Silent chain, or inverted-tooth chain, is certainly a kind of chain with teeth formed on its links to activate with the teeth in the sprockets. Silent chains drives aren’t really silent. The links in a silent chain drive, however, engage with the sprocket teeth with little effect or sliding, and as a result a silent chain generates less vibrations and noise than additional chains. The quantity of noise generated by a silent chain drive is dependent of many factors including sprocket size, quickness, lubrication, load, and drive support. A link belt silent chain contains removable links joined by rivets or interlocking tabs. These chains offer the silent chain china advantage of installation without dismantling drive parts, reducing 
inventory, and increasing temperature ranges