Advantages of �RongDa Silent chain� � ��Silent conveying chains provide a smooth,durable,flat conveying surface that operates with less vibration and velocity variation than other conveying products.Chains are manufactured from hardened steed components.making them long lasting and tolerant of elevated temperatures. They are available in a variety of standard widths and constructions or can be easily built �to suit a specific application. � � Linked and pin with a special treatment,so it has highly wearable and strength to pull and can provide more stable use effects and long usage life,all of the silent can meet the International standard. � We also can produce it from 304/316 as your special requirement and produce any type of �these products as your demand. � The width of �silent chain can from 50mm to 500mm. � Special Recommendation:Two pin silent chain can provide better use effects and longer usage life than single pin.And with protection plate can offer more safety protection for the product.