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Teflon Bar Teflon Bar Teflon Bar Teflon Bar Teflon Bar

Teflon Bar

850.0 INR/Roll
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Product Details:

  • Material PTFE (Polytetrafluoroethylene) / Teflon
  • Standard ASTM / DIN / ISO as per manufacturer
  • Finish Smooth, White Finish
  • Application Chemical industry, electrical insulation, mechanical applications, gasket and sealing solutions
  • Processing Extrusion / Compression Molding
  • Technique Extruded, Molded, or Machined
  • Specific Use Excellent for high-temperature and non-stick applications, corrosion-resistant engineering parts
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Teflon Bar Price And Quantity

  • 850.0 INR/Roll
  • 1 Roll

Teflon Bar Product Specifications

  • ASTM / DIN / ISO as per manufacturer
  • PTFE (Polytetrafluoroethylene) / Teflon
  • Virgin/PTFE or Filled Grades
  • Available from small (6mm) to large (150mm+) diameters or customized
  • Excellent for high-temperature and non-stick applications, corrosion-resistant engineering parts
  • Extruded, Molded, or Machined
  • Extrusion / Compression Molding
  • Chemical industry, electrical insulation, mechanical applications, gasket and sealing solutions
  • Smooth, White Finish
  • Custom Lengths (commonly 1 meter or on request)
  • As per DIN/ISO standards or Customer Specification
  • Solid Bar / Rod
  • 2.1 to 2.2 g/cm3
  • 327C
  • -200C up to +260C
  • Shore D 50-60
  • White or Off-White
  • <0.01%
  • Excellent Insulation
  • 0.04 (Very Low)
  • Inert to almost all industrial chemicals

Product Description

Teflon barschemically known as Polytetrafluoroethylene (PTFE) bar stockare high-performance engineering thermoplastic profiles (rounds, squares, sheet/flats, and hollow tubes). They are widely specified for extreme environments requiring near-zero friction, exceptional chemical inertness, wide thermal stability, and high dielectric strength.

Common PTFE Grades & Compound Fillers

While Virgin PTFE offers the highest purity and electrical insulation, unfilled PTFE is prone to mechanical deformation under continuous load ("cold flow" or creep). Commercial bars are frequently alloyed with performance fillers:

Grade / Compound Composition Key Advantages Typical Applications
Virgin PTFE 100% Pure PTFE Maximum chemical resistance, FDA food contact compliance, superior dielectric strength. Chemical seals, gaskets, labware, electrical insulators.
Glass-Filled (1525%) PTFE + Glass Fiber Significantly reduced cold flow/creep, increased wear resistance, higher compressive strength. Valve seats, structural gaskets, heavy-duty mechanical bearings.
Carbon-Filled (1525%) PTFE + Carbon Powder Enhanced wear resistance, high thermal conductivity, antistatic / electrically conductive options. Piston rings, dynamic seals, high-speed dry bearings.
Bronze-Filled (4060%) PTFE + Bronze Powder Highest hardness and compressive strength, superior thermal dissipation, low deformation under load. Hydraulic piston guides, wear bands, heavy-duty sliding bearings.
Graphite-Filled (515%) PTFE + Graphite Ultra-low coefficient of friction, excellent dry-running properties, non-abrasive to mating soft shafts. Dry seals, sleeve bearings in non-lubricated systems.

Technical Performance Characteristics

  • Temperature Range: Continuous operating limits from -200C to +260C (-328F to +500F).

  • Coefficient of Friction: Extremely low static/dynamic friction ($mu approx 0.05 text{ to } 0.10$), preventing stick-slip behavior.

  • Chemical Inertness: Impervious to virtually all industrial chemicals, solvents, and acids (attacked only by molten alkali metals and elemental fluorine at high pressures).

  • Water Absorption: Non-hygroscopic ($< 0.01%$), ensuring dimensional stability in humid or submerged applications.

  • Machinability: Easily turned, milled, and drilled using standard metalworking tooling, though sharp tools and high speeds are required to prevent stock deflection.



Engineered for Extreme Environments

Teflon bars are designed to meet the needs of industries where temperature extremes, chemical exposure, and friction reduction are priorities. Their non-stick surface, resistance to almost all chemicals, and ability to operate efficiently from -200C up to +260C make them a critical material in chemical, mechanical, and electrical applications.


Versatile Dimensions and Custom Manufacturing

Whether you need small rods or large diameters, Teflon bars can be custom-manufactured to precise specifications. Producers use extrusion, compression molding, or machining to meet DIN/ISO tolerance requirements, ensuring each bar fits your exact engineering and manufacturing demands.

FAQ's of Teflon Bar:


Q: How is a Teflon bar typically manufactured?

A: Teflon bars are produced using techniques such as extrusion, compression molding, or machining. The choice of manufacturing process depends on the dimensional requirements and intended application. These methods ensure consistent quality, smooth finish, and adherence to ASTM/DIN/ISO standards.

Q: What are the main benefits of using PTFE (Teflon) bars in industrial applications?

A: PTFE bars provide excellent chemical resistance, withstand high and low temperatures, and feature a non-stick, low-friction surface. These properties enhance the longevity of components exposed to corrosive substances, reduce maintenance, and improve energy efficiency in moving parts.

Q: When should Teflon bars be chosen over other materials?

A: Teflon bars are ideal when your application demands high temperature and chemical resistance, superior electrical insulation, or low water absorption. They are especially beneficial in the chemical, electrical, mechanical, and food processing industries, particularly where other materials may degrade or fail.

Q: Where are Teflon bars commonly used?

A: Teflon bars are widely used in the chemical industry for lining, gaskets, and sealing solutions. They also serve as efficient electrical insulation components, mechanical parts, and rollers in conveyor systems due to their non-stick properties and durability.

Q: What is the typical usage process for Teflon bars?

A: After manufacturing, Teflon bars can be cut or machined further to fit specific dimensions or components. They are then installed in demanding environments as bushings, seals, insulators, or structural elements, thanks to their chemical inertness and thermal stability.

Q: Can the dimensions and grades of Teflon bars be customized?

A: Yes, Teflon bars are available in a wide range of diameters, from 6mm to over 150mm, and in custom lengths, most commonly 1 meter or as requested. Both virgin and filled PTFE grades are offered, and tolerances can be supplied as per DIN/ISO standards or according to customer specifications.

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