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Tufnol Grade 10G/40

Tufnol Grade 10G/40 is a high-quality epoxy resin bonded glass fabric laminate. It offers very high mechanical strength and low moisture absorption, combined with excellent electrical properties, under both dry and humid conditions. They are rigid materials with good dimensional stability and good resistance to a wide range of working environments. This is the most widely used grade, suitable for continuous use at temperatures up to approximately 130°C (Class B).

Properties

Physical Form
  • Fabric
  • Rods
  • Sheets

Product families

Applications

Industrial — Chemical & Industrial Manufacturing
  • Equipment & Parts

Product Families

Composite Materials — Prepregs & Molding Compounds
  • Laminates

Other characteristics

End Uses
Cryogenic Applications, Jigs
Functions
Laminate
Polymer Name
Epoxy Resins & Compounds
Reinforcement Material
Glass Fibers
Color
Natural
Markets
Industrial
Technology
Composite Materials
Specifications

NEMA* - Grade 10GI40 Sheet & Rod - NEMA L-1-1983 Type G10. *Testing and certification to these standards is subject to special enquiry. Standard quality testing is to British Standards.

Composites End Use
  • Cryogenic Applications
  • Jigs
Material Features
  • Consistent High Quality
  • Dimensional Stability
  • Excellent Mechanical Strength
  • Good Electrical Properties
  • Good Rigidity
  • High Performance
  • High Strength
  • Low Moisture Absorption
Reinforcement Form
Woven Fabric
Composite Materials Functions
Laminate
What is Grade 10G/40 used for?

These high-performance materials are used for a very wIde variety of applications where high strength, rigidity dimensional stability and electrical performance are required.; Applications such as insulation in large turbine generators, components for cryogenic superconducting magnets, high-strength bolt insulation in structures, jigs for electro-chemical machining and structural insulation for high peformance electronic equipment, these are typical of the many uses to which this material is put.; However, due to the abrasive nature of the high glass fiber content, epoxy glass grades are not normally selected for wearing or bearing applications.

Technical data

Table 1 of 1

24 rows
CharacteristicValueUnit
Cross Breaking Strength490.0MPa
Impact Strength (Notched, Charpy)60.0kJ/m²
Compressive Strength (Flatwise)415.0MPa
Compressive Strength (Edgewise)300.0MPa
Tensile Strength355.0MPa
Youngs Modulus17.7GPa
Water Absorption (1.6mm Thick)5.0mg
Water Absorption (3mm Thick)7.0mg
Water Absorption (6mm Thick)10.0mg
Water Absorption (12mm Thick)15.0mg
Electric Strength (Flatwise in Oil, 90°C, 1.6mm Thick)17.0MV/m
Electric Strength (Flatwise in Oil, 90°C, 3mm Thick)15.0MV/m

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