NYE-TEF™ Electroless Nickel Composite Coatings

NYE-TEF™ is a composite coating consisting of an autocatalytically applied nickel/phosphorus matrix in which submicron particles of polytetrafluoroethylene (PTFE) have been dispersed.

As produced by metal finishing specialist at Electro-Coatings, the NYE-TEF™ composite coating is unique for its wearing properties and extremely low coefficient of friction. The dispersed particles of PTFE, in the range of 15-20% in the electroless nickel matrix, remain throughout the coating’s life.

NYE-TEF™ Electroless nickel composite coating offers a unique combination of properties which include:

LOW FRICTION/SELF-LUBRICATION SURFACE
The dry lubricant PTFE is one of the lowest friction materials known. Although rather soft in its bulk form, PTFE particles suspended and constrained in the supporting nickel matrix provide an excellent low-friction surface.

WEAR RESISTANCE
Electroless nickel has a hardness of approximately 48Rc. The deposit hardness, coupled with the low friction PTFE, provides an excellent wear and abrasion-resistant finish.

UNIFORM THICKNESS
The NYE-TEF™ coating deposition process is autocatalytic resulting in extreme uniformity of thickness to within +/- 10%. This provides uniform coating even of hidden surfaces.

CORROSION RESISTANCE
NYE-TEF™ coatings have a non-crystalline structure, providing superior resistance to wear.

EXCELLENT ADHESION
Chemical bonding of the coating ensures strong adhesion to the metal substrate.

 

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electroless nickel composite coating

NYE-TEF PTFE Composite Coating, Electro-Coatings, Inc.
PROPERTIES OF NYE-TEF™ PTFE COMPOSITE ELECTROLESS NICKEL
Density 6.8-7.1 gm/cm3
Internal Stress -3 to + 3 kpsi
Magnetic Susceptibility 10-4 MKS
Electric Resistivity 130-200 µ Ω-cm
Thermal Expansion 6.7 µ in/in °F
Thermal Conductivity 0.12-0.18 W/cm-°K
Tensile Strength 60 kpsi
Modulus of Elasticity 200 Gpa (28 x 106 psi)
Ductility 0.5-1.0% elongation
Coefficient of Friction VS. Steel 0.1-0.3
NYE-TEF PTFE Composite Coating, Electro-Coatings, Inc.
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