... absorption.6. Has the self lubrication and not the coherency.7. Excellent insulation characteristic (Regardless of its frequency and temperature how ... (mm)nomianaltolerancenomianaltoleranceSFFBN4,5,6+0.48 01000+5.07,8,9+0.58 0SF×BN10,13,15 16,18+1.10 ... 055,60,65,70,75 80,85,90,100+2.00 01000+2.50110,120,130 140,150+2.50 0180 ...