... standard: National spunbond nonwoven standard Type of Machine Type: S1.6, S2.4, S3.2, SS1.6, SS2.4, SS3.2, SMS, 1 ... .6, SMS2.4 (S stands for spunbonded, M stands for meltblown ... steel platform. 5)Using more specialized processing equipment, improve the machine's accuracy and performance, reduce manufacturing costs, and better quality ...