PTFE BUSHES/TUBES

PTFE BUSHES/TUBES

PTFE with its versatile characteristics like wide temperature withstanding capacity From -180o C to +260oC, chemically inert, excellent dielectric properties, low water absorption, lowest co– efficient of friction, resistance to ultra violets rays, non adhesive, non –ageing etc. has wide industrial applications in

  • Chemicals
  • Petrochemicals
  • Bio-medical
  • Electrical
  • Electronic
  • Mechanical
  • Aeronautical
  • Environmental
  • Defence & space engineering applications

PTFE BUSHES / TUBES (MOULDED)

  • OD: 19mm to 300mm
  • ID: 12mm to 275mm
  • Length: 100mm (Standard)
  • Make to Order: Other OD, ID & length are available as per customer’s requirements
  • Filled Grades: Glass fibres, Carbon, Graphite, Molybdenum disulphide & Bronze

PTFE BUSHES / TUBES (EXTRUDED)

  • OD: 3.00 to 63mm
  • ID: 1mm to 50mm
  • WT: 0.80 mm to 15mm
  • Length: Continuous
  • Make to Order: Other OD, ID & length are available as per customer’s requirements
  • One of the most stable thermal plastic, functions from -180oC to + 260oC.
  • Resistance to virtually all corrosive material, Moisture & U.V.
  • Very low co-efficient of friction
  • Non-stick, Non-flammable, Non-toxic
  • Excellent dielectric properties & tensile strength even at low temperatures
  • PTFE is approved by the Food and Drug Administration & can be used food, beverage, cosmetics and pharmaceutical applications.
  • PTFE Gasketing material: Gaskets, Washers, O/D/V/U rings, Piston Rings.
  • PTFE Expansion Joints / Bellows.
  • PTFE Ball Valves Seats / Seals / Diaphragms.
  • PTFE Laboratory Ware: Beakers, Plug Cock.
  • PTFE Linings of Reactors, Storage Vessels / Pipes and Flanges.
  • PTFE Bearings for Conveyor belts.
  • PTFE Nozzles for SF6 circuit breakers.
  • PTFE Barb Insulators.
  • PTFE Connectors.
  • Composition: PTFE (Poly Tetra Fluoro Ethylene) (Teflon)
  • Specific Gravity: 2.17 gms / Cm3
  • Tensile Strength: 210-350 Kgf / Cm2
  • Elongation: 250 – 400%
  • Hardness: 52 – 58% Shore D
  • Water Absorption: 0.01
  • Heat Resistance: - 250oC to + 260oC
GRADES OF PTFE
FILLER CONTENTS
PROPRERTIES
Pure PTFE
0%
Excellent chemical resistance
Outstanding Electrical properties
Excellent Flexural properties
Glass filled PTFE
15-25%
High compressive strength
Excellent chemical resistance
Better wear resistance
Carbon Filled PTFE
25-35%
Lower coefficient of friction
High compressive strength
Better wear resistance
Better electrical conductivity
Graphite filled PTFE
15%
Better chemical resistance
High compressive strength
Better wear resistance
Better electrical conductivity
Improved frictional properties
Bronze filled PTFE
40-60%
Better thermal conductivity
Lower coefficient of friction
High compressive strength
Excellent wear resistance
Excellent chemical resistance