1200MM is Belt Width
EP is Type of fabric
630 is Belt tensile strength in total
4 is No.of plies
10/4,10mm is top cover thickness which is working surface thickness;4mm is bottom cover thickness which is non-working surface thickness
M24 is Grade of cover rubber,we can divide DIN22102 standard into DIN22102-Z,W,Y,X ;divide AS1332 into N17,M24;divide RMA into I and II,divide SANS1173 into A,C,M,N grade,……
19mm is Belt thickness in mm