supply of inner cone assembly with access door and inside ceramic lining suitable for xrp 803 mills , supply of inner cone assembly with access door andinside ceramic lining suitablefor xrp 803 mills size of inner cone: as per enclosed drawing. material : base plate material:-is 2062 gr-a base plate thickness:- 10 mm thicknessinner: ceramic lining tiles ( 12mm thickness ) ceramic tiles specification: al2o3- 85% min;hardness-8 to 9 mho scale bulk density- 3.2 to 3.3 gm / cm3 water absorption-less than 1 %. weld plug : one end mounted on base plate and other end with ceramic tiles ( actual dimensionsmay be taken at site )