Here is a link to a site that gives contract specs including tick size for a lot of the well known and less when known contracts. Also check out the spelling onthe site.
http://www.com.ccash.com.hk/CFSGweb/commodities/eng/index.aspx?headTitle=IntlMarket&body=Constract
Cheers
http://www.com.ccash.com.hk/CFSGweb/commodities/eng/index.aspx?headTitle=IntlMarket&body=Constract
Cheers