SHOES FACES CARRIER AND ITS OBTAINING PROCESS
Support comprises a knitted layer of e.g. bbc.100% Nm 54/1 and 60/1 threads, of 5.5-6.8 kgf/cm2 tearing strength. This is treated with polyvinyl acetate aq. emulsion and polyamide thermal adhesive to 18-23 g/m2. The 0.1-0.3mm fraction polyamide is applied prior to sintering in a tunnel at 8 m/min. a...
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Zusammenfassung: | Support comprises a knitted layer of e.g. bbc.100% Nm 54/1 and 60/1 threads, of 5.5-6.8 kgf/cm2 tearing strength. This is treated with polyvinyl acetate aq. emulsion and polyamide thermal adhesive to 18-23 g/m2. The 0.1-0.3mm fraction polyamide is applied prior to sintering in a tunnel at 8 m/min. and 145-160 deg.c and rolling at 4.5-5 atmos. pressure. |
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