The melt blown process involves the attenuation of the filaments using high-velocity hot air streams that impinge on the extruded filaments as they are emerged from the extrusion nozzles to obtain much finer filaments.
Melt blown Non-woven as the filter of the face masks, in recently because of the COVID-19 outbreak, the demand is increased so much. And the melt blown non-woven extruder becomes the hot sale machine besides the face mask making machine.
Various screw barrel sets with customerised design for melt blown non-woven fabric extrusion machines are available from JINYI.
Parameters
Material:38CrMoAl
Processing range:Ф12mm - Ф500mm
Screw effective length: 80000mm
Nitration case depth: 0.4mm-0.7mm
Nitriding hardness: 950-1100HV
Chromium coating thickness: 0.02mm-0.20mm
Surface roughness: Ra 0.4μm
Screw straightness: 0.015mm/m
Application: extrusion machine for non woven fabric extrusion machine
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