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.
26 Oct 2026
When a seal fails unexpectedly, attention is often directed toward pressure, temperature, or installation quality. However, another factor frequently contributes to early failure: incompatibility between the sealing material and the substances it con...
26 Oct 2026
Automotive oil seals operate in some of the most demanding sealing environments found in everyday machinery. High rotational speeds, elevated temperatures, and continuous exposure to lubricants place unique demands on seal performance. For this reaso...
26 Oct 2026
Many oil seal failures are not caused by material defects. In many cases, the real issue comes from a misunderstanding of how the seal is built and how each component contributes to sealing performance. Although an oil seal appears simple from the ou...
ShanFeng Special Rubber Products Co., Ltd., operating under brand NQKSF since 1990, is a global leader in the sealing industry.
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