* RSS 1 : Grade 1 Ribbed Smoked Sheets RSS 1 refers to Ribbed Smoked Sheets, produced from natural rubber latex as ribbed sheets, by coagulation with acids and sheeting,properly air dried and smoked, and visually graded. Ribbed smoked sheets (RSS) are graded based on visual assessment of quality. The International Rubber Quality and Packing Conference (IRQPC) have specified the grade descriptions, to establish acceptable grades for commercial usage. Specification (RSS1): Clean, dry, strong, small-scattered pinhead bubbles, free from blemishes, sand, foreign matter, under-cured Packing : • 33.33 kg/ bales, 600 bales/fcl 20 feet • Bale Packaging Normal 0.03 mm PE bag with melting temperature under 109 oC. • Thick (0.13 mm) PE bag