7874b53b_ence_Guide_at_FaucetDirect_com__Drawbacks
[Material] Americast [Benefits] Look of cast iron without the weight, and more moderately priced. This is a porcelain enameled composite material. [Drawbacks] 
Proprietary material so finish and models are limited to what the manufacturer offers. Not as durable as cast iron.
Buying A Kitchen Sink Reference Guide at FaucetDirect.com
Drawbacks