A sealing gasket for slide nozzle is developed by using corundum and expansible graphite as major starting materials,clay and thermal plastic resin as auxiliary materials,metallic powder as additive.

• 以刚玉和膨胀石墨为主原料,粘土和热塑性树脂等为辅料,试制出气密性、高温膨胀性、抗侵蚀性和分离性优良的滑动水口密封垫。