sewing machine timing belt

A ribbed belt is a type of belt that features several ribs on its inner side, which are designed to grip the pulleys of different engine components effectively. Typically made from durable rubber or synthetic materials, these belts are engineered to withstand varying temperatures and conditions, making them ideal for automotive applications. The ribbed design allows for increased surface contact with the pulleys, enhancing grip and reducing slippage.


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A poly V belt, also known as a narrow V belt or ribbed belt, features several longitudinal ribs on its surface, which provide a larger contact area with the pulleys. This design allows for more effective power transmission and ensures smoother operation compared to traditional V belts. The 135J6 designation refers to specific measurements related to the belt's dimensions 135 indicates the length of the belt in millimeters, while J6 designates a specific profile or construction.


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