آشنایی با صنعت تابلو سازی و مباحث فروش

Characteristics of insulating and sheath materials designation Weather Halogen Mechanical Thermic Materials Abbreviations VDE Initial code Cold Resistance Weather Resistance Halogen Free Abrasion Resista nce Corrosion behavior Shore hardness Elonga tion at break % Tensile strength N/mm2 Radiation resistance max Mrad Corrosive gases in case of fire Thermal conduc- tivity WK-1.m-1 Thermoplastic Polyvenilchloride compounds PVC Y Moderate-good Medium in black: Good No 0.4 Medium 70-95(A) 130-350 10-25 80 Hydrogen Chloride 0.17 Heat resistance 90ºC PVC YW Heat resistance...

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