Polypac Rotary Shaft Seal — Reliable Oil & Hydraulic Sealing

Polypac rotary shaft seals deliver durable, leak-free performance for hydraulic and rotary applications. With advanced materials like PTFE, NBR and FKM, large-scale production, and custom solutions, Polypac ensures reliable sealing in harsh conditions.

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Product Description

About Polypac Rotary Shaft Seals

Polypac is a scientific and technical hydraulic seal manufacturer and oil seal supplier. Since 2008 we have specialized in seal production, sealing material development, and customized solutions for demanding working conditions. Our factory covers over 10,000 m² with 8,000 m² of production space and advanced testing equipment to ensure consistent quality.

Features & Benefits

Polypac rotary shaft seals are designed for practical value. They prevent leakage, reduce wear, and extend equipment life. Easy to install and maintain, these seals suit pumps, gearboxes, motors, and hydraulic systems. Key benefits include:

Reliable leak prevention under high pressure and speed
High wear and chemical resistance for longer service life
Precision fit for smooth rotation and minimal friction
Wide material options to match temperature and media

Material Options

We began with filled PTFE seals (bronze, carbon, graphite, MoS₂, glass) and now offer a wide range of elastomers and polymers. Common choices include NBR, FKM, silicone, EPDM, and FFKM. Selecting the right material helps achieve the best balance of durability, cost, and compatibility with oils and hydraulic fluids.

Custom Solutions & Testing

Polypac excels at custom rubber rings and O-rings for special conditions. We partner with universities and research institutes to develop bespoke sealing solutions. All seals undergo strict testing with modern equipment to verify dimensional accuracy, hardness, and leakage performance before shipment.

Why Choose Polypac?

We combine large-scale production capacity with technical expertise. Whether you need standard rotary shaft seals or tailored designs for extreme environments, we focus on delivering dependable products and attentive service. Our goal is to solve your sealing problems quickly and professionally.

Contact us for samples, material advice, or a custom sealing solution. Polypac values your needs and provides practical, high-quality seals that keep your equipment running smoothly.