I dont think so it can be so popular making it a daily.
Being so many industries in hpt-tngl-bay, like BMM,JSW steel plants,kpcl power plant and soon arcelor mittal making big steel industry in kudthini.So SWR railway should introduce few trains to north and south india via hpt-tngl-bay.Cozthere i one important train vsg to hwh which is very busy, even if u book ticket before 50 days in18047/8 train we get WL