BECHEM BERUCOAT AK 376 BK

Air drying PTFE anti friction coating

Examples of Application
·  Top Coating e.g. for coated screws
·  Minimization of noise, which are generated by oscillations and vibrations, mainly in the interior region in connection with the materials plastic, leather and textile
·  In the area of door trims and sun roofs
·  Automotive and supplier industry

Material combinations
·  Steel / steel
·  Steel / plastic
·  Plastic / plastic

Properties
·  Good noise damping
·  Very good adhesion on metal surfaces
·  Dust and dirt repellent
·  Reduction of the friction force and the stick slip effect
·  Good corrosion protection

Characteristic data
·  Service temperature : -40 °C to +120 °C

 

Appearance

Black

AA_003-22

Density at 20 °C

g/cm3 1.1 – 1.2

AA_003-9 acc. to DIN 51 757

Kin. viscosity at 20 °C nozzle 4

s 18 – 21

AA_003-121 acc. to DIN EN ISO 2431

Solid content

% 42 – 47

AA_003-120

 

Composition

·  PTFE

·  Organic binder

·  Solvent : Water

Instructions for application

·  Parts must be cleaned and degreased thoroughly before coating

·  Improved adhesion on the surface by : sandblasting and/or phosphatizing

·  Adhesion improvement on the plastics is achieved through : degreasing, pre treatment using a primer, plasma or a corona

·  Coating must be stirred well before use

·  Application by spraying, dipping or brushing

·  Drying time in air : approx. 20 minutes

·  Drying time accerelated at 40 °C : approx. 5 minutes

·  Spraying conditions e.g. : 0.8 mm nozzle, 2 bar spray pressure 30 cm spraying distance to component surface

·  Optimal thickness of coating : approx. 5 – 20 μm

·  Recommended diluting agent : water

Shelf life

·  At least 9 months from date of production when stored at ambient temperatures (approx. 20 °C) in the original sealed container

And more…