UNAFLEX® Combined Exclusive Technologies PTFE Proucts

Our expertise and manufacturing capabilities include a full range of Rubber Expansion Joints, Flue Ducts, Flexible Rubber Pipe Connectors, Custom Rubber Hose, Metal Hose, Pump Connectors, and Metal Bellows Type Expansion Joints....also available in our solid PTFE expansion joints.

This site guides you in the selection and installation of our Metal / Elastomeric/ PTFE Bellows type Expansion Joint, Metal/ Elastomeric/ PTFE Hose and Pump Connectors for use in pipe lines and process vessels to absorb motion and vibration in the system. Our designs incorporate the latest recommendation of the Expansion Joint Manufacturers Association and the Fluid Sealing Association.

We are a full-service engineering organization offering a full range of products in the highest grades of elastomers and Stainless Steel as well as exotic alloys including Monel®, Inconel® and Hastelloy®.

Quality control at UNAFLEX® is rigorous and complies with requirements of MIL-1-45208 and MIL-Q-9858. We are ISO 9001:2008 certified and our expansion joints also comply with US Coast Guard requirements.

PTFE is a synthetic fluoropolymer which finds numerous applications due to its non-stick nature and resistance to certain chemicals.

  • Elastomeric covering on solid PTFE and PTFE-lined metallic Expansion Joints... for environmentally corrosive applications
  • Kevlar® reinforcement overlay to increase working pressures and provide additional safety factors for PTFE Expansion Joints
  • PTFE-lined Flexible Hose, up to 48 inches in diameter and 50 feet in length

Formed PTFE Styles

Style 112

Style 113

Style 115

Styles 112, 113 and 115 Style 112 Style 113 Style 115
  • Solid-moulding PTFE
  • Withstands higher pressures and temperatures
  • Ideal for installation where space limitations are a factor
  • Available in two, three and five convolution construction
  • Lightweight design
  • Corrosion resistant

SecureFlex Peroxide-Cured
EPDM & Kevlar® Reinforced
Single and Double Arch

Dura-Perm Combined Technology PTFE and Rubber

Metal PTFE

SecureFlex SecureFlex Single Arch SecureFlex Double Arch Duraperm Metal PTFE
  • Moulded and vulcanized in hydraulic presses for a smooth finished product
  • Single, double, concentric and eccentric construction available
  • Available in Viton®, EPDM, Butyl, Pure Gum and Nitrile
  • Flanges are laser cut from carbon steel and other available alloys
  • The excellent chemical resistance of PTFE
  • The flexibility of rubber expansion joints
  • Thermal stability
  • Anti-stick properties
  • Available in multiple arch, taper, offset and special constructions
  • PTFE tube formed into a Stainless Steel, Inconel®, Monel,® or Hastelloy® corrugated tube
  • Absorbs pipe movement and stress
  • Isolates mechanical vibration
  • Reduces system noise
  • Protects against surge forces

Flexible Pipe Connectors

PTFE Lined Metal
Pump Connectors

Control Units

Flexible Pipe Connectors PTFE Lined Metal Pump Connector Control Unit
  • PTFE and elastomeric flanges accommodate standard, metric or special drilled flange
  • Beaded ends also available
  • Smooth core PTFE liner
  • Available with standard or metric flanges
  • Lengths up to 50' available
  • Control units are always recommended as an additional safety factor, preventing damage to the connector and associated equipment.
  • Our experts will recommend the units appropriate for your installation

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