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FLEX AT-20 Stahl
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FLEX AT-20 Stahl

FLEX AT-20 Stahl

General Characteristics

AT Profile- 20 mm Pitch FLEX White TPU Timing Belt Steel Cords.

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FLEX AT-20 Stahl

Technical Information

Profile
AT
Pitch
20.00 mm 0.79 in
Max Width
200.00 mm 7.87 in
Min Welded Length
mm in
Max Welded Length
mm in
Hardness
92 Shore A | ISO 868
Material
PU
Cord
Steel

Tolerance

Length
+/- 0.80 mm/m
Width
+/- 1.00 mm/m
Height
+/- 0.40 mm/m

Special Features

PAZ - nylon fabric on teeth
PAR - nylon fabric on back
FLEX AT-20 Stahl
FLEX AT-20 Stahl

Specifications

Standard Width
(mm)
Weight
(gr/m)
Max Load
(N)
Max Woad Welded
(N)
Breaking
(N)
Elongation
(N/mm*m)
25
247
5.190
20.760
32
316
6.055
24.220
50
493
10.380
41.520
75
740
15.570
62.280
100
987
20.760
83.040
150
1.480
32.005
128.020

Pulley teeth and idler diameter

Requirements for pulleys and tension roller
Min number of teeth
Min Diameter (mm)
Diameter of tension roller (mm)
No Counter Flexion
18
111,75
120
With Counter Flexion
25
156,32
180

Tooth force for power calculation

Speed (1/min)
0
25
50
75
100
250
500
1000
2000
Tooth Force (N/mm)
15,14
14,81
14,41
14,20
13,87
12,61
11,04
9,08
6,82

Technical pulley data

Number of teeth
Outside Diameter
(mm)
Effective Diameter
(mm)
Diameter of Flange
(mm)
18
111,75
114,59
122
19
118,12
120,96
128
20
124,48
127,32
134
21
130,85
133,69
141
22
137,22
140,06
147
23
143,58
146,42
153
24
149,95
152,79
160
25
156,32
159,16
166
26
162,68
165,52
173
Number of teeth
Outside Diameter
(mm)
Effective Diameter
(mm)
Diameter of Flange
(mm)
27
169,05
171,89
179
28
175,41
178,25
185
30
188,15
190,99
198
32
200,88
203,72
211
36
226,34
229,18
236
40
251,81
254,65
262
44
277,27
280,11
274
48
302,74
305,58
313

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Belt catalog

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