ASTM D5748 缠绕膜抗突出物剌穿试验

ASTM D5748 standard Test Method for Protrusion Puncture Resistance of Stretch Wrap Film  ASTM D5748 缠绕膜抗突出物剌穿的试验方法 样品要求：150mm X 150mm 5pcs 周期：7~9个工作日 Relative Standard相关标准 ASTM F1306：挠性阻挡层和层压板的抗慢速渗透性的标准试验方法 ASTM F1306：Standard Test Method for Slow Rate Penetration Resistance of Flexible Barrier Films and Laminates GB/T21302-2007：包装用复合膜、袋通则 GB/T21302-2007：General rules of laminated films and pouches for packaging […]

ISO 2556 塑料- 测压法下的气体传输速率测定

ISO 2556-1974 Plastics — Determination of the gas transmission rate of films and thin sheets under atmospheric pressure — Manometric method ISO 2556-1974 塑料薄膜和薄板在大气压力 — — 测压法下的气体传输速率的测定 样品要求：A4大小, 3 pcs 周期：9~11个工作日

ASTM D1434 塑料-气体渗透特性测定标准试验

ASTM D1434-82(2009)e1 Standard Test Method for Determining Gas Permeability Characteristics of Plastic Film and Sheeting ASTM D1434-82(2009)e1 塑料薄膜和薄板的气体渗透特性的测定的标准试验方法 样品要求：A4大小, 3 pcs 周期：9~11个工作日 Scope： 1.1 This test method covers the estimation of the steady-state rate of transmission of a gas through plastics in the form of film, sheeting, laminates, and plastic-coated […]