... of nylon pipe is slippery so that the water can flow fluently without any rusty and fouling. ... of steady size and lowest permeability.Appliedscope: areas of air, water, chemical substance lubrication, measuringappliance line, irrigation control system, ... , vehicles and fuel delivery system in steamboats, vacuumsystem, air-conditioning system, vibrate insulator, static electricityinsulator and so on ...