SIL 3 Certified and Fully PFA Lined for Corrosive Media and Demanding Applications
Reliable Shutoff Solution for Industrial and Chemical Processes
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Features & Benefits
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A. Fully PFA lined disc and body
Proprietary compound provides unsurpassed resistance to corrosion, permeation, and microbial contamination for maximum purity and reliability with minimum maintenance.
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B. Durable, spherically molded PFA liner and matching disc
Interface forms a tight bidirectional seal.
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C. Full width 360° seat energizer
Ensures uniform sealing.
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D. Live-loaded, stem sealing system
Self-adjusts to eliminate leak paths and reduce fugitive emissions for long-term, maintenance-free operation. (Standard sealing system meets ISO 15848-1 low fugitive emission requirements.)
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E. Extended PFA shaft over-molding
Enhances stem sealing, eliminates leak paths, and shields the stem from corrosive media.
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F. PFA disc over-molding
PFA resin is mechanically bonded to the base metal to enable vacuum capability.
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G. Streamlined disc
Engineered for maximum flow.
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H. High-strength, one-piece 17-4 stainless steel disc and stem
Standard for improved reliability.
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I. Energized flange seal
Maintains proper sealing between valve and flange.
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J. Mechanically retained seat energizer
Wide elastomer seat energizer rests in a machined body groove to enable end-of-line service at full working pressure.
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