NE Material:

mixed cellular polyurethane

Colour:

blue

Area of application:

compression load

Standard Sylodyn range

NF

deflection

(depending on shape factor)

Static load limit:

up to 0.75 N/mm2

approx. 10%

Operating load range:

up to 1.20 N/mm

approx. 20%

2

Sylodyn®

NE

(static plus dynamic loads)

Load peaks:

up to 5.0 N/mm2

ND

approx. 50%

(short term, infrequent loads)

NC Standard dimensions on stock: thickness:

12.5 mm with Sylodyn NE12 25 mm with Sylodyn NE25

rolls:

1.5 m wide, 5.0 m long

stripes:

max. 1.5 m wide, 5.0 m long

NB 10

0.1

1

MATERIAL PROPERTIES

0.01

test methods

comment

tensile stress at break

4

N/mm2

DIN EN ISO 527-2/5A/100

minimum value

elongation at break

500

%

DIN EN ISO 527-2/5A/100

minimum value

tear strength

15

N/mm

DIN 53515*

minimum value

abrasion

80

mm3

DIN 53516

load 10 N, bottom surface

coefficient of friction (steel)

0.7

Getzner Werkstoffe

dry

coefficient of friction (concrete)

0.7

Getzner Werkstoffe

dry

compression set

10

thermal conductivity

0.1

2

%

11

DIN ISO 1827*

at static load limit

DIN 53515*

depending on frequency, load and amplitude (reference value)

DIN 53512

tolerance +/- 10% short term higher temperatures possible

further characteristic values on request * tests according to respective standards

All information according to our current state of knowledge. All data can be used for calculation and reference values and are subject to usual production tolerances. Subject to modifications and alterations at any time and without prior notice.

0.001

static load limit [N/mm2]

other dimensions (also thickness), as well as stamped and molded parts on request

| 2 |

NE

load Federkennlinien deflection curve

shape factor: q=6

2.0

12.5 mm

25 mm

1.6 37.5 mm

operating load range

specific load [N/mm2]

full surface bearing

50 mm 1.2

0.8

static load limit

0.4

0.0

0

1

2

3

4

5

6

7

8

9

10

11

12

deflection [mm]

shape factor: q=3

2.0

12.5 mm

25 mm

1.6

37.5 mm

operating load range

specific load [N/mm2]

strip bearing

50 mm

1.2

0.8

static load limit

0.4

0.0

0

1

2

3

4

5

6

7

8

9

10

11

12

deflection [mm]

shape factor: q=1.5

12.5 mm 1.6

25 mm 37.5 mm

operating load range

specific load [N/mm2]

point bearing 2.0

1.2 50 mm

0.8

0.4

0.0

0

1

2

3

4

5

6

7

8

9

10

11

12

deflection [mm]

Quasi-static load deflection curve measured at a velocity of deformation of 1% of the thickness per second; testing between flat steel-plates; recording of the 3rd loading; testing at room temperature

static load limit

modulus Elastizitätsmodul of elasticity

Eigenfrequenzen natural frequency

modulus of elasticity

natural frequency

shape factor: q=6

25

specific load [N/mm2]

E-modulus [N/mm2]

| 3 |

20

30 Hz 15

10 Hz

5

0

37.5 mm

1.6

0.4

0.8

12.5 mm

25 mm 1.2

50 mm

0.4

static

0.0

2.0

0.8

10

shape factor: q=6

1.2

1.6

0.0

2.0

5

10

15

specific load [N/mm2]

natural frequency

shape factor: q=3

25

specific load [N/mm2]

E-modulus [N/mm2]

modulus of elasticity

20

30 Hz

15

shape factor: q=3

37.5 mm 1.6

25 mm 1.2 12.5 mm

0.8

10

50 mm

5

0.4

static

0.0

0.4

0.8

1.2

1.6

0.0

2.0

5

10

15

specific load [N/mm ]

modulus of elasticity

natural frequency

20

30 Hz

15

10 Hz

specific load [N/mm2]

shape factor: q=1.5

25

20

25

natural frequency [Hz]

2

E-modulus [N/mm2]

25

2.0

10 Hz

0

20

natural frequency [Hz]

shape factor: q=1.5

2.0 37.5 mm

1.6

12.5 mm 1.2

25 mm 0.8

10

50 mm 5

0.4 static

0

0.0

0.4

0.8

1.2

1.6

2.0

specific load [N/mm2]

0.0

5

10

15

20

25

natural frequency [Hz]

Static modulus of elasticity as a tangent modulus taken from

Natural frequency of a single-degree-of-freedom system

the load deflection curve; dynamic modulus of elasticity due to

(SDOF system) consisting of a fixed mass and an elastic

sinusoidal excitation with a velocity level of 100 dBv re. 5·10-8 m/s;

bearing consisting of Sylodyn NE based on a stiff subgrade;

test according to DIN 53513

parameter: thickness of elastomeric bearing

| 4 |

disturbing frequency [Hz]

vibration isolation - efficiency 200

reduction of the transmitted mechanical vibrations by -40 dB/99%

180

implementation of an elastic bearing consisting of Sylodyn NE parameter: factor of transmission in dB, isolation rate in %

-30 dB/97%

160 140

-20 dB/90%

120 100 80

-10 dB/69%

60 -0 dB/0%

40 20 0

5

10

15

20

25

30

35

40

45

50

natural frequency [Hz]

relative deflection [% of thickness]

creep behaviour 12

increase in deformation under consistent loading parameter: permanent loading shape factor q=3

0.15 N/mm2

10

8

6

0.075 N/mm2

4

2

1d 0

0.1

1

10

100

1m

1a

1,000

10,000

10 a 100,000 1,000,000

period of loading [h]

dyn. E-modulus [N/mm2]

dynamic E-modulus at long term loading 25

change of dynamic modulus of elasticity under consistent loading parameter: load duration

100,000 h 20

shape factor q=3

1,000 h

15

10 h 10

0.1 h

5

0

0.0

0.4

0.8

1.2

1.6

2.0

permanent loading [N/mm2]

| 5 |

DMA-test (Dynamic Mechanical Analysis); tests within linear area of the load deflection curve, at low specific loads mechanical loss factor

dyn. E-modulus [N/mm2]

temperature dependency 10

8 30 Hz

6

0.6

0.5

0.4

10 Hz

0.3

4 0.2 30 Hz

2

0.1

0.0

0

-10

0

10

20

30

40

50

10 Hz

-10

0

10

20

30

50

DMA-tests; mastercurve with a reference-temperature of 21°C; tests within the linear area of the load deflection curve, at low specific loads

frequency dependency 8

mechanical loss factor

dyn. E-modulus [N/mm2]

40

temperature [C°]

temperature [C°]

6

0.6

0.4

4

0.2 2

0

10

1

100

0.0

1,000

1

10

100

dependency on loading velocity

dependency on amplitude

shape factor: q=3, thickness of material 25 mm

preload at static load limit; shape factor: q=3, thickness of material 25 mm

2.0

dyn. E-modulus [N/mm2]

specific load [N/mm2]

1,000

frequency [Hz]

frequency [Hz]

1.6

0.075 N/mm2/s

1.2

25

20

15

0.75 N/mm2/s 0.8

10

7.5 N/mm2/s

30 Hz 10 Hz

0.4

0.0

5

0

1

2

3

4

5

6

7

8

9

10

11

12

deflection [mm]

0

0.01

0.10

1.00

amplitude [mm]

| 6 |

Shape factor The shape factor is a geometric measure for the shape of an elastomeric bearing defined as the ratio of the loaded area and the area of sum of the perimeter surfaces.

shape factor =

definition:

loaded area

perimeter surface area

l·b

q=

for a rectangular shape:

loaded area

perimeter surface area

2 · d · ( l +b) perimeter surface area

influence of the shape factor on the deflection at the static load limit reference value: shape factor q=3

influence of the shape factor on the critical value of the static load limit reference value: shape factor q=3 critical value of static load limit [N/mm2]

50% 40%

30% 20%

decrease of deflection

10% 0%

increase of deflection

-10% -20%

0

1

2

3

4

5

6

0.85

decrease of critical value 0.75

increase of critical value 0.65

0.55

0.45

0

1

DB Sylodyn NE E Rev2

2

3

4

5

6

shape factor

shape factor

Getzner Werkstoffe GmbH

Nihon Getzner K.K.

Getzner Werkstoffe GmbH

Middle East Regional Office

Shinjuku Park Tower, 30th Floor

Herrenau 5,

Abdul - Hameed Sharaf Str. 114

3-7-1 Nishi-Shinjuku, Shinjuku-ku

A-6706 Bürs, Austria

Rimawi Center - Shmeisani

Tokyo 163-1021

Tel. + 43 / 55 52 / 201- 0

P.O. Box 961 303

Tel. + 81/ 3/ 53 26/30 30

Fax +43 / 55 52 / 201- 899

Amman 11196, JORDAN

Fax + 81/ 3/ 53 26/30 01

e-mail: [email protected]

www.getzner.at

© Copyright by Getzner Werkstoffe GmbH | 092004

60%

G3157/0603D

Elastic Sylomer-bearings are considered as: full surface bearing: shape factor > 4 strip bearing: shape factor between 2 and 4 point bearing: shape factor < 2

deviation [%]

The shape factor has an influence on the deflection and the static load limit respectively.

Subject to change.

(l...length, w...width, t...thickness)