... length25mm or above ±1.0mmStandard Cut Length1200mmBundle Diameter50±2mmDensity1.129 g/cm3Melting Point260°CPackageWhite crepe paper,PE tube,PE wrap,SpoolQualified ... TestsFDA,RoHS,REACH,EN71,EEC,PAHsNylon 66 filament is the heat-resistant, good low temperature performance product ... for comb,toothbrush, cleaning brush and industrial use, etc. Nylon 66 for making hair brush