Do You Know What Are Treadmill Belts Made Of? Check 2 Awesome Material Make

The make of treadmill belts isn’t universal. Different methods of making treadmills belts depend on the material. If you have been wondering about what are treadmill belts made of, you are at the right spot. 

One of the most common materials used back in the 80s was poly-blend. The technological advancement introduced carbon fiber as a thane, monofilament, etc. While these materials are famous for backing, PVC is widely used as a coating material for treadmill belts. 

The material used for residential and commercial treadmills differs due to the amount of usage involved. Treadmills in gym studios are more likely to wear and tear, considering the amount of traffic. If you have been planning to replace your treadmill belt or get one for the first time, the information below can help.

Backing material: What?

The bottom layer of the treadmill belt is usually referred to as the backing material. It has a significant role and is added for supporting purposes. The higher the material’s quality, the better the user experience

Let’s quickly look at different backing materials used for treadmill belt making over the years. 

What Are Treadmill Belts Made Of

Poly-blend – 

Polyblend was popular as the bottom layer. It falls under the category of synthetic materials. Poly-blend has a variety of uses and is a cost-expensive medium. The most significant advantage is that it is less expensive than its natural textiles. A fabric is strengthened with the addition of poly. 

Carbon Fibre – 

The composition of different carbon atoms gives rise to carbon fibers. The fibers are stiff yet light. They are about 5-10 micrometers in diameter and have high-temperature tolerance that may be beneficial in treadmills. 

The fibers are classified into different categories based on their strengths. A few areas that witness a widespread use of carbon fibers are civil engineering, aerospace, moto sports, and other competition sports. 

These are among the two famous materials that manufacturers incorporate for their treadmill-making.

What Are Treadmill Belts Made Of
What Are Treadmill Belts Made Of

What constitutes the coating on the top of the belt?

PVC-coated polyester is one of the most common materials for manufacturing flexible fabric structures. From tents to treadmills, it has a variety of applications. The top side of the treadmill belt is usually made of high-quality rubber( PVC rubber ) and takes care of wear and tear.

The high strength, low elongation, and excellent temperature resistance characteristics make PVC-coated treadmills belts an ideal choice for most users. They may have flat surfaces or be embossed with various patterns per requirement. 

There are certain flame-retardant materials available. Users can pick and choose depending on their needs. You don’t have to spend a fortune on PVC-coated treadmill belt. The widespread usage of PVC materials has made it possible at the lowest prices. 

How is the treadmill belt attached? 

You must now have more clarity regarding what are treadmill belts made of. Now, quickly understand what goes into the manufacturing process. 

  1. The aluminum side pieces are the starting point, and holes are made for the rest of the parts to get attached.
  2. The platform is then placed and screwed with the side pieces to complete the frame. It’s time to set the elevation mechanism responsible for elevating the belt. 
  3. The wheels and rollers are attached on both sides of the frame for the belt to move. 
  4. The deck and the belt are attached to the frame, with the rollers sliding in. The nuts and bolts are fastened to ensure the belt remains in place. 
  5. Once the belt is ready, the technician will move forward with the rest of the parts. 
  6. From the motor to the control panel, there is much work done by the manufacturers to ensure your workout is smooth. 
  7. The manufacturers test everything, and it is up for sale once it passes the inspection.

Conclusion: What Are Treadmill Belts Made Of?

The choice of the belt has much to do with the user intent. You will often find terms like 1-ply and 2-ply while purchasing treadmill belts. It usually conveys the thickness of the belt. 

If you purchase the treadmill for your home gym, a 1-ply belt is sufficient. However, a commercial-grade treadmill is best if it has a 2-ply belt. 

Now you can make a confident purchase. Awareness of the backing materials, top layer, and thickness can make much difference in your experience. 


  1. Can you replace a treadmill belt?

Yes, you can. When you notice wear and tear, replace your belt for safety reasons.

  1. Are treadmill belts universal?

Treadmill belts are not universal. They vary based on the size of the machine, and each has a different specification. 

  1. What is the standard belt size for a treadmill?

The standard size for treadmill belts is 55” for walking and 58” to 60” for running. Some brands also offer tracks around 63” long.

  1. How long do treadmill belts last?

A single-ply belt may last up to 3-5 years. At the same time, a double-ply belt can stretch up to 5-10 years, depending on the use.