Poly-Smith PTFE 40 BRR-LF

40 BRR PTFE is a composition by weight % and filler description of 60% Virgin PTFE and 40% ± 2% Irregular Bronze Powder Anti-Oxidant. Poly-smith is supplier of PTFE in Compression Molding, Blending, Free Flow, and Pre-Sintered grades. We also offer all filled granular compounds, in Low Flow, Free Flow, and Pre-Sintered forms, as well as Reprocessed PTFE. We only source the finest grades of PTFE from ISO Certified Suppliers both worldwide and domestically. You can be confident that we can and will supply the exact material needed for your specific application.

Polymer Name: Polytetrafluoroethylene (PTFE)

Fillers Included: Bronze

Additives Included: Antioxidant

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Identification & Functionality

Additives Included
Chemical Family
Fillers Included
Plastics & Elastomers Functions
Technologies
Composition by Weight % and Filler Description
  • 60% Virgin PTFE
  • 40% ± 2% Irregular Bronze Powder Anti-Oxidant

Features & Benefits

Labeling Claims
Product Highlights

Bronze filler offers better dimensional stability, higher thermal conductivity, lower creep and cold flow. It also provides improved hardness, lower wear, and a higher comprehensive strength.

Applications & Uses

Markets
Plastics & Elastomers End Uses
General Applications

This grade is recommended as a good bearing material and is preferable to glass fiber at higher speeds, where its greater thermal conductivity is put to use.

Properties

Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Tensile Strength (Cross Direction)min. 20MpaASTM D 4745
Elongation (Cross Direction)200%ASTM D 4745
Specific Gravity3.05 - 3.15ASTM D 4745
Bulk Densitymin. 600g/lASTM D 4745
Hardness62 - 68Shore DASTM D 2240
Diametric Shrinkage1.7 - 2.7%ASTM D 4745
Processing Parameters
ValueUnitsTest Method / Conditions
Maximum Sintering Temperature370ºC
Recommended Mold Pressure45 - 50Mpa

Regulatory & Compliance

Quality Standards

Safety & Health

Warning

This product is a fluoropolymer so normal precautions should be followed.