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Best Cutting Discs For Angle Grinders


Jun 8, 2022

What kind of discs do I need for an angle grinder?

The two most common disc sizes are 4.5” (115mm) and 9” (230mm). Grinders with larger discs are particularly well suited to heavy-duty applications, whereas those with smaller discs are ideal for finer work. via

Can you use a cutting disc on an angle grinder? (video)


How do I choose a grinder disc?

The size of the disc should have a direct bearing on your choice of angle grinder. The two most common disc sizes are 4.5” (115mm) and 9” (230mm). Grinders with larger discs are particularly well suited to heavy-duty applications, whereas those with smaller discs are ideal for finer work. via

What blade Do I need to cut metal with angle grinder?

Mount a diamond blade in your angle grinder and use it like a saw to cut the mesh. We recommend using a diamond blade that's labeled as a ferrous-metal-cutting blade, but many tradespeople use a regular masonry diamond blade with good results. via

Do all discs fit all angle grinders?

Angle grinders discs are interchangeable, which means you can select the specific size of disc for your grinder and the specific type of disc for the type of material you are looking to cut or grind. There is a wide range of different types of discs available for an angle grinder. via

What are INOX cutting discs?

INOX means stainless steel cutting disc. INOX cutting disc means that the cutting wheel does not contain iron and therefore has the ability to cut stainless steel and mild steel. via

What is the difference between grinding disc and cutting disc?

Clue is in the title, a cutting disc is thin and used for cutting and a grinding disc is much thicker and used for grinding not cutting. via

Can you use a saw blade on an angle grinder?

The exposed blade can cause significant injuries as the uncontrollable tool flies backwards and strikes the operator. For these reasons, angle grinders must never be fitted with circular saw blades. via

When should I replace my angle grinder disc?

Always replace a cutting disc if it shows any signs of damage. This includes, but is not limited to visible cracks and chips or any signs of bending or twists to the wheel. Cut off wheels should be replaced when they hit their expiration date. This can be found imprinted on the metal center of the disc. via

What are the different varieties of grinder disc?

Different Wheels and Disc Types

  • Silicon Carbide Grinding Discs. These discs are purpose made for the shaping of metals.
  • Cutoff Grinding Discs.
  • Sanding Pads and Discs.
  • Grinding Wheels and Discs.
  • Wire Brush Wheels.
  • Diamond Cutting Wheels and Discs.
  • Aluminium Oxide Grinding Wheels.
  • Flap Discs and Wheels.
  • via

    How thick should a metal cutting disc be?

    Cutting discs are best for cutting through metal and are available in different thicknesses as explained below. For standard, everyday jobs on stainless or mild steel, opt for a 1mm or 1.6mm disc thickness. For cutting thin sheet metals, choose a 1mm or 0.8mm disc. via

    What can an angle grinder not cut?

    While an angle grinder or drill might cut through the outer layer of a Proteus plate, it will not be able to go through or harm the embedded ceramic spheres, which uses destructive vibrations to blunt any cutting tools. via

    How do you cut metal straight with an angle grinder? (video)


    What is Type 27 cut off wheel?

    A Type 27 Cut Off Wheel is often referred to as a depressed center wheel. The mounting hardware is in the depressed center, allowing for flush cutting. The Type 27 Cut Off Wheel must be used with an appropriate guard and a depressed center back flange. The center hub protects the user from cutting too deeply. via

    What is the most popular size angle grinder?

    The most commonly used sizes are the 4” and 4 ½”. These grinders typically have the capacity for wheel diameters of up to 7”, with particularly small versions having the capacity for 3” discs. via

    How long do cutting discs last?

    This date is generally printed on the centre ring and is at a maximum three years from the manufacture of the disc. On smaller discs which lack a ring, this date may be printed on the label or even the disc itself. via

    Can you use stainless steel cutting discs on mild steel?

    They are stainless steel grade, so can be used on most ferrous metals including stainless steel, mild steel and cast iron. via

    What is a diamond cutting disc used for?

    Most diamond blades are used to cut through concrete, brick, tile, and asphalt. via

    Can I use a stone cutting disc on metal?

    Stone cutting discs will actually cut metal but they will tend to tear up and fall apart as they chop their way through and due to this the flying debris can cause a great deal of harm and damage to yourself, others around you and also to any nearby objects. via

    Can an angle grinder cut rock?

    Existing in both hard and softer forms, limestone can be cut and shaped using a variety of methods including cut-off saws and angle grinders with eth correct discs and also using a hammer and bolster. Slate: More commonly known as a roofing material but can also be used in many other construction areas. via

    Can angle grinders cut stone?

    An angle grinder is a power tool that can be used for cutting through different types of materials, including metal and other solid materials such as bricks, aluminium, stone and concrete. via

    What is a flap disc for angle grinder?

    A flap disc is an abrasive product designed for right-angle grinder applications that consists of overlapping abrasive “flaps” glued radially to a backing plate. Flap discs became popular for benefits like fast stock removal and the ability to perform grinding, blending, and finishing in one product. via

    Can you grind wood with an angle grinder?

    Only one tool in the world can comprehensively accomplish the three important tasks of woodworking namely- carving, shaping and sanding wood and that is an angle grinder. Any woodworker seeking a fast, reliable method to carve, shape, or sand out large chocks should home in on an angle grinder. via

    Can diamond blade cut wood?

    The harsh grit of the diamond blade can cut tile and masonry with straight lines. When applied to wood, however, the blades might create a rough cut, ripping apart fibers, or might make it too easy to create crooked cuts. In most cases, it is better to use a traditional steel blade for wood. via

    How deep can an angle grinder cut?

    An overview of grinding tools

    Grinding / cutting grinding Main uses Maximum cutting depth
    125mm angle grinder Cutting metals and other materials, grinding, deburring, sanding, polishing, etc. 38 mm
    230mm angle grinder Cutting construction materials 70 mm
    Straight die grinder Cutting thin gauge materials and finishing 30 mm


    Is it OK to use a cut-off wheel as a grinder wheel?

    NEVER attach a Type 1 straight or cut-off wheel to this angle grinder. Use for any other purpose is not recommended and creates a hazard, which will result in serious injury. via

    What happens to a grinding wheel as it wears?

    As a wheel wears, the machine increases the wheel speed to maintain the surface speed, but it is rare that the machine would also adjust the dresser speed to maintain how we dress the wheel. As the wheel gets smaller, the overlap ratio increases, which closes the wheel face. via

    When should you discard a grinding wheel?

    If you do not know, a good “rule of thumb” is to discard the wheel when you are 1” away from the recess. Portable cup wheels must be discarded when the machine's guard prevents proper grinding. In this case a proper guard will determine discard size by preventing additional grinding on the wheel's rim. via

    How do you sharpen an angle grinder tool? (video)


    What do the numbers on a cutting disc mean?

    This represents the wheel's diameter x thickness x hole size. The specification of the grinding wheel is marked as a series of letters and numbers. For example, WA 60 K 7 V. This represents the type of abrasive material, the grit size, the grade, the structure and the bond type. via

    Can you grind hardened steel?

    Hardened steel is a very useful material, but working with it is tough because it is nearly impossible to cut with simple tools. What you really need is an angle grinder, and this video will show you how to use one of the powerful power tools to cut a hardened steel ring. via

    What is Arbor size on angle grinder?

    "The "standard" spindle (sometimes called the "arbor") thread these days on a angle grinder in the US is 5/8-11 (5/8" diameter and 11 threads per inch). via

    What is the most difficult metal to cut?

    Chromium, on the Mohs scale for hardness, is the hardest metal around. It scores 9.0, but it's extremely brittle. via

    What material is hardest to cut?

    Researchers claim the material, known as Proteus, cannot be cut. In fact, it's so tough it destroys any tool that attempts to slice into it. Natural materials like diamond and sapphire are strong because of the dense lattice of atomic bonds, but they're inflexible. via

    Can thieves break U lock?

    As you might have seen in breathless e-mail forwards, it's also possible for thieves to use a device to intercept the signal when you lock your car — and then use it to unlock your car and break in. “It's really rare — we know it can happen, but it's most prevalent in Europe," MacDonald said. via

    How long can I use an angle grinder for?

    Even if it appears that nothing has changed, you should not leave it for more than about two years without checking whether a review is needed. via

    Can I cut aluminium with an angle grinder?

    Never use an angle grinder for aluminium. Like the man said, never use an angle grinder for soft materials like aluminium. It will jam in the cut and either shatter the blade or fly back at you. via

    Which way should an angle grinder spin?

    Every right-angle grinder is marked with a directional arrow on the head of the grinder that indicates the direction the wheel is rotating when in use. For optimal performance, it's important to orient the cutting wheel so it rotates into and pulls itself into the workpiece rather than rotating away from the workpiece. via

    What is the difference between T27 and T29 flap disc?

    The curved angle of the T29 Flap Disc allows for more leverage and thus more pressure in their use which would allow the user to grind more aggressively than with the T27 Flap Disc. The angle of a T29 Flap Disc also allows for polishing and grinding at one time increasing productivity of the operator. via

    What is a Type 29 grinding wheel?

    Type 29 Cut-Off and Grinding Wheels

    Wheels are used with power tools and industrial machines such as angle grinders or bench grinders. Cup grinding wheels are used in applications such as smoothing welding seams and preparing surfaces for painting. via

    What is a Type 28 grinding wheel?

    from 7.60. A HAT SHAPED GRINDING WHEEL designed to perform at a 10 to 15 degree angle, avoiding the operator fatigue one might experience when grinding with a Type 27. Delivers more abrasive grain to the work surface to ensure maximum material removal. A24R. via

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