The resiliency and structure of expanded graphite molded packing will not be affected by any chemical attack.Consequently , it can provide effective seal without any torque loss.

• 膨胀石墨填料环的回弹性和结构将不会被化学介质所侵蚀，因此它能提供有效的密封作用且无任何螺栓的扭矩损失。