ShanFeng Special Rubber Products Co., Ltd., operating under brand NQKSF since 1990, is one of a global leader in the sealing industry. Driven by innovation, quality, and excellence, it focuses on self-research and manufacturing oil seal and rubber sealing rings. With a wide range of sealing products for diverse industries, it adheres to global standards. NQKSF uses SAP ERP for efficient service and maintains large inventory. It has stable high-quality output and a strong global presence. Its spirit of innovation and craftsmanship helps it scale new heights.
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These products are widely used in diverse industries such as pump, motor, Industrial Machinery, Electronic Household, automotive, construction machinery, mining, wind power, and agriculture, providing high-performance sealing solutions to meet the needs of customers across the globe.
15 Sep 2026
The interference of an oil seal is not selected from the shaft diameter alone. It is determined by the relationship between the seal lip, shaft, sealing material, spring force, operating speed, temperature and other working conditions. In a rotary sh...
14 Sep 2026
Static sealing and dynamic sealing differ mainly in whether there is relative movement between the sealing surfaces. A static seal works between components that remain stationary relative to each other, while a dynamic seal is designed to maintain se...
10 Sep 2026
For industrial power equipment, the right motor oil seal should be selected by looking at how the motor actually operates: how fast the shaft rotates, what lubricant is present, how hot the sealing area becomes, what contaminants are nearby, and how ...
ShanFeng Special Rubber Products Co., Ltd., operating under brand NQKSF since 1990, is a global leader in the sealing industry.
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