... )Twist(tpm)0.0300.0350.0400.0450.05020s/1, 20s/230s/1, 30s/240s/1, 40s/250s/1, 50s/260s/1, 60s/280s/1, 80s/2100s/1, 100s ... / 1, Ne 30 / 1, Ne40 / 1. . . Up to Ne100 / 1 OR( 35Mic or 40mic or 50mic) Steel Yarn Twisted by POLYVISCOSE-Ne20 / 2, Ne 30 / 2, Ne40 / 2 ... 50mic) Steel Yarn Twisted by NYLON 50Den, 75Den up to 300DenUpdated date: 2012-09-06 cotton/steel twisted yarn Ne21/2+0.035mm