HOSE FOR LIQUID TRANSPORTATION

摘要

PROBLEM TO BE SOLVED: To provide excellent durability against vibration and repeated deformation acting on hose during use in hose for liquid transportation including aluminum foil laminate layer as permeation barrier layer of transported liquid. SOLUTION: The hose 10 for liquid transportation includes the aluminum foil laminate layer 14 having both surfaces of aluminum foil 22 made of aluminum or aluminum alloy coated by organic film 24 as the permeation barrier layer of transported liquid. Average crystal grain diameter of aluminum or aluminum alloy is 25μm or less. COPYRIGHT: (C)2006,JPO&NCIPI