1. Different main materials

(1) The main material of the strength layer of the red trademark V-belt is aramid rope. Neoprene fiber reinforced adhesive.

(2) The main materials of the strength layer of the yellow and blue trademark V-belts are polyester rope and neoprene.

2. Different performances

(1) The red trademark V-belt is made of aramid rope because of its strong layer, and its performance features are:

small elongation, no shrinkage, bending resistance, high temperature resistance, wear resistance and long fatigue life.

(2) The yellow and blue trademark V-belts are made of polyester rope, and their performance features are:

They are easy to stretch and shrink when used; Poor high temperature resistance and wear resistance, easy to crack.

3. The main uses are different

(1) The red trademark V-belt is mainly used for the main clutch parts and walking parts of high-horsepower, high-load wheeled harvesting machinery.

(2) The yellow trademark V-belt is mainly used for harvesting parts such as wheat and rice that do not need high horsepower and high load. (3) The blue trademark triangle belt is mainly used in the main parts of industry and some agricultural machinery.

I hope my answer can help you.