type of metal to avoid damaging the metal surface or creating a safety hazard.

Cutting Masonry, Stone, and Tile

An angle grinder is a powerful tool that can be used to cut masonry, stone, and ceramic tiles. It features a spinning abrasive disc that can quickly and easily grind through tough materials. Proper safety gear should be worn when using an angle grinder, and necessary precautions should be taken to prevent accidents or injuries. With the right blade and technique, an angle grinder can make precise cuts in even the toughest materials.

Clearing Grout/Mortar

Angle grinders can be used to effectively remove cement slurry and mortar from surfaces such as walls, floors, and countertops. By attaching a diamond blade to the angle grinder, it can grind away the hardened cement material and create a smooth surface for refinishing or repainting. It is important to use protective gear and follow proper safety procedures when using an angle grinder for this purpose.

How to Use an Angle Grinder

Choose the appropriate disc
There are different types of discs available, and each is designed for specific purposes. For instance, a grinding disc is ideal for removing rust or paint from metal, while a cut-off disc is useful for cutting through a variety of materials. Ensure you choose the appropriate disc for the task at hand.

Install the disc
First, make sure the power cord is disconnected from the power source. Then, loosen the nut located at the end of the spindle. Place the disc on the spindle, ensuring it is securely in place. Finally, tighten the nut until the disc is firmly in place.

Adjust the guard
Before using the angle grinder, ensure that the guard is properly adjusted. The guard is designed to protect you from sparks and debris that may fly off the machine. Adjust the guard by loosening the screws holding it in place, then move it to the desired position, and tighten the screws again.

Using the angle grinder
Hold the tool with both hands, ensuring that it is secure and stable. Turn on the tool, making sure that you maintain a firm grip on the device. Apply steady pressure to the material being worked on, avoiding excess force that can cause overheating. Use a smooth, fluid motion, and avoid stopping and starting frequently as it may cause uneven results.

Post-use care
Once you have completed the task, switch off the angle grinder and disconnect it from the power source. Loosen the nut, and remove the disc. Clean the tool and the disc to remove any debris or residue, and store the tool in a safe place.

How to Choose the Right Angle Grinder

Disc size
The most common disc sizes for angle grinders are 4.5", 5", 6", 7", and 9". Smaller disc sizes are ideal for lighter tasks, such as sanding and polishing, while larger sizes are better for heavy-duty tasks like cutting and grinding.

Power source
Angle grinders are powered by either electricity or compressed air. Electric-powered grinders are more common than air-powered grinders and are suitable for most DIY projects. On the other hand, air-powered grinders are preferred by professionals for their power and durability.

Motor size

The motor size of an angle grinder is measured in watts or amps. Generally, the higher the wattage or the amp, the more powerful the motor and the better the performance of the grinder. You should choose a grinder with a motor size that is suitable for the tasks you intend to perform.

Speed

The speed of an angle grinder is measured in revolutions per minute (RPM). The higher the RPM, the faster the grinder spins, and the more work it can do in a shorter time. Grinders with adjustable speed settings are ideal for different tasks.

Safety features

Safety features are crucial in any power tool, and angle grinders are no exception. Look for grinders with safety features such as anti-kickback, electronic braking system, and ergonomic designs that reduce fatigue.

Application Areas of Angle Grinders

01.Metalworking

Angle grinders are best used for cutting, grinding, and polishing metal materials. This makes them ideal for use in metal fabrication work, metalworking shops, and even in DIY metalworking projects. Angle grinders can cut through various metal thicknesses such as steel, aluminum, and brass.

02.Construction

Angle grinders are also used in the construction industry for grinding, cutting, and drilling into concrete, bricks, and other building materials. They are also used for tile cutting and shaping, and for mortar removal.

03.Woodworking

Woodworkers also use angle grinders for various applications such as shaping, sanding, and carving wood. They are also used for cutting and shaping other materials such as plastics and composites.

04.Automotive

In the automotive industry, angle grinders are used for cutting and grinding metal and plastic parts. They are also used for rust removal and de-burring.

05.Plumbing

Angle grinders are used by plumbers for cutting and grinding pipe and tube materials. They are also used for shaping and smoothing rough edges on metal pipe and fittings.

Structural Components of Angle Grinder

Motor
The motor is the power source for an angle grinder. It provides the energy required for the disk to spin at high speeds to perform different tasks. It is usually mounted at the rear of the grinder, and its size and power vary according to the type and application of the grinder.

Switch
The switch is a critical component of an angle grinder. It allows the user to turn the grinder on or off as per the requirement. It is usually located at the top or side of the grinder, and its position may vary according to the design of the grinder.

Gearbox
The gearbox is responsible for transforming the high-speed rotation of the motor into a slow-speed torque that is required for the disk to grind, sand, or polish the workpiece. It is usually located beneath the motor and consists of gears and bearings.

Spindle
The spindle is a metal rod that connects the disk to the motor and gearbox. It rotates at high speeds and holds the disk in place while the grinder is in operation. It is usually located at the front of the grinder and protrudes outwards.

Disk
The disk is the cutting or grinding accessory that is attached to the spindle. It varies in size, shape, and material according to the type of work that needs to be performed. The disk is usually made of abrasive materials such as diamond, carbide, or ceramic.

Protective cover
The guard is a safety feature of the angle grinder. It covers the rotating disk and prevents any debris or sparks from flying out and causing injury. The guard is usually made of plastic or metal and may be adjustable or fixed.

Handle
The handle is the part of the grinder that the user holds while using it. It provides a comfortable grip and helps in controlling the grinder. The handle may be located on the top or the side of the grinder and may be adjustable or fixed.

How Do You Fit a New Angle Grinder Disc

Wear safety equipment
Before you start, make sure you're wearing safety gear such as gloves, goggles, and a face shield. Angle grinders are powerful tools that can throw off sparks and debris, so protecting yourself from harm is essential.

Remove the old disc

If you have an old disc on your angle grinder, remove it by pressing down on the spindle lock button (usually located on the side of the grinder near the disc) and using a wrench to loosen the nut that holds the disc in place. Remove the nut and the disc (which may require some wiggling).

Clean the spindle

Use a wire brush or cloth to clean the spindle of any debris or grit left behind by the old disc.

Check the new disc

Make sure the new disc you're using matches the size and speed rating of your angle grinder. Look for important information such as the diameter of the disc, the maximum speed it can handle, and the direction in which it should be installed.

Install the new disc

Carefully place the new disc onto the spindle, making sure it is resting flat against the upper flange. Hold the disc in place with one hand while screwing on the nut with the other hand.

Tighten the nut

Use a wrench to tighten the nut as much as possible. Make sure the disc is secure and doesn't wobble or move around on the spindle.

Test the disc

Before using your angle grinder for any work, turn it on and let it run for a minute or two to make sure the new disc is installed properly and isn't vibrating excessively. If you notice any problems, shut off the grinder and recheck your work.

How to Maintain an Angle Grinder

Clean your angle grinder regularly
This includes cleaning the exterior of the tool as well as the grinding disc. Use a soft brush or cloth to remove any dust or debris, and never use water to clean the tool.

Check the power cord
Make sure the power cord is not damaged or frayed and that it is plugged into a properly grounded outlet. If you notice any damage to the power cord, have it repaired immediately.

Check the grinding disc
Always examine the grinding disc before using your angle grinder. Make sure it is properly installed and not damaged in any way. If it is damaged, replace it before using the tool.

Lubricate moving parts
Keep moving parts of the angle grinder lubricated to prevent rust and extend the life of the tool. Use a lubricant recommended by the manufacturer.

Store properly
When not in use, store your angle grinder in a dry, cool place. Keep it away from direct sunlight and extreme temperatures.

Use the correct accessories
Always use the correct grinding disc and accessories for your tool. Using the wrong disc or accessory can damage the tool or cause injury.

Regularly inspect your tool
To ensure that your angle grinder is in good working order, inspect it regularly for signs of wear and tear. If you notice any problems, have it repaired by a professional.

How to Choose Angle Grinder

Size of the disc
Angle grinders come in various sizes, ranging from 4.5 inches to 9 inches. The smaller size is suitable for light-duty tasks such as cutting tiles and sharpening blades, while the larger size is ideal for heavy-duty tasks such as grinding metal and concrete.

Power
The power of an angle grinder is measured in watts, and the higher the wattage, the more powerful the grinder. However, more power also means more weight, so consider your needs and the weight you can comfortably handle.

Speed
The speed of an angle grinder is measured in revolutions per minute (RPM). A higher RPM means more cutting power, but it also increases the risk of accidents. Choose a speed that matches the task at hand.

Corded or cordless
Angle grinders can be corded or cordless. Corded grinders are more powerful but require a power source, while cordless grinders offer more mobility but have limited battery life.

Brand and price
Choose a reputable brand that offers good quality and warranty. However, the price of the grinder should also be a consideration, as the most expensive grinder may not be the best one for your needs.

Ergonomics
Consider the grip and handle of the grinder, as a comfortable and ergonomic grip can reduce fatigue and improve accuracy.

Things to Note When Using Angle Grinder

Safety Gear: Always wear proper safety gear, including eye protection, gloves, and a dust mask. Angle grinders can produce sparks and dust, which can cause serious injury to eyes and lungs.

Inspection: Before using an angle grinder, inspect the tool and its accessories for cracks, chips, or other damage. Do not use damaged tool parts.

Positioning: Always position the angle grinder so that its blade rotates away from you. Never position it in a way that the blade could accidentally come in contact with your body.

Power Source: Ensure that the angle grinder is properly connected to a power source before use. Also, ensure that the power cord is long enough for your needs and is not frayed or damaged.

Blade Selection: Choose the right blade for the task at hand. Using the wrong blade can damage the material or cause the tool to malfunction.

Speed: Use the appropriate speed setting for your task. If the speed setting is too high, the blade may overheat and become damaged.

Grip: Use a firm and comfortable grip when operating the angle grinder. Do not grip it too tightly, as this can cause fatigue and reduce your precision.

Cooling: Allow the angle grinder to cool down after extended use. Overheating can cause the tool to fail or damage the blade.

Storage: When not in use, always store the angle grinder in a dry and secure location, out of reach of children and pets.

What is the difference between an angle grinder and a regular grinder
A corner grinding machine is a specialized tool used for grinding and smoothing corners, edges, and other hard-to-reach areas of a workpiece. It typically has a smaller, more compact design and can be used to achieve precise results quickly and easily. These machines are often used for concrete preparation, tile installation, and other construction-related tasks.

An ordinary grinding machine is a more general-purpose tool used for a wide range of grinding and smoothing tasks. It may be larger and have a more powerful motor, but it may not be as well suited for getting into tight corners and other hard-to-reach areas. These machines are often used in metalworking, woodworking, and other industries where precise finishes are required.

Certificate

productcate-1000-356

FAQ

Q: What is an angle grinder used for?

A: Angle grinders may be used for removing excess material from a piece. There are many different kinds of discs that are used for various materials and tasks, such as cut-off discs (diamond blade), abrasive grinding discs, grinding stones, sanding discs, wire brush wheels and polishing pads.

Q: What is the difference between an angle grinder and a regular grinder?

A: The main distinction between the two is that an angle grinder is a handheld, portable tool, whereas a disc grinder is a sturdy piece of machinery. A disc grinder is typically used for precision work on smaller workpieces, whereas an angle grinder is used for rough cutting and grinding.

Q: What job uses an angle grinder?

A: Angle grinder uses are various. Cutting metal, grinding and polishing metal, cleaning metal, sharpening tools, cutting stone and masonry, and clearing mortar are some of the most important uses of angle grinders.

Q: Are angle grinders good for cutting?

A: Angle grinders are excellent tools for cutting both hard and soft metals. With the right grinding or cutting disc, they can perform various metal-related tasks.

Q: Who needs an angle grinder?

A: Pros in the oil/gas and plumbing industries use them to cut metal pipes. Around the house and garage, it's great for cutting off frozen bolts, trimming down threaded rods, and cutting metal to shape for a variety of weekend projects.

Q: Can I use an angle grinder at home?

A: If you must use an angle grinder indoors, make sure the area is well-ventilated, and take necessary safety precautions such as wearing protective gear and using a dust collection system. It's generally recommended to use angle grinders in outdoor or well-ventilated areas to minimize risks.

Q: Should I get a sander or angle grinder?

A: Use a sanding tool if you only want to achieve a smooth finish on soft materials like wood. If you need to work with hard materials or want a multi-functional tool that can cut, polish, and sand, an angle grinder is a way to go.

Q: Can I cut wood with an angle grinder?

A: The primary cause of angle grinder injury caused by cutting wood was a lack of user knowledge that an angle grinder cannot be used as a cutting tool. Appropriate feedback from hand surgeons are necessary to urge manufacturers to take safety measures.

Q: Are angle grinders safe?

A: Most angle grinder injuries are from metal particles lodging in the operator's eye. Kickback, where the disc is thrust away from the object it is grinding, can result in severe cuts to hands, arms, head, torso, and legs. Discs can shatter or explode, sending pieces flying across the work area.

Q: Can I cut steel with an angle grinder?

A: An angle grinder can typically cut through steel that is up to 1/8 inch thick. However, the cutting capacity can vary depending on the type and power of the angle grinder, as well as the type of cutting disc being used.

Q: Can I cut Aluminium with an angle grinder?

A: Angle Grinders can be used on loads of materials including concrete, paving stone, bricks, metal, aluminium, steel , and many more.

Q: Can I use water with my angle grinder?

A: Using an angle grinder with a cutting disc while having water poured on it can be beneficial for certain applications, such as reducing dust and keeping the workpiece cool. However, it's important to use the appropriate type of cutting disc that is designed for wet cutting.

Q: Is an angle grinder a saw?

A: First, an angle grinder spins much faster than a circular saw, perhaps 6,000 rpm or more. Thus while each grit particle removes very little material, collectively they can remove a lot in very little time.

Q: What is the difference between a circular saw and an angle grinder?

A: The main difference between an angle grinder and a circular saw is their primary purpose and design. Angle grinders are versatile handheld tools used for grinding, cutting, and polishing, while circular saws are designed specifically for making straight cuts in a variety of materials.

Q: Should I wear gloves when using angle grinder?

A: Using an angle grinder without gloves or other protective gear can be very dangerous. The spinning blade can cause severe cuts, lacerations, and even amputations if it comes into contact with bare skin.

Q: Is it OK to use an angle grinder without a guard?

A: The guard on an angle grinder is designed to protect the user from sparks, debris, and potential kickback. It is an important safety feature that should always be in place when operating the tool.

Q: Can you cut concrete with an angle grinder?

A: Yes, you can cut concrete with an angle grinder. The technique is very similar to that of using a circular saw. Just make sure to use a diamond blade and wet grinder. If you don't have a wet grinder, you can find conversion kits online.

Q: What are the three main uses of an angle grinder?

A: The three main functions of a grinder are to cut, grind or polish a material. As this is a handheld tool, it offers precision as you can move the grinder to where you need it to be. Some of the top uses for an angle grinder include: Cutting ceramic tiles.

Q: How deep can an angle grinder cut?

A: 125mm angle grinders are extremely versatile tools despite their limited cutting depth of just 38 mm. While 115mm angle grinders offer a maximum cutting depth of only 30 mm, they are precise, easy to handle and lighter than larger versions.

Q: Can you cut metal roofing with an angle grinder?

A: An angle grinder with a metal cut-off wheel speeds up the process of cutting through your metal pieces—especially if you have a ton. This tool can quickly and easily allow you to cut multiple pieces of metal roofing without the pain of using a manual tool.

We're well-known as one of the leading angle grinder manufacturers and suppliers in China. Please rest assured to wholesale high quality angle grinder at competitive price from our factory. For more discount information, contact us now.

air powered die grinder, angle grinder for tile cutting, an angle grinder

Angle Grinder

What is Angle Grinder

Benefits of Angle Grinder

Mini Angle Grinder

Rechargeable Small Electric Angle Grinder

Small Cordless Angle Grinder

Wireless Dc Angle Grinder

Grinder Cutter Machine

Angle Grinder with Handle