Page 9 - 1_usa.qxp

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Belt characteristics
• Polyurethane timing belt with steel tension cords
• Trapezoidal tooth profile according to DIN 7721 T1
• Metric pitch 5 mm
• Ideal for drives where high belt flexibility is requested
• Widely used for conveying, linear drive and light power tran-
smission applications
• Width tolerance: ±0,5 [mm]
• Length tolerance: ± 0,5 [mm/m]
• Thickness tolerance: ±0,2 [mm]
rpm
F
Uspez
[N/cm]
rpm
F
Uspez
[N/cm]
rpm
F
Uspez
[N/cm]
rpm
F
Uspez
[N/cm]
Belt width
b
[mm]
Allowable
tensile load
Type M
F
Tzul
[N]
Allowable
tensile load
Type V
F
Tzul
[N]
Breaking
load
Type M
F
Br
[N]
Specific
spring rate
C
spez
[N]
Weight
[kg/m]
10
16
25
32
50
75
100
360
570
900
1140
1800
2700
3600
90000
142500
225000
285000
450000
675000
900000
1500
2375
3750
4750
7500
11250
15000
180
285
450
570
900
1350
1800
0,021
0,034
0,053
0,067
0,105
0,158
0,210
Tooth shear strength
Other widths are available on request.
0
24,70
20
24,07
40
23,53
60
23,05
80
22,64
100
22,28
200
20,90
300
19,89
400
19,10
500
18,45
600
17,91
700
17,44
T5
Technical data
4500 11,25
5000 10,88
5500 10,55
6000 10,24
6500 9,96
7000 9,70
7500 9,46
8000 9,23
8500 9,01
9000 8,81
9500 8,62
10000 8,44
1900 14,21
2000 14,03
2200 13,71
2400 13,42
2600 13,14
2800 12,89
3000 12,65
3200 12,43
3400 12,22
3600 12,03
3800 11,84
4000 11,66
800
17,02
900
16,65
1000 16,32
1100 16,01
1200 15,73
1300 15,47
1400 15,22
1440 15,13
1500 15,00
1600 14,78
1700 14,58
1800 14,39
Load / Elongation [ % ]
Tooth shear strenght / rpm
The specific load F
Uspez
is the maximum load which one single
belt tooth 1 cm wide can withstand in all operating conditions.
This force is related to the drive rpm.
The total load F
U
transmissible by the belt in the dr ive is
calculated by:
F
U
[N] = F
Uspez
•
z
e
•
b
F
U
[N]
= peripheral force
F
Uspez
[N/cm] = specific load
z
e
= number of teeth in mesh in the small pulley
z
emax
= max. no of teeth in mesh to be considered
for the calculation of the drive
z
emax
= 12 for ELATECH
®
M
z
emax
= 6 for ELATECH
®
V
b [cm]
= belt width in cm
F
Uspez [N/cm]