MATERIAL COLOUR POLYMER HARDNESS
NR35 YELLOW NATURAL 35 VERY SOFT HIGH GRIP NATURAL RUBBER
NR40XAR RED NATURAL 38 POPULAR ABRASION RESISTANT NATURAL RUBBER, WEARS ROUGHLY, ANTI POLISHING, EXCELLENT CUT & TEAR RESISTANCE
NR40 GREY NATURAL 40 SOFT NATURAL RUBBER, STANDARD MATERIAL FOR HAUL OFF BELTS
NR50 TAN NATURAL 50 HIGH ABRASION NATURAL RUBBER
NR60 DARK RED NATURAL 60 SILICA REINFORCED NATURAL / SYNTHETIC RUBBER BLEND, GOOD ABRASION RESISTANCE AND GRIP
NR70 DARK RED NATURAL 70 SILICA REINFORCED NATURAL / SYNTHETIC RUBBER BLEND, OUTSTANDING ABRASION RESISTANCE, BEST GRIP / WEAR COMBINATION FOR HEAVY DUTY APPLICATIONS
NRF40 WHITE NATURAL 38 SOFT FDA GRADE HIGH GRIP NATURAL RUBBER
CR60 BLACK NEOPRENE 60 OIL AND HEAT RESISTANT NEOPRENE RUBBER, EXCELLENT THEMAL AGING & WEAR RESISTANCE