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Generally speaking, flap discs can be classified into two groups from the perspective of form, namely flat and conical. The flat is also called Type 27 and the conical refers to Type 29. The polishing surface of flat flap disc is smooth and mainly used to polish surface and external angles. The ideal working angle arranges from 0掳 to 15掳.
Flap Disc for Metal You can use all four types of flap discs for metal. This is because the flap disc is primarily designed to both grind and finish metal. You will need to decide what type and grit to use in getting the results that you desire. Be sure that you are placing
Flap discs are almost always used on right angle grinders, and they are applied to your work at an angle or parallel to it. Flap discs are available in two shapes: conical or flat-shape. Conical flap disc: Conical flap discs are your best friends when you need to remove a lot of material in a small amount of time.
Trimmable discs: Trimmable flap discs differ from other types because they contain a trimmable composite backing that allows the operator to increase flap overhang. When used as intended, these discs offer flexibility and versatility needed for hard-to-reach areas such as fillet welds and irregular shapes.
Plastic/Nylon This type of backing material gives the flap disc some degree of flexibility, which helps reduce the level of vibration generated, making it a good choice for uneven surfaces. In addition, some plastic backing plates are readily trimmable and (in the case of Norton EasyTrim) can be colour coded for ease of identification.
A Quick Word On Flap Disc Types Type 27 flap discs are flat. Well reasonably flat in that they can have a 5 to 15 degree grinding angle. They are best used for preparing your mild steel for weldng, cleaning off dirt and mill scale.
Flap discs and flap wheels come in a variety of shapes and sizes, and knowing which is right can make it tricky to determine the right product for your application. For example, if you look at our flap discs and wheels product page, you鈥檒l see nine different product categories, all for varying needs and tasks.
The flap disc generally have two shapes, which includes curved and flat. The flat type is also called T27 type, and the curved type generally refers to T29 type. Flat (T27) has
The flaps can be applied to the work at an angle or flat. Picking the right flap disc shape, conical shape (Type 29) or a flat shape (Type 27) provides different performance features. The diagrams in Figure 1 and Figure 2 (to the right) give the features and benefits of
Flap Disc Uses With a flap disc, you can remove minor imperfections from a surface, remove rust, and polish the surface. Also, if there are fine grinding tasks that you cannot tackle using a regular grit disc, a flap disc may be appropriate. These types of angle
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