METHOD FOR MANUFACTURING THE COVER OF A POWER DISTRIBUTION BOARD AND THE COVER OF THE POWER DISTRIBUTION BOARD ARRANGED IN THE RAILWAY OF A MONORAIL, INCLUDING A ELASTICITY AND THE ABRASION RESISTANCE

摘要

PURPOSE: A method for manufacturing the cover of a power distribution board and the cover of the power distribution board are provided to obtain an anti-slip characteristic by semi-permanently attaching a urethane resin with sand and a steel plate to the cover.;CONSTITUTION: Urethane pre-polymer is consisting of polyol compound and isocyanate compound. The polyol compound and a hardener are maintained in a heating gel state at the temperature of 70 to 90 degrees Celsius. Sand is added to the polyol compound and the hardener. A liquid adhesive is added to prepare a mixture. The mixture is attached to a steel plate(2) and is maintained at 15 degrees Celsius for 24hours.;COPYRIGHT KIPO 2011