KDAS Compact Seal | Hydraulic Buffer Seal for High-Pressure Cylinders

The KDAS Compact Seal is a high-performance buffer seal designed for piston use in heavy-duty hydraulic cylinders. This multi-element seal set consists of a primary sealing ring, support rings, and guide elements, providing superior sealing, shock absorption, and structural stability.

Ideal for high-pressure double-acting cylinders, KDAS seals are widely used in construction equipment, mining systems, and injection molding machines. The integrated design helps absorb pressure spikes and ensures balanced sealing in dynamic environments.

🔧 Product Highlights

• Combines sealing, guiding, and support functions

• Operates under pressure up to 40 MPa

• Withstands extreme impact and shock loads

• Material combination: TPU + POM + NBR

• Available in both metric and inch sizes

• Compatible with ISO groove standards

• OEM & ODM support with logo printing

📐 Technical Parameters

🛠 Common Applications

• Excavator piston cylinders

• Hydraulic presses and lifts

• Mobile and stationary construction systems

• Agricultural and forestry hydraulic units

If you’re replacing or upgrading a piston seal in a demanding hydraulic system, KDAS seals offer excellent reliability and proven performance.

👉 Read our guide: What are the types of hydraulic cylinder seals?

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📱 WhatsApp: +86 17622979498