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Sector Plate Seal

The Sector Plate Seal is a key wear part in the preheater sealing system. For wholesalers, it offers high reorder potential as customers replace it annually during major maintenance. Each seal strip is precisely shaped to match the sector plate’s curvature and features a bent positioning edge for direct installation. It works seamlessly with rotor seal strips.

  • Product Introduction
 

Technical Parameters

 

Parameter

Value

Product Name

Sector Plate Seal

Applicable Equipment

Rotary air preheater

Operating Temperature

Ambient – 420°C

Base Material

1Cr13, 321 heat-resistant stainless steel, composite wear-resistant alloy plate

Seal Strip Thickness

1.2 – 3.0 mm

Single Strip Length

500 – 2500 mm (customized per sector plate zone)

Radial Seal Gap

0.8 – 3.0 mm

Wear Resistance

≥30,000 hours under dust erosion

Leakage Improvement

30% – 50%

 

 

Key Advantages

 

1. High Repeat Orders, Core Consumable

 

The Sector Plate Seal is a key wear part in the preheater sealing system. For wholesalers, it offers high reorder potential as customers replace it annually during major maintenance. Each seal strip is precisely shaped to match the sector plate's curvature and features a bent positioning edge for direct installation. It works seamlessly with rotor seal strips.

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2. Exceptional Dust Erosion Resistance

 

Flue gas carries abrasive dust that can wear down seals quickly. Our Sector Plate Seal uses 1Cr13 or 321 stainless steel, or optional composite wear-resistant alloy plates. Life under dust erosion exceeds 30,000 hours, reducing maintenance frequency and costs. The seal blocks air leakage without causing hard rubbing against the rotor.

3. Precision Fit and Fast Delivery

 

Laser cutting and bending ensure high dimensional accuracy. Installation flatness is ≤0.5 mm per meter. We can customize the seal based on on-site measurements and provide rapid delivery to meet maintenance schedules.

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FAQ

 

  • Thickness available: 1.2–3.0 mm
  • Leakage improvement: 30%–50%

Request a quote for your next preheater maintenance project and ensure reliable, long-lasting sealing with our Sector Plate Seal.

 

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