One is 6 inch bench grinder in diameter and the other is 8.
6 vs 8 inch bench grinder.
As should be obvious the faster the grinder the more care you have to exercise generally speaking.
In addition to the outright speed of a grinder another reason an 8 needs to be used more carefully than a 6 because for any given speed the surface of an 8 wheel is actually moving much faster so at the same rpm an 8 grinder is more likely to overheat a tool than a smaller one everything else being equal.
Yes the surface speed of a 6 inch wheel running at 3600 rpms is slower than the surface speed of an 8 inch wheel running at the same speed.
This 5 amp ball bearing induction motor powers the bench grinder to any wheel speeds between 2 000 and 3 400 rpm.
Opting for the 6 inch bench grinder which is a smaller wheel in comparison to the 8 inch provides you with more curvature for grinding purposes.
Eight inch grinders are especially suitable for work that requires buffing wheels or wire brushes.
For an 8 inch you would definitely want the low speed option.
Although 6 bench grinders are arguably more compact 8 bench grinders are unbeatable for sheer power.
It s a quality product expertly constructed to be both durable and long lasting.
Bench grinders with wheels 6 and 8 inches are among the most common but most people will find the 6 inch wheel grinders adequate for their projects.
Simply turn the dial to your preferred speed and start grinding.
However the 8 inch bench grinder will work perfectly for those who need it for heavy duty or industrial applications.
The final product in our best bench grinder selection today is from sunex and it s their 5002 model that comes complete with a 40 watt work light two spark guards as well as safety shields for your protection.
If your choice is an 8 inch bench grinder the size of the wheel will provide you with more speed and this will affect the frictional heating of your machine.
Eight inch bench grinders are better suited for professional jobs and heavy duty work.
Not only can you choose the size but also the grit as it leaves you the freedom to choose between a 36 grit one or a 60 grit on depending on the type of material you want to work with for work light.