grinding is grinding metal or wood that has a rough
surface. It can be
the edge of metal or
the flat surface. Hence, surface grinding.
A hand grinder can be used
or a full blown huge table grinder, depending
on the size of metal or wood being ground.
the surface is grinded, then it would go to be fine
sanded and polished for the finished piece. They use surface grinding
large objects, but it can be used for the surface of small objects, as
course, the surface may need some abrasive material added to make the
It depends on the type of material.
Types of Surface
on the material, you need a grinding wheel that is
high abrasive and it has cutting niches in it. If you’re using it for
would need a less abrasive grinder wheel.
three types are:
Hand held surface grinders
planer type grinder is stationary and the tabletop moves
back and forth. It may or may not be manually controlled. If not
manual, then a
system is normally used connected to a computer. They are normally used
parts made at another factory and sent to a factory that finishes them
usually found in an industrial factory.
rotary type grinder goes in a circular motion on the
worktable. They are used before parts are fitted into a housing. This
the safest way to prevent accidents.
hand help grinder is just that – held in the hand to grind
a surface. They are mostly used by machinist, carpenters, and others
who have a
need to grind down a surface. This
of surface grinding is the most dangerous due to debris flying around
grinding. Most people use safety goggle when they use them to prevent
However, there are many who just grab the grinder and start grinding
taking any precautions. They always end up with something in their eye.
After The Surface
the surface has been ground to the desired smoothness,
the material, whether it’s metal or wood, is cleaned of debris and
It’s then a matter of sending it to be polished or fine sanded, then on
polishing or varnishing.
surround area is clean up of fine dust parts or metal or
wood shavings to prevent flying debris of the next item to have a
Types of Grinding Machines
are many types of grinding machines that can be used
for finishing a product. They can be used on any surface such as the
the flat surface. Depending on the product, most parts need to be
they will fit the product they are designed to work with.
type of grinders
can use any of
them to surface grind, but most of them are for a specific type of
For example: a bench grinder may be used as a lathe tool for creating
legs. Technical it’s surface grinding, since it takes the top surface
wood or metal to shape the table leg. It also leaves a rougher surface,
needs to be fine sanded.
Types of Material for Surface Grinding
will need the
right tool for the material used such as a gear cutter is used for
plastic, and wood, but a belt grinder would only be used for metal. You can also use a bench
grinder for aluminum
and other soft material. Be sure to check the type of grinder with the
before purchasing. You may end up with a metal grinder to use on the
want to use. The results will not be pretty.
Check the Machine Specifications
sure to check the
specs before purchase or use. You
size of the grinding wheel
Frequency and volt rating
of control head
or vertical spindle
anything else that is necessary for the
type of surface grinding you’ll be doing
last thing you
have to decide is do you want a hand held or table machine. Both work well for either
type of surfaces
you need to grind. Most industrial equipment is built to the
the company and the type of parts they are building. If you don’t want
with the amount of knowledge needed
for surface grinding,
then a machinist will do it for you.