Teflon Bellows Seal: EMD-30

HydroMax Seal EMD-30 | Multi-Spring Teflon Bellows Component Seal

The EMD-30 is a multi-spring, external component seal equipped with a composite Teflon bellows. Designed for parallel shaft configurations, it uses a collet clamp drive and contains no elastomers, making it highly suitable for chemically aggressive or ultra-clean applications.

Featuring a monolithic seal face and supplied with a stationary seat as standard, the EMD-30 offers reliable sealing performance across a range of medium-pressure, moderate-temperature conditions.

Product Description

Design Features

  • External seal design for parallel shafts
  • Composite Teflon (GFT) bellows – chemically resistant and elastomer-free
  • Multi-spring configuration for consistent axial load distribution
  • Collet clamp driven for positive shaft engagement
  • Monolithic seal face enhances durability and high-temperature stability
  • Supplied with a stationary seat as standard

 

Technical Specifications

  • Seal Shaft Sizes:
    25mm – 100mm (1.000″ – 4.000″)
  • Inboard Seal Face Combination:
    GFT/Cer, GFT/SiC
  • Bellows Material:
    Composite GFT (Glass Filled Teflon)
  • Shaft Speeds:
    up to 20 m/s
  • Pressures:
    up to 5 Barg (73 psig) – Shaft Size Specific
  • Temperatures:
    up to 110°C (230°F)

HydroMax Seal offers a wide range of Teflon and metal bellows component seals, tailored to meet the performance demands of corrosive, abrasive, and high-purity environments.

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