Excise tariff act-chapter number for concrete batching plant

https://www.cybex.in/Notifications/237-71-Ready-Mix-Concrete-Classification-4676.aspx

https://www.google.co.in/url?sa=t&rct=j&q=&esrc=s&source=web&cd=7&cad=rja&uact=8&ved=0CGQQFjAG&url=http%3A%2F%2Fcfiindia.com%2Fwp-admin%2Fpdf%2FCFI%2520RMC%2520Representation%2520-%252028.4.11.doc&ei=zLCFU9a8G4iXuASyjYHABQ&usg=AFQjCNHo2U_fiIbtVouK4bYjtq-Bhlki2g&sig2=MGuybURBTUdoY7uFuzM9xA&bvm=bv.67720277,d.c2E

if you dont find your answer here... i must suggest go thhrough excise site and confirm it.. everything is there