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Company Profile

Haisheng Welding Gasket Co., Ltd. is located in the beautiful coastal city of Yantai. It is a professional ceramic gasket manufacturer integrating R&D, production and sales. With more than ten years of experience and continuous innovation, the products are widely used in the manufacturing industry such as ships, bridges, boilers, pressure vessels, steel structures, and auto parts through authoritative approval. It can greatly improve labor efficiency, welding quality, reduce welding costs, improve labor environment and other advantages.

"Haisheng Brand" HS series welding backing is a kind of adhesive ceramic welding backing. It is made of a variety of ceramic raw materials (a-AL2O3 is greater than 30%) and flux. It has the characteristics of high refractoriness, resistance to deformation, and high mechanical strength. The bulk density of the liner>1750kg/m3, the moisture absorption rate

The sulfur and phosphorus content of this product conforms to international general standards. After use, the weld is firm, crack-resistant, tough, and stable in mechanical properties. It is suitable for single-side welding of general steel structure flat, vertical and horizontal butt joints. That is, single-sided welding and double-sided forming at one time. And the back welding seam is full, firm and beautiful. The product has been certified by China Classification Society (CCS) and American Bureau of Shipping (ABS). The product quality and technical performance are in line with shipbuilding and the People’s Republic of China shipbuilding industry standard GB/T3715-1995.

Survive by quality and develop by innovation. Based on the principle of customer first, it has become a professional ceramic gasket company. The company has strong technical force, sophisticated process equipment, complete testing methods and stable product quality. The products have been sold to domestic large and medium-sized shipyards and many overseas countries and regions, and are well received by users.