Hytrel 7246 硬度72D 光穩定TPEE 齒輪應用 海翠料 

Hytrel 7246是一種不含增塑劑的熱塑性聚酯彈性體。它對光穩定，并含有不變色的穩定劑。它是一種高模量牌號，標稱硬度為72D。它具有良好的熔體穩定性、優異的韌性、回彈性、高抗蠕變、抗沖擊和抗彎曲疲勞、低溫柔韌性和高溫性能保持良好。它具有優異的耐油性、耐燃料性和耐溶劑性。它具有低燃油滲透性，適合通過注塑成型、熱成型、流延、薄膜和片材擠出、擠出和其他擠出加工。Hytrel 7246 主要用于油管、齒輪和鏈輪、油田零件、電線電纜護套。

Hytrel 7246 is a plasticizer-free thermoplastic polyester elastomer. It is stable to light and contains non-discoloring stabilizer. It is a high modulus grade with nominal hardness of 72D. It possesses good melt stability, excellent toughness, resilience, high resistance to creep, impact and flex fatigue, flexibility at low temperature and good retention of properties at elevated temperature.It exhibits excellent oil, fuel, and solvent resistance.It possesses low fuel permeability and suitable for processing by injection molding, thermoforming, casting, film & sheet extrusion, extrusion and other extrusion.Hytrel 7246 is mostly used in tubing, gears and sprockets, oil field parts, wire and cable jackets.