Application:
Steel cord conveyor belts are widely used in high strength, long distance and heavy load transportation of materials and they are also used in high strength and short distance transportation of materials on special occasions.
Feature:
Adhesion of steel cord
Strength | ST600 | ST800 | ST1000 | ST1250 | ST1600 | ST2000 | ST2500 | ST3150 | ST4000 | ST4500 | ST5000 | ST5400 | ST6300 |
Adhesion N/mm GB9770-88 |
54 | 60 | 64 | 69 | 74 | 84 | 98 | 108 | 118 | — | — | — | — |
Adhesion N/mm DIN22131-88 |
60 | 70 | 80 | 95 | 105 | 105 | 130 | 140 | 145 | 150 | 165 | 175 | 180 |
Standard specifications
Belt strength ((st-No.) | Cord diam d (mm) | Cord structure | Pitch P (mm) | Standard working tension (N/mm) |
Standard rubber cover thickness t1t2 (mm) |
Belt weight (Kg/㎡) |
Min. Pulley diam. (mm) |
Cord strength KN/piece |
ST-630 | 3.0 | 6*7+1WS | 10 | 90 | 5*5 | 20.0 | 800 | 6.93 |
ST-800 | 3.5 | 6*7+1WS | 10 | 110 | 5*5 | 20.6 | 800 | 8.8 |
ST-1000 | 4.0 | 6*7+1WS | 12 | 140 | 6*6 | 24.7 | 800 | 13.2 |
ST-1250 | 4.5 | 6*7+1WS | 12 | 175 | 6*6 | 25.4 | 800 | 16.5 |
ST-1600 | 5.0 | 6*19+1WS | 12 | 225 | 6*6 | 26.0 | 1000 | 21.12 |
ST-2000 | 6.0 | 6*19+1WS | 12 | 285 | 8*6 | 30.0 | 1000 | 26.4 |
ST-2500 | 7.5 | 6*19W+1WS | 15 | 355 | 8*6 | 32.2 | 1250 | 41.25 |
ST-3150 | 8.1 | 6*19W+1WS | 15 | 450 | 8*8 | 35.7 | 1400 | 51.98 |
ST-4000 | 9.1 | 6*19W+1WS | 17 | 570 | 8*8 | 37.8 | 1600 | 74.8 |
ST-4500 | 9.7 | 6*19W+1WS | 16 | 645 | 8*8 | 38.7 | 1800 | 79.2 |
ST-5000 | 10.9 | 6*19W+1WS | 17 | 715 | 8.5*8.5 | 41.9 | 1800 | 93.5 |
ST-5400 | 11.3 | 6*19W+1WS | 17 | 760 | 9*9 | 43.9 | 2000 | 101 |
ST-6300 | 12.3 | 6*19W+1WS | 18 | 900 | 10*10 | 48.3 | 2000 | 124.74 |
Number of steel cords
Belt width (mm) | ST600 | ST800 | ST1000 | ST1250 | ST1600 | ST2000 | ST2500 | ST3150 | ST4000 | ST4500 | ST5000 | ST5400 | ST6300 |
800 | 75 | 75 | 63 | 63 | 63 | 63 | 50 | 50 | — | — | — | — | — |
1000 | 95 | 95 | 79 | 79 | 79 | 79 | 64 | 64 | 56 | 60 | 56 | 56 | 52 |
1200 | 113 | 113 | 94 | 94 | 94 | 94 | 76 | 76 | 68 | 72 | 68 | 68 | 63 |
1400 | 133 | 133 | 111 | 111 | 111 | 111 | 89 | 89 | 79 | 84 | 79 | 79 | 74 |
1600 | 151 | 151 | 126 | 126 | 126 | 126 | 101 | 101 | 91 | 96 | 91 | 91 | 85 |
1800 | — | 171 | 143 | 143 | 143 | 143 | 114 | 114 | 103 | 107 | 103 | 103 | 96 |
2000 | — | — | 159 | 159 | 159 | 159 | 128 | 128 | 114 | 120 | 114 | 114 | 107 |
2200 | — | — | — | — | — | 176 | 141 | 141 | 125 | 133 | 125 | 125 | 118 |
2400 | — | — | — | — | — | 193 | 155 | 155 | 137 | 146 | 137 | 137 | 129 |
Characteristic and grades
Test items | Property indexes | |||||
GB700-88 | DIN22131-88 | |||||
Class H | Class M | Class W | Class X | Class Y | ||
Tensile strength | Mpa≥ | 17.65 | 13.73 | 18 | 25 | 20 |
Elongation at break | %≥ | 450 | 400 | 400 | 450 | 400 |
After aging Change rate of tensile strength Change rate of elongation |
% | -25~+250 | -25~+250 | -25~+250 | -25~+250 | -25~+250 |
Abrasion | ≤ | 0.6cm3/1.61Km | 0.8cm3/1.61Km | 90cm3 | 120cm3 | 150cm3 |
Toptech Industrial specializes in manufacturing and exporting rubber conveyor belts, Conveyor Rollers, Tranmission Belt, V Belts, Rubber sheet and related mining products globally. Our high-quality products adhere to international standards, ensuring reliability and customer satisfaction.
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