Why are 9 inch angle grinders banned?
Note: 9 inch (230 mm) angle grinders have been banned on some work sites due to the increased risk of injury. The increased power and size of the unit will cause more severe kickback and gyroscopic effects (i.e. makes the grinder difficult to manoeuvre).
How many watts is 9 grinder?
Angle Grinder – 9 inches – 2200 watts.
How deep will a 9 angle grinder cut?
3″
For example a 4″ grinder can go as deep as an inch and a 9″ grinder can go as deep as 3″ depending on the angle/ position. This grinder is very powerful, a bit heavy but that’s to be expected for a unit this size.
Is it illegal to use a 9 inch grinder?
Are 9 grinders illegal?
9 inch grinders have been banned from a number of work sites due to the increased risk of injury. In the majority of catastrophic injuries and fatalities involving 9 inch grinders, the level of risk was significantly increased because workers have removed guards and/or used incorrect discs.
What size disc does a 9 inch grinder take?
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.
Can you cut concrete with a 9 inch grinder?
It is certainly possible to cut through concrete up to 1-inch with a 4.5-inch angle grinder, but you might find the job gets completed quicker and with more precision with something larger like a 9-inch angle grinder. The physical size of the angle grinder is not the only aspect to consider.
What causes grinder kickback?
Kickback happens when the angle grinder suddenly thrusts back towards the operator as a result of it grabbing or jamming on the materials being worked on. They are common and kick back injuries have included severe cuts and injuries to hands, arms, legs, and the groin region, as well as facial injuries.
Do you need a handle on a grinder?
You should always have two hands on the tool. If you have one hand on the handle located on the back of the grinder and one hand on the side handle, it gives you so much more control than if you were to have two hands on the back of the grinder, like how you would grip a baseball bat.
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.
Can a grinder cut concrete?
One of the many tools you can use to cut concrete is an angle grinder. You can use an angle grinder with a diamond blade to cut concrete and masonry. For heavy-duty deep cuts in concrete, you should use a masonry cut off saw.