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AT20 Steel (25) Linear PAR
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AT20 Steel (25) Linear PAR

AT20 Steel (25) Linear PAR

General Characteristics

AT Profile- 20mm Pitch Linear White TPU . Steel Cords. 25mm slit lanes. Nylon fabric on back

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AT20 Steel (25) Linear PAR

Technical Information

Profile
AT
Pitch
20.000 mm 0.79 in
Max Width
150.00 mm 5.91 in
Min Welded Length
500 mm 19.69 in
Max Welded Length
100000 mm 3937.01 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

PAR - nylon fabric on back
AT20 Steel (25) Linear PAR
AT20 Steel (25) Linear PAR

Specifications

Standard Width
(mm)
Weight
(gr/m)
Max Load
(N)
Max Woad Welded
(N)
Breaking
(N)
Elongation
(N/mm*m)
25
247
6055
3027
24220
1330
32
316
7785
3892
31140
1710
50
493
12110
6055
48440
2660
75
740
18165
9082
72660
3990
100
987
24220
12110
96880
5320
150
1480
36330
18165
145320
7980

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
42
264.54
267.38
274
44
277.27
280.11
287
48
302.74
305.58
313

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Belt catalog

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