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Engineering and design plastics Ltd, 84 High Street, Cherry Hinton, Cambridge, Cambridgeshire, CB1 9HZ, UK.

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Whale Brand TUFNOL Cotton fabric laminate

 

Medium weave cotton/phenolic resin laminated plastic (SRBF - Synthetic resin Bonded Fabric)

 

A general purpose grade for mechanical applications.

Whale Brand TUFNOL is a good, general-purpose medium weave grade for mechanical applications.  It has excellent all round physical properties with strength, good toughness and wear resistance. It is used for electrical insulation at low voltages only.

 

What is Whale Brand used for?

Whale Brand is a most useful general purpose material and is the most popular grade for a wide range of mechanical applications and general uses, such as gears, spacers, jigs and fixtures, wear resistant components, low voltage insulation and many others.

 

TYPES AVAILABLE

 

Sheets

 

Rods

 

Tubes

 

Other sections

Natural colour

 

Yes

Yes

Yes

Yes

Black Whale Brand

.

Yes*

 

 

 

Graphite-impregnated Whale Brand

Yes*

Yes*

Yes*

Yes*

 

 

 

 

 

* Minimum order quantities may apply.

 

Click here for Whale Brand TUFNOL STANDARD SIZES

 

 

SPECIFICATIONS for Whale Brand TUFNOL

 

BRITISH STANDARDS

Current Standards

Recent Standards (now obsolete)

Sheet

BS EN 60893-3-4 Type PF CC 203

BS 2572 Type F2

Round Rod

BS EN 61212-3-3 Type PF CC 42

BS 6128 Part 2 Type PF CC 23

Rectangular Bar

BS 6128 Part 4 Type PF CC 43

 

Hexagon Bar

BS 6128 Part 6 Type PF CC 63

 

Round Tube

BS EN 61212-3-2 Type PF CC 33

BS 6128 Part 9 Type PF CC 92

Rectangular Tube

BS 6128 Part 13 Type PF CC 131

 

NEMA*

 

 

Sheet

NEMA LI-1-1983 Type LE

 

DIN*

 

 

Round Rod and Tube

DIN 7735 TYPE Hgw 2088 & 2089

 

 

*Testing and certification to these standards is subject to special enquiry.   Standard quality testing is to British Standards.

 

PHYSICAL PROPERTIES

Whale Brand TUFNOL Sheet

 

PROPERTY

TYPICAL RESULT

UNITS

Cross breaking strength

130

MPa

Impact strength, notched, Charpy

11.5

kJ/m2

Compressive strength, flatwise

310

MPa

Compressive strength, edgewise

200

MPa

Shear strength, flatwise

90

MPa

Tensile strength

68

MPa

Young's modulus

6.3

GPa

Water Absorption

 

 

- 1.6mm thk.

90

mg

- 3mm thk.

105

mg

- 6mm thk.

130

mg

- 12mm thk.

160

mg

Electric strength, flatwise in oil at 90ºC

 

 

- 1.6mm thk.

4.5

MV/m

- 3mm thk.

2.6

MV/m

- 6mm thk.

2.0

MV/m

Electric strength, edgewise in oil at 90ºC

12

kV

Insulation resistance after immersion in water

1x108

ohms

Relative density

1.36

-

Maximum working temperature**

 

 

- continuous

120

ºC

- intermittent

130

ºC

Thermal classification

Class E

-

Thermal conductivity through laminae

0.32

W/(mK)

Thermal expansion in plane of laminae

2.2

X 10-5/ K

Specific heat

1.5

kJ/(kgK)

 

Test methods as BS EN 60893-2, where applicable.

 

Whale Brand TUFNOL Round Tube

 

PROPERTY

TYPICAL RESULT

UNITS

Axial compressive strength

170

MPa

Cohesion between layers

130

MPa

Water absorption

3.2

mg/cm2

Insulation resistance after immersion in water

1x107

ohms

Relative density

1.35

-

 

Test methods as BS EN 61212-2, where applicable.

 

Whale Brand TUFNOL Round Rod

 

PROPERTY

TYPICAL RESULT

UNITS

Flexural strength

130

MPa

Water absorption

3.3

mg/cm2

Insulation resistance after immersion in water

1x107

ohms

Axial electric strength in oil at 90ºC

4

kV

Relative density

1.35

-

 

Test methods as BS EN 61212-2, where applicable.

  

**Users of highly stressed components at temperatures approaching the maximum are recommended to seek further advice.

 

The information given here is believed to be correct, but completeness and accuracy are not guaranteed. The user shall be fully responsible for determining the suitability of products for the intended use.