Xylan (coating)
Encyclopedia
Xylan is a fluoropolymer
Fluoropolymer
A fluoropolymer is a fluorocarbon based polymer with multiple strong carbon–fluorine bonds. It is characterized by a high resistance to solvents, acids, and bases.-History:Fluoropolymers were accidentally discovered in 1938 by Dr. Roy J...

-based industrial coating. Generally, it is applied in a thin film to the target material.

Applications

Xylan is generally used to reduce friction
Friction
Friction is the force resisting the relative motion of solid surfaces, fluid layers, and/or material elements sliding against each other. There are several types of friction:...

, improve wear resistance, and for non-stick applications. Additionally, it can be used to protect a metal from corrosion
Corrosion
Corrosion is the disintegration of an engineered material into its constituent atoms due to chemical reactions with its surroundings. In the most common use of the word, this means electrochemical oxidation of metals in reaction with an oxidant such as oxygen...

. The most commonly known application is in non-stick cookware.

Properties

Xylan coating properties
Tensile Strength (ASTM D1708) 4000 - 5000 psi
Elongation (ASTM D4894) 50%
Impact Strength (ASTM D256) 13 ft - lb/in
Hardness (ASTM D2240) 60 - 90 HB (shore D)
Abrasion Resistance (Tabor) > 15 mg
Coefficient of Friction (ASTM D1894) .15 - .35 static
Dielectric Strength (ASTM D149) 1400 volts per mil
Use Temperature -100°F to 500°F max
Melting Point n/a
Thermal Conductivity n/a
Chemical Resistance (ASTM D543) good
Salt Spray Resistance (ASTM B117) excellent
Water Absorption (ASTM D570) < .03 %
Thickness .0008" - .002"
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