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.
30 Sep 2026
Conventional elastomer oil seals are suitable for a wide range of industrial equipment, but not every rotary application has moderate temperature, moderate speed, and compatible lubricants. When operating conditions become more demanding, a PTFE-base...
30 Sep 2026
When engineers discuss oil seal selection, attention usually goes to the seal itself: material, dimensions, profile, spring, and temperature rating. But in a rotary application, the shaft is equally important because the sealing lip must continuously...
29 Sep 2026
A TC oil seal is commonly described as a double-lip oil seal, but the two lips do not perform exactly the same job. The primary sealing lip is mainly responsible for retaining lubricant, while the secondary lip faces the outside environment and helps...
ShanFeng Special Rubber Products Co., Ltd., operating under brand NQKSF since 1990, is a global leader in the sealing industry.
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