... Material: Random Polypropylene2, Sizes: 16mm to 32mm3, Pressure Rating: 1.25MPa, 1.6MPa, 2.0MPa ,2.5MPa4, Colors: every color is ... High sound insulating6, Chemical resistance7, Recyclable8, Resistance to electrochemical corrosion9, Resistance to stray electric currents10, High heat insulating11, High impact ... in or any question you have, please feel free to contact me, we will give you our best ...