Method for mfg. covering unit of composite material for vehicle

A process for preparing the covering part of car from composition includes such steps as arranging a die set, cleaning surface of die, coating demoulding agent, solidifying, spray resin layer on the surface of female die, spreading reinforcing material layer, putting movable blocks and reinforcing ribs on it, inlaying sealing bar, closing die set, sealing, vacuumizing, injecting resin liquid, heating while solidifying, opening die set, separating the product and movable blocks from die set, separating movable blocks from product and post treating.