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Composite Marine and Industrial Bearings

Material Properties

orkot marine bearing - composite bearing
   

Material Properties

Table 1: Metric

Properties

Unit

TLM Marine

TXM Marine

Compressive Strength

Normal to Laminate

N/mm2

>300

>280

Parallel to Laminate

N/mm2

>90

>90

Tensile Strength

N/mm2

>60

>55

Flexural Strength

N/mm2

>65

>65

Elastic Modulus

Bending

N/mm2 x 104

0.19

0.18

Tensile

N/mm2 x 104

0.32

0.32

Shear Strength

N/mm2

80

80

Impact Strength (ISO179/1987 Charpy Impact Unnotched)

Normal to Laminate

KJ/m2

122

122

Hardness - Rockwell M

100

100

Density

g/cm3

1.3

1.3

Swell in Water, % of wall thickness

%

<0.1

<0.1

Operating Temperature Range for normal use. (Without special precautions)

oC

-30/65

-30/65

Max operating temperature

oC

130

130

Min. operating temperature

oC

-40

-40

Thermal Expansion Coefficient

20 - 100 °C (per °C x 10-5) Normal to laminate

oC x 10-5

9 - 10

9 - 10

Perpendicular to laminate

oC x 10-5

5 - 6

5 - 6

Sliding Properties

Typical coefficient of friction running dry against a corrosion resistant surface such as stainless steel. Bearing pressure 15N/mm2

0.13

0.05 - 0.10

 

Material Properties

Table 2: Imperial

Properties

Unit

TLM Marine

TXM Marine

Compressive Strength

Normal to Laminate

lbs/in2

>43511

>40611

Parallel to Laminate

lbs/in2

>13053

>13053

Tensile Strength

lbs/in2

>8702

>7977

Flexural Strength

lbs/in2

>9427

>9427

Elastic Modulus

Bending

lbs/in2 x 104

27.557125

26.10675

Tensile

lbs/in2 x 104

46.412

46.412

Shear Strength

lbs/in2

11603

11603

Impact Strength (ISO179/1987 Charpy Impact Unnotched)

Normal to Laminate

KJ/in2

0.079

0.079

Hardness - Rockwell M

100

100

Density

lbs/in3

0.047

0.047

Swell in Water, % of wall thickness

%

<0.1

<0.1

Operating Temperature Range for normal use. (Without special precautions)

oF

-22/149

-22/149

Max operating temperature

oF

266

266

Min. operating temperature

oF

-40

-40

Thermal Expansion Coefficient

68 - 212 °F (per °F x 10 -5)

Normal to laminate

oF x 10-5

5.0 - 5.5

5.0 - 5.5

Perpendicular to laminate

oF x 10-5

2.7 - 3.3

2.7 - 3.3

Sliding Properties

Typical coefficient of friction running dry against a corrosion resistant surface such as stainless steel. Bearing pressure 2175lbs/in2

0.13

0.05 - 0.10

 
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