Sand paper, or what is called abrasive paper, is a paper used to polish various surfaces and make them smooth. It is made of materials such as chips that help scrape the surface of any impurities present on it. There are also many types of sandpaper, including the glass type, the wooden type, and the steel type, and each has its own type. Specific use depending on the type of surface to be scraped. 

The importance of the surface sanding process lies in the fact that it is the step preceding the process of painting or varnishing the surface, as the task of smoothing the surface before starting to apply the paint depends on it. Any error in the sanding stage results in major errors when painting, leading to the paint falling off in a short period and not being fixed. The process is completed. Sanding either by hand or using a machine designated for that purpose. There are several types of sandpaper, each type having its importance, so we will shed light on the types of sandpaper and how to use it.

Types of sandpaper

Sand paper is thick paper with an abrasive material firmly attached to its surface. It is used to remove small protruding parts of walls or surfaces before the finishing process. The types of sandpaper are divided into several sections,  there are more of types of sand paper like sand paper glass and other, which we learn about as follows:

Firstly: Sand paper depending on the type of paper

It is selected according to the type of paper as follows:

• Dry sandpaper: This type is one of the most common types, as it is widely used in manual finishing, and this type is usually graphite or latex paper.
• Water-based sand paper: This type is very popular in all wet surfaces that are used with water. It is a fine sand between the gaps. This type is used in polishing cars, jewelry, and other delicate products.
• Sponge sandpaper: It is a widely used type that contains a flexible sponge and is used in manual finishing. It is used in sanding hardwood and metals to remove rust from them, in machine manufacturing and other uses.
• Wood sandpaper: It is a type used to scrape wooden surfaces. It is also used to remove old paint from wooden surfaces or before starting to apply new paint to the wooden surface.

secondly: Sand paper according to the number of abrasive grits

It is selected according to the number of granules such as:

• 40-60 sandpaper is a fine sandpaper used to remove old paint from surfaces or rough wood.
• 150-180 grit sand paper is used to smooth surfaces with light scratches.
• 80-120 sand paper is used to remove deep scratches.
• 220-320 sand paper is used to smooth surfaces before painting.
• 400-6000 sand paper is used for final surface polishing.

Third: Sand paper according to shape

There are two types of this:

• Traditional sand paper used for manual sanding.
•  Sanding tape, which is more durable and suitable for electric machines.

How to use sand paper

Using sand paper is easy and simple. It is tightly placed in the palm of the hand. It is used by placing the paper in the hand and moving it over the surface from which you want to remove impurities and polish it. With frequent movement on the surface, you will find that the surface gradually becomes smoother. It can also be used with an electric machine. By placing a sanding belt in the machine and running it over the surface until it feels smooth.

What are the uses of sand paper?

Sandpaper is used to remove prominent impurities from surfaces. The use of sand paper can be limited to the following points:

• It is used to make the surfaces of materials smoother before applying paint or wood finishing.
• It is used to remove old layers from walls and surfaces, such as removing paint from wood or any surface.
• It is also sometimes used to make the surface rougher for applying adhesives.
• It is used to file wood until it is smooth.
• It is also used to clean metals from impurities and dirt, such as removing rust from iron.

Iron sand paper 

It is a type of sand paper and is considered one of the strongest and hardest types ever, as it withstands more pressure, heat, polishing, and its degree of endurance exceeds any other type of sand paper. It is characterized by extreme sharpness and hardness and works for deep and rapid cleaning of hard surfaces. It is also distinguished by its ability to sand and smooth the surface without changing it. From the original surface color, it ensures that the quality of the surface is maintained, and makes it smoother quickly and easily. Its use does not pose any danger, as it is easy to use and completely safe.

3000 sandpaper

As we mentioned, each type of sand paper has a specific use, and 3000 sandpaper is one of the strongest types of sandpaper, as it is characterized by many grains. This type is used to remove small protruding layers on hard surfaces such as metal and wood. It is characterized by durability and strength during use, so its texture Suitable for hard, rough surfaces and hard equipment, making the surface smoother and cleaner for specific purposes.

This type is used in polishing fine materials and products such as the surfaces of phones, electronic devices, jewelry, cars, composite materials, and lubricants. There are dry types, wet types, and gravel types, all of which are used for different purposes and are characterized by their strong performance. In polishing and smoothing, it gives satisfactory results.

Sand paper alternative

Sand paper is considered the most famous for polishing surfaces, and there are types depending on what suits the type of surface to be polished. If sandpaper is not available, it can be replaced with other natural materials that work the same as sandpaper, as in the past, before the manufacture or discovery of sandpaper, it was The Japanese use a type of plant known as dried and boiled horsetail as a polishing material that is softer than sandpaper but performs as well as sandpaper.

Types of sand paper for cars

Cars are very sensitive to any scratches, so a type of sand paper that is more suitable for them than other types is used. It is called sandpaper. It is used in arts and crafts, finishing wooden furniture, and polishing cars. This type is characterized by its smooth texture, anti-corrosion, and resistance to damage. For oil, it does not lose grains of sand easily, and it works to polish car surfaces while preserving the color of the car and making its texture softer and making it look like new. Water can be used while polishing the car, as it is not affected by oil or water.

Another type, called Scotch sanding discs, is used to polish cars and remove unwanted edges. It is characterized by its strength and does not corrode easily. 

Some people ask: Where is sandpaper sold?

There are many stores scattered in popular markets that sell specific types of sand paper, but they are often purchased from various electronic stores, and the Blask solutions store is one of the largest stores specialized in selling all types of sanding materials. 

.Grades of sand paper

There are different grades of sand paper, and the importance of each grade differs in importance from the other gradeIt can be divided as follows:

• Coarse sanding grades are (40 – 50 – 60). 
• Fine sanding grades (120 – 150 – 100). 
• Medium sanding grades (80-100). 
• Small electric sander 0.

Shop for excellent sand paper of all different types at Blask solutions store because it will help you restore the aesthetic appearance and smoothness of different surfaces.