Grinding tools, as the name implies, are machines used for grinding. Grinding is possible because of the presence of the so-called abrasive wheel. This is the main part of the grinding tool used for cutting. The role of the abrasive wheel is to make a cut on a particular surface of the material or work piece through the process known as shear deformation.
Aside from the grinding or abrasive wheel, the machine also has its own bed. The bed specifically functions for guiding and holding the material or work piece. Another part is called the grinding head that is important in controlling the force of the grinding tool to that of the work piece. At times, the grinding head may be fixed while it travels through the work piece or it may move while the work piece is left on a fixed position. Looking to specific types of grinding tools will allow better understanding of its applications.
4 Angle Grinder
Belt grinders
Belt grinders are specifically important in belt grinding processes. They function very well in metals with the presence of coated abrasives. The belt grinding process is regarded as a very versatile one because it is a very relevant method in almost all applications. Coated abrasives are also being used during the process.
Some people are somehow confused between the uses of belt sanders with that of belt grinders. To separate the two, remember that sanders are made for wood while grinders are specifically functional for metals. The three basic applications of belt grinders are broken down as follows: finishing for surface roughness, polishing and cosmetic finishes; stock removal such as tool mark removal and cleaning of corrosion; and deburring like edge breaking.
Bench grinders
These are types of grinding tools that perform with the use of two wheels instead of one. They are essential in any type of finishing or roughing processes. They are termed as such because of the usage of a workbench during the bench grinding process. They are vital in forming a shape out of tool bits and other tools needing repair. At times, they are also known as pedestal grinders.
Other types of grinders
Aside from the first two types of grinders, there are also cylindrical, surface, and jig grinders. The cylindrical grinder is made of various abrasive or grinding wheels and is used to form a cylinder out of a work piece. The surface grinder on the other hand, is helpful in order to produce a smooth and flat finish out of a metallic or non-metallic surface. The last type of grinding tools, the jig grinders, is made for dies, fixtures and jigs.
Cyber Monday DEWALT D28110 4-1/2-Inch Small Angle Grinder 2011 Deals
Dec 06, 2011 01:42:34
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Cyber Monday DEWALT D28110 4-1/2-Inch Small Angle Grinder Feature
- 7.0 Amp ac/DC, 11,000 rpm motor designed for faster material removal and higher overload protection
- Quick-Change Wheel Release allows tool free wheel removal without need for a wrench
- Low profile, jam-pot gear case increases durability and allows tool to fit into tight spaces
- Oversized, protected spindle lock button provides easier and quicker wheel changes
- 2-position removable side handle provides increased comfort and control; Slim, ergonomic body design provides increased comfort in extended use applications
Cyber Monday DEWALT D28110 4-1/2-Inch Small Angle Grinder Overview
The powerful DEWALT D28110 4 1/2-Inch Small Angle Grinder is compact enough to fit in tight places for a wide variety of grinding and cutting applications. Its ergonomic body is easy to manipulate, and its durable components make this small angle grinder an easy all-around pick.
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Powerful 7 amp motor delivers 11,000 rpm to satisfy both cutting and grinding needs. View larger. |
This small angle grinder features a two-position side handle for maximum control in tight spaces. View larger. |
Versatile and aggressive, this small angle grinder features a 1.1-horsepower, 7 amp motor that's designed to deliver 11,000 rpm for efficient material removal. Its jam-pot design provides precise gear alignment and allows the grinder's transmission to be smooth and quiet. Also, the low-profile gear case allows the tool to fit easily into tight spaces, so you waste less time hand-finishing hard-to-reach areas.
Designed for Comfort and Convenience
Getting the job done quickly and effectively is all about maneuverability. This paddle-switch tool weighs 4.1 pounds and features a switch lock-on and multiposition side handle for multiple grip options. The oversized spindle-lock button and Quick-Change Wheel Release keep allow for tool-free wheel removal. In addition, the grinder's matching wheel flanges allow it to be used with a wide range of common accessories.
The D28110 4-1/2-Inch Small Angle Grinder comes with a DEWALT warranty package that includes a three-year limited warranty, a one-year free service contract, and a 90-day money-back guarantee.
What's in the Box
D28110 DEWALT 4 1/2-Inch Small Angle Grinder, two-position side handle, depressed center wheel, adjustable guard, and wrench.
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