BLOWN FILM TECHNOLOGY
5-Layer complete coextrusion blown film line, series for the production of lamination, barrier and technical film.
2013 Düsseldorf, Oct 16 - 23
BASIC LINE COMPOSITION Complete continuous loss-in-weight dosing system with controls fully integrated in the main operator Panel; N° 1 extruder TRW 50-30 L/D – (for middle layer “C”); N° 4 extruders TRW 65-30 L/D – (for layers “ A,B,D,E” ); 5-layer coextrusion head “EXPH Series“ side feeding type with dies ø 400 mm; Double system cage with no marking rollers; New air ring with 3 air flows, with integrated adjustment system; Film thickness automatic measuring system; Rotating take off equipped with an innovative flattening adjusting system with carbon rolls al lateral side guides; Additional cooling cylinders, with a dedicated thermoregulation unit; Auxiliary take off in order to have a perfect control of film tension; Corona treatment; Innovative double station winder, contact /axial /combined “ESR9000 TW PLUS“ Series; PC supervision system for line parameters setting, control and recording and wireless portable operator’s panel.
TECHNICAL DATA Main final product (application)
Lamination film, technical film, barrier film, collation shrink, general packaging film
Indicative production output
up to 600 kg/h for lamination film, technical film, collation shrink and general packaging film. Up to 500 kg/h for barrier film
Film width
Up to 1600 mm
Typical thickness range
25 ÷ 200 µm
For further information:
Roberta Cutrupi - r.cutrupi@lbandera.com - t +39 0331 398351 - f +39 0331 680206 Paola Guenzi - p.guenzi@lbandera.com - t +39 0331 398341 - f +39 0331 680206
luigibandera.com
BLOWN FILM TECHNOLOGY Main application LAMINATION FILM
TECHNICAL FILM
Thickness: 50 µm Layer distribution: 35% - 10% - 10% - 10% - 35%
Thickness: 30 µm Layer distribution: 22% - 22% - 12% - 22% - 22% A
75% LLDPE, 25% LDPE
A
68 % LDPE, 24% LLDPE, 8% B-MB
B
60% LDPE, 40% LLDPE
B
70% LDPE, 30% tie
C
30% LDPE, 70% LLDPE
C
100% PA
D
60% LDPE, 40% LLDPE
D
70% LLDPE, 30% tie
E
30% LDPE, 70% LLDPE
E
68% LDPE, 24% LLDPE, 8% W-MB
BARRIER FILM
COLLATION SHRINK
Thickness: 100 µm Layer distribution: 40% - 8% - 14% - 8% - 40%
Thickness: 40 µm Layer distribution: 26% - 18% -12% - 18% - 26%
A
100 % LLDPE SEAL
A
28% LDPE , 67% mLLDPE, 3% AS, 2% PPA
B
100% TIE
B
80% LDPE, 20% HDPE
C
100% EVOH
C
70% LDPE, 30% HDPE
D
100% TIE
D
80% LDPE, 20% HDPE
E
100% LDPE
E
28% LDPE , 67% mLLDPE, 3% AS, 2% PPA
GENERAL PACKAGING (Shrink for Pallet) A
79% LDPE, 21% LLDPE
B
79% LDPE, 21% mLDPE
C
79% LDPE, 21% mLDPE
D
79% LDPE, 21% mLDPE
E
83 % LDPE, 15% LLDPE, 2% SLIP AGENT
Thickness: 90 ÷ 120 µm Layer distribution: 20% - 20% - 20% - 20% - 20%
Costruzioni Meccaniche Luigi Bandera SpA Corso Sempione, 120 - I-21052 Busto Arsizio (VA) Italy t +39 0331 398111 - f +39 0331 680206 - lbandera@lbandera.com - luigibandera.com