STEEL CORD REINFORCED CONVEYOR BELTING SPECIFICATIONS

Minimum Pulley Diameters for Steel Cord Reinforced Conveyor Belting
A- High tension
B - Low tension
C - Snub / Bend
Belt Class Pulley Location Recommended Minimum Pulley Diameters (mm)
ST 500 A 500
B 400
C 315
ST 630 A 500
B 400
C 315
ST 800 A 500
B 400
C 315
ST 1000 A 500
B 400
C 315
ST 1250 A 630
B 500
C 400
ST 1400 A 630
B 500
C 400
ST 1600 A 800
B 630
C 500
ST 2000 A 800
B 630
C 500
ST 2500 A 1000
B 800
C 630
ST 3150 A 1250
B 1000
C 800
     

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Standard Steel Cord Specifications
Belt
Strength
Cord Dia
(mm)
Pitch
(mm)
Working
Tension (N/mm)
Standard Cover
Thickness (mm)
Weight
(Kg/m�)
Cord
Strength
ST630 3.0 10 90 5+5 20 6.93
ST800 3.5 10 110 5+5 20.6 8.8
ST1000 4.0 12 140 6+6 24.7 13.2
ST1250 4.5 12 175 6+6 25.4 16.5
ST1600 5.0 12 225 6+6 26 21.12
ST2000 6.0 12 285 8+6 30 26.4
ST2500 7.2 15 355 8+6 32.2 41.25
ST3150 8.1 15 450 8+8 35.7 51.98
Number of Steel Cords
Belt Width (mm) ST630 ST800 ST1000 ST1250 ST1600 ST2000 ST2500 ST3150
900 75 75 63 63 63 63 50 50
1050 95 95 79 79 79 79 64 64
1200 113 116 94 94 94 94 76 76
1350 133 133 111 111 111 111 89 89
1500 151 151 126 126 126 126 101 101
1800   171 143 143 143 143 114 114
2000     159 159 159 159 128 128
2200           176 141 141