In the use of synchronous belt with this product, it is important to ensure that their USES is very suitable products, can normal installation and use with pulleys. From this perspective, everyone at the time of purchasing the product, we need to pay attention to the size of the choice, and just the size of the product to choose ways, its size selection includes the following two aspects: the first on the one hand: length. Among different devices, because the device itself may structure is different, and need to use the pulleys are different, and for the length of the synchronous belt have different requirements. So you need to you at the time of purchasing the product, will pay attention to the factors according to the actual equipment, to do choose the length of the product, make sure you buy is the length of the suitable products, to be able at the time of installation, the installation of the optimal state, and thus achieve good application. The second aspect: width. Synchronous belt is installed on the roller belt in motion and function, so need everyone according to their own use of the cross section width of belt wheel, the right to choose the width of the aspects of the product. To ensure that at the time of installation of the product, can complete the whole installation work normally, and then realize the normal application. In the choice, the size of the synchronous belt mainly include the two aspects above, for everybody, must also be prepared to the dimensions of the two aspects of selection, to ensure that you buy enough products.