Metric Numbers – NM

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AS WITH ALL FIBERS, THOSE IN LINEN ARE CATEGORIZED BY METRIC NUMBERS (NM). THIS REFERENCE CORRESPONDS TO THE NUMBER OF KILOMETERS WHICH CAN BE MADE WITH 1 KILOGRAM OF FIBER. THE HIGHER THE NUMBER, THE THINNER THE FIBER. FINE LINENS CAN GO ALL THE WAY TO NM80 = 80,000 METERS OF FIBER =1 KILOGRAM OF FIBER.