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Supplier Specification - Grade N234

Premium tread and retread application with improved abrasion and reinforcement compared to N220.

Property   ASTM   MIN   MAX Iodine No. mg/g   D1510   115.0   125.0 Oil Absorption, cc/100g   D2414   120.0   130.0 Toluene Discolouration,        %   D1618   80    Heat Loss,        %   D1509      2.0 Tint Strength vs IRB 3#   D3265   119.0   130.0 Acetone Extract,         %         1 Ash,       %   D1506      0.8 325# Sieve Residue,        %   D1514      0.100 Density,  lb/cu ft   D1513   19.5   23.0 Fines 5 min,        %   D1508      5.0 Fines 20 min,       %   D1508      8.0 300% Modulus, vs IRB6   Mpa   D412   1.10   3.86