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Graphite Engineered Solutions WonderFill

CAS Number
7782-42-5
EC Number
231-955-3
Chemical Name
Graphite

Graphite Engineered Solutions WonderFill is a highly graphitized (>99.999% Carbon) powder form of irregularly shaped particulates. The particles are composed of discontinuous segments of resin infused carbon fiber bundles. Each particle is composed of approximately half fiber and the other half carbonized resin. The aspect ratio of these particles varies from 1:1 to over 500:1. The range of WonderFill grades provide powders that vary from fairly coarse grades (high aspect ratio) to ultrafine grades (low aspect ratio).

Properties

Physical Form
  • Powder
  • Solid

Other characteristics

End Uses
Batteries, Bearings, Pipes, Tanks
Features

Chemical Resistant, Electrically Conductive, Excellent Chalk Resistance, Good Thermal Conductivity, Hydrophobic, Prevents Thermo-Oxidative Degradation, Wear Resistant

Functions
Filler
Markets
  • Electrical & Electronics
  • Industrial
PACKAGING

10"x10"x10" box with poly bag; weighs 25lbs; pallet quantity 27 boxes.

Processing

WonderFill is commonly used as a filler or reinforcement to various resin (thermoset and thermoplastic) type product formats where it imparts its unique Z axis properties to the resulting composite structure. With it's highly graphitized and high density format, it is quite suitable for high temperature processing without changing any of the useful properties it possesses. The range of particle sizes allows for a wide range of loading percentages up to 65% to meet specific engineering requirements. All WonderFill products retain their material product form during manufacturing, packaging and shipping so no excessive clumping or agglomeration occurs prior to customer's processing. These materials have been used in multiple manufacturing techniques including injection molding, paper making, BMC/SMC processes, extrusion, rotational molding and many other diverse additive processes. Molded components have been machined by various processes very easily.

Technology
  • Elastomers
  • Plastics
Packaging Type
  • Bags
  • Boxes
Characteristic

High electrical / thermal conductivities; Excellent chemical resistance; Exceptional wear resistance; Enhanced Z axis performance; Low coefficient of thermal expansion ( CTE ); Reduced radar signature; High thermal oxidative stability ( 750˚ F unshielded ); No chalking off of surface; Hydrophobic

Material Features
  • Chemical Resistant
  • Electrically Conductive
  • Excellent Chalk Resistance
  • Good Thermal Conductivity
  • Hydrophobic
  • Prevents Thermo-Oxidative Degradation
  • Wear Resistant
Common Applications
  • Battery Components
  • Fuel Cell Substrates
  • Static Discharge Substrates
  • Conductive Surfacing Veils
  • Conductive Flooring
  • EMI/RFI Shielding
  • Medical Electrodes
  • Antenna Systems
Chemical Inventories
TSCA (USA)
Plastics and Elastomers End Uses
  • Batteries
  • Bearings
  • Pipes
  • Tanks
Plastics and Elastomers Functions
Filler

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