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Since 1985, Suman Refractory has forged a legacy in fire — evolving from humble beginnings into a beacon of industrial excellence, where refractory mastery, acid-proof innovation, and engineered heating systems converge in every layer, every lining, every legacy we build..

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Normal High Heat Duty Bricks

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Product code AL2O3 %
(≥)		 Fe2O3 %
(≤)		 PCE Orton
(≥)		 AP %
(≤)		 BD gm/cc
(≥)		 CCS kg/cm2
(≥)		 RUL Ta°C
(≥)		 PLCAR at °C For 2 hrs %
(≤)		 Service Temp. Characteristics & Use
SR-30 30 2.5 30 25 2 200 1320 1350 1 1300 Suitable for general applications.
SR-30HG 32 2 30 20 2.1 250 1350 1350 0.5 1350 Suitable for general applications, ladle and cupola lining.
SR-35HG 35 2 31 18 2.1 300 1400 1450 0.5 1400 Dense and abrasion resistant.
Suitable for general purposes and steel ladles.
SR-40 40 2 32 25 2 200 1400 1400 1 1400 Suitable for general applications.
SR-40S 40 2 32 20 2.2 300 1450 1450 0.5 1450 Dense, spall resistant. Suitable for general applications
SR-40SD 42 1.5 32 16 2.2 400 1450 1450 0.3 1450 Dense, abrasion resistant.
Suitable for ladles and other general applications.