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Found: 4
Overview ISO 7765-1:1988 specifies a reproducible test procedure to determine the impact resistance of plastics film and sheeting (thickness < 1 mm) by the free‑falling dart (dart impact) staircase m…
Overview EN ISO 7765-1:2004 - "Plastics film and sheeting - Determination of impact resistance by the free-falling dart method - Part 1: Staircase methods" specifies a standardized laboratory procedu…
