Know About Screw Anchor and Its Five Applications

There are different types of wall anchors that one can use. Support wall paintings, heavy wall hangings and other accessories made of different types of wall anchors are a fantastic stuff to flaunt. The wall anchors used for a project depends on a number of parameters like the wall material, the methods by which the wall anchors can be installed or uninstalled, and the weight of the load.

Screw Anchor
Screw Anchor

There are a number of wall anchor types available, and each type has its own applications. Some of them are cement board screw anchor, expansion anchor, hollow wall anchor, threaded drywall anchors, plastic hollow-wall plug. When you employ different types of screw anchors for the job then you get to know that they have a number of applications.

The Applications of The Different Types of Screw Anchors Are Discussed Below

Cement board screw anchorThis type of screw anchor is used for fixing cement board to wood and steel. The item can be used for bathtub attachments, flooring applications, countertops. These items are used in the where corrosion prone zones, because they are resistant to corrosion. Therefore, it is advised to the buyers to invest in corrosion resistant fasteners.

Expansion anchor- Such anchor types are used with masonry, concrete, and allied materials. Their design is to spread open once properly anchored to provide a strong grip. The expansion anchors/wedge anchors are available in three basic styles and they are the fully/partially threaded and the full bodied wedge anchors. The plastic expansion anchors are very common. The heavily gripped anchors offer significant gripping strength irrespective of the wall material.

Hollow wall anchor- These have medium duty application and they add permanent screw threads to the material to which they are fixed. This type of anchors expands in size when the screw is tightened and driven into the hollow wall. The installation of the anchor is simple and it can be done using hammer/grill. The anchors can be used with different types of wall thickness. Known as Molly bolts they can hold a maximum of 50 pounds as a load.

Plastic hollow wall plug- Such type of screw based anchors requires one to drill a hole. This type of screw anchors is used in plaster or drywall for light duty applications. After installing the screw, the plug expands and then fixes back into its place.

Threaded Drywall anchors- Such anchors are recommended for medium duty applications, they are easy to install. The threaded screw anchors are available nylon/plastic/zinc coating. The important aspect of such anchor is that they can be removed from a location or reused at a separate location. The threaded drywall anchors allow the users to cut deep into the materials, it helps to provide a firm grip and also a pull out resistant gripping. The large threads of these anchors are used to firmly hold a hanging load in the drywall.


Other anchor types and applications- Apart from the types of screw anchors discussed above, there are many more available. Besides, these types of screw anchors there are toggle bolt and winged plastic anchor. You can get an impression how the toggle bolt screw anchors look like if you check relevant websites.

However, in this context, it is important to understand that the toggle bolt anchors are used to hold heavy weight. These types of screw anchors are available in either the square or the slot drives. Installing these screw anchors require drilling of a pilot hole. The wings of the toggle bolts get locked behind the drywall and thereby offers a strong holding power. The winged plastic anchor requires a pilot hole for their installation; they are used for medium duty applications. When compared to a regular plastic expansion anchor, these anchors are known to offer twice the holding strength.


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