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Уплотнительные прокладки из ПТФЭ – высокоэффективные и коррозионностойкие.

Material: PTFE fiber or yarn
Structure: Braided, square, or round cross-section
Temperature Range: -260°C ~ +260°C (short-term +280°C)
Pressure Capability: Depends on braid density and operating conditions
Friction Coefficient: Low, self-lubricating
Chemical Resistance: Almost all acids, alkalis, solvents, and oxidizers
Compliance: Industrial, food-grade, potable water, biocompatible
Installation: Flexible, easy to cut and fit packing chambers

Описание продукта

PTFE Packing Seals for Corrosion-Resistant Applications

PTFE packing seals are engineered for superior chemical resistance and high-temperature performance, ideal for sealing rotating and reciprocating pumps and valves. Perfectly suited for harsh media, including strong acids, bases, and organic solvents.


Key Features of PTFE Packing

  • Unmatched Chemical Inertia: Resistant to almost all chemicals, including strong acids, alkalis, solvents, and oxidizers.

  • Extreme Temperature Range: Operates from -260°C to +260°C, with short-term tolerance up to +280°C, maintaining flexibility and sealing integrity.

  • Self-Lubricating and Pure: Low friction reduces shaft and valve wear while preventing contamination of process fluids.

  • Exceptional Mechanical Strength: Dense braided structure provides superior wear, extrusion, and creep resistance, ensuring long service life.


Types of PTFE Packing

  • Pure PTFE: Maximum chemical purity for the most sensitive media.

  • Lubricated PTFE: Infused with graphite or molybdenum disulfide for excellent self-lubrication, ideal for high-speed rotating equipment.

  • Composite Reinforced: Embedded with glass, carbon, or aramid fibers to enhance compression strength and wear resistance for high-pressure or abrasive applications.


Приложения

  • Chemical & Pharmaceutical Industry: Sealing sulfuric acid, caustic solutions, and solvents in pumps, reactors, and valves.

  • Food & Beverage Processing: FDA/USDA-certified options are safe for pumps, mixers, and filling machines.

  • Semiconductors & Electronics: Provides contamination-free sealing for ultrapure water, etching solutions, and CMP slurry lines.

  • Oil & Gas: Reliable valve and pump sealing for acid gases, hydrocarbons, and chemical injection systems on offshore and onshore platforms.

  • Power & Pulp & Paper: High-temperature, high-pressure, and slurry-resistant sealing for boilers and pumps.


Why Choose PTFE Packing

  • Advanced Braiding Technology: Multi-directional braid ensures uniform radial sealing, minimizing deformation.

  • Flexible Formulations: Tailored for chemical purity, lubrication, or mechanical reinforcement.

  • Regulatory Compliance: Industrial, food-grade, potable water, and biocompatible options meet global standards.

  • Installation-Friendly: Soft, easily cut material fits various packing chambers, reducing maintenance time.

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