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Guarniflon G403/GLASS

Guarniflon G403/GLASS is a PTFE grade - virgin and compounded - certified and approved according to international standards for food and drinking applications. It is certified and approved according to international standards for applications in the food and drinking water sectors.

Polymer Name: Polytetrafluoroethylene (PTFE)

Reinforcement Material: Glass Fibers

Physical Form: Rods, Sheets, Tube

Density: 3250.0 - 3350.0 kg/m³

Features: Chemical Resistant, Good Compressive Strength, Good Thermal Conductivity, Low Thermal Expansion, Wear Resistant

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Fillers Included
Reinforcement Material

Features & Benefits

Property
  • Enhanced wear resistance.
  • Enhanced chemical resistance (except for alkali and hydrofluoric acid).
Product INFO

Guarniflon can offer an extremely wide range of skived tapes, sheets, extruded and molded rods and tubes, in compounded PTFE from G series. Dimensions and relevant tolerances are included in the Dimensional Brochure. Tapes, sheets and finished products can be supplied etched.

Applications & Uses

Plastics & Elastomers End Uses
Applications

Valve seats, seals, bearings, requested to resist sliding and chemicals. Suitable for bearings working at low PV values.

Properties

Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Specific Gravity2.18 - 2.24g/cm3ASTM D792
Hardnessmin. 60Shore DASTM D2240
Tensile Strengthmin. 17N/mm2ISO 527
Elongation at Breakmin. 250%ISO 527
Deformation Under Load (13,7 N/mm2, 24 h at 23°C)max. 14%AASTM D621
Permanent Deformation (After 24 h Relaxation at 23°C)max. 7%AASTM D621
Coefficient of Linear Thermal Expansion 25-100°C11 - 1310-5(mm/mm)/°CASTM D696
Coefficient of Dynamic Friction0.12-ASTM D1898
Volume Resistivity at 500 V10^12Ω.cmASTM D261

Regulatory & Compliance

Certifications & Compliance