https://www.taxtmi.com/notifications?id=19865 Exempts specified inputs under Chapter 28 or 38 when imported for manufacture of refractory products from customs duty in excess of the amount calculated at the rate of 55 per cent ad valorem. The Schedule lists zirconia bubbles, tubular alumina of purity 99% and above, and calcined alumina of purity 99% and above. en-us Thu, 25 Jul 1991 00:00:00 +0530 Mon, 24 Aug 2009 12:19:00 +0530 TaxTMI RSS Generator https://www.taxtmi.com/notifications?id=19865 Exempts specified inputs under Chapter 28 or 38 when imported for manufacture of refractory products from customs duty in excess of the amount calculated at the rate of 55 per cent ad valorem. The Schedule lists zirconia bubbles, tubular alumina of purity 99% and above, and calcined alumina of purity 99% and above. Notifications Customs Thu, 25 Jul 1991 00:00:00 +0530 https://www.taxtmi.com/notifications?id=19865