The polyester fleece is saturated with epoxy resin before winding. Thus, it provides a layer of resin below the FRP material.
Ensuring perfectly smooth inner surfaces in FRP tubes required polished mandrels free of any surface blemishes.
總結(jié)下,內(nèi)壁鏡面效果關(guān)鍵點聚酯表面氈和光滑無暇的芯模