MBN 55555-6 (5.1 + 5.2 + 5.3)
Material
Publisher
Non-metallic materials, material systems and semi-finished products - Part 6: Mechanical tests - 5.1: Exposure to scratching of leather, coated textiles and foils against a fingernail; 5.2: Scratching stress of the surface with a chisel;
5.3: Scratching of grained plastic surfaces (only speed 1000 mm/min possible)