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TR-HS TR-HH TR-AS
AI40 AI50 AI60 AI70 Bond AI50 AI60 AI70
PCE Orton (0C) 32 33 33+ 34+ 31 33 33+ 34+
AI2O3Min% 40 50 60 70 38 50 60 70
Fe2O3%Max 2 2.5 3 2.0/ 4.0 2 2.5 2.5 3.5
Grading mm 0- 0.5 0- 0.5 0- 0.5 0- 0.5 0- 0.5 0- 0.5 0- 0.5 0- 0.5
Setting Ceramic Ceramic Ceramic Ceramic Ceramic Ceramic Ceramic Ceramic
Sintering temp0C 1200 1200 1350 1350/ 1250 - - - -
Application Mortar for 45-55% bricks Mortar for 45-55% bricks Mortar for 55-60% bricks Mortar for laying 70% bricks Mortar for laying of bricks Mortar for firebricks and HA bricks Mortar for 55-60% HA bricks Mortar for 70% AI bricks

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