Nordson Fiber Systems/Hills Inc. Bicomponent Meltblowing System
The estimates shown below are based on spinning polypropylene
“A” refers to the primary extruder
“B” refers to the secondary extruder
| Extruders | “A” – 50 mm (2.0”) 24:1 extruder “B” – 50 mm (2.0”) 24:1 extruder |
| Melt Pumps | “A” – 60 rpm max @ 10 cc/rev “B” – 60 rpm max @ 10 cc/rev |
| Minimum Throughput | “A”– 12.8 kg/hr (28 lbs/hr) “B” – 12.8 kg/hr (28 lbs/hr) |
| Maximum Throughput | “A” – 36 kg/hr (80 lbs/hr) “B” – 36 kg/hr (80 lbs/hr) |
| Temperature Ranges | 315º C (600º F) – Maximum 190º C (375º F) – Minimum |
| Bicomponent Ratios | Sheath/Core: 20/80 to 50/50 Other ratios can be achieved with additional pack parts |
| Bicomponent Configurations | Side by Side Sheath Core Others configurations are possible with additional packs |
| Width - Forming Zone | 56 cm (22 inches) |
| Number of Bicomponent Holes | 1000 holes/meter - width (535 holes) |
| Spinnerets Hole Shapes | Round |
| Maximum Attenuation Temperature | 320º C (620º F) |
| Diameter of Holes | 0.40 mm (0.015”) diameter |
| Fiber Diameter Ranges | 1.0 micron to 5.0 microns |
| Throughput/Hole @ 1 micron | 0.5 g/h/min |
| Throughput/Hole @ 5 microns | 1.2 g/h/min |
| Web Weight Ranges | 5 g/m2 (0.15 oz/yd2) to 150 g/m2 (4.4 oz/yd2) |
| Belt Speed Ranges | 10 m/min (11 yd/min) to 300 m/min (328 yd/min) |
| Die to Collector Distance | 10 cm (5.5 inches) to 60 cm (24 inches) |
These details are subject to change without notice.
We would welcome any industrial manufacturers to participate in the continual growth and planning of the lab.
To schedule a trail, or to learn more, contact us by email at nonwovens@ncsu.edu
