NingBo HaQiang Silicon Carbide Factory,located in NingBo China,professionally researches, develops,makes and sells the Silicon Carbide products.Our main products are Reaction Bonded Silicon Carbide(RSIC) and Sintered Pressure Less Silicon Carbide(SSIC).

Depending on the strong technology, reliable quality cerification system and the largescale key equipments,We can produce the sealing rings which size can be RSIC ≥φ600mm，SSiC≥φ350mm.We can meet domestic and foreign user’s demends.
We have a professional technology staff and marketing team.Most of our products are exported to all over the world.We always deliver the goods timely and faithfully with reasonable price and courteous service. You are welcome to our company and negotiate by correspondence.We look fprward to cooperateing closely with you.
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Please see www.hqsic.com. our products should be the same their products show.