PP spunbonded non woven machinery produce the pp spubonded non woven fabric
A.Production line characteristics
Product width 1600mm
Production capacity
2200T/year(According to 60g/m2, 7800h per year) Main raw material PP
Product basis weight:10~200g/m2
Production speed:10~350m/min
B.Technological process of the production line
Raw material→Pellet feeding →Melting and Extruding →Filtration → Metering→Spinning→Air drawing→Web forming→Thermal calendering→straining→Rolling up→Cutting and packing
C.Raw material specifications (PP granule)
Item |
Unit |
Technical index |
Melting index |
g/10min |
27~35 |
Melting point |
°C |
162~165 |
Density |
g/cm3 |
0.90~0.91 |
Molecular weight distribution |
Mw/Mn |
≤4 |
Content of grey |
PPm |
≤250 |
No equal normality |
% |
≤3.5 |
Content of water |
% |
<0.05 |
Stretch strength |
Mpa |
≥31 |
