They have provided two thousand sizes of sealed goods for almost 400 transformer and inductor factories            The oil-proof rubber goods made by Xian Sunward Aerospace Material Co., Ltd . Special Rubber Factory have shown its abilities in the competitive market for its advanced formulations and techniques, for its over all test and ISO9002 support, for its good service and reasonable price. They have provided two thousand sizes of sealed goods for almost 400 transformer and inductor factories , replaced imported partspartially. The brand Sky has been the most famous one in the high-voltage apparatus industry.PRODUCT FEATURES        (1)    The oil-proof rubber productions for high-voltage electrical appliances avoid the short- comings of the traditional NBR ones, by using the military compound material and specia techniques.           (2) Good oil-proof performance and little pollution to the transformer oil ;         (3)  Heat-resisting suit to the high-voltage electrical appliances;         (4)    Low compression set guarantee rubber elasticity and seal effect           (5)  Good ozone-resisting and aging-resisting for 10 years.

NBR Rubber seals