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BELT CONVEYOR SELECTION PARAMETERS

Belt conveyor overall structure as shown in figure.2. Main parts as follows Conveyor belt , driving devices(Motor, reducer, hydraulic coupling, Brake, coupling, non-return device)or Electric roller, drive roller, redirection roller, Roller, tension device, sweeper, discharger, Frame, funnel, guide chute, safety protection device.

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SELECTION PARAMETERS

The maximum particle size of materials conveyed by belt conveyors

bandwidth B (mm) Mass percentage (%)
10 20 30 40
500 140~90 130~80 120~70 100~50
650 210~110 190~100 160~90 120~65
800 270~130 250~120 220~110 150~80
1000 340~160 300~150 260~140 180~100
1200 390~200 350~190 300~170 220~130
1400 450~230 400~220 340~200 260~150
1600 500~260 450~240 380~220 290~180
1800 550~290 480~270 420~240 320~200
2000 580~320 500~300 450~260 350~230
2200 600~350 520~320 480~290 380~260

Characteristic of material

Name Bulk density x10³ kg/m³ Angle of repos Running direction of maximum slope
anthracite(piece) 0.9~1.0 27 15~16
anthracite (broken bits) 1.0 27 18
lignite blocks 0.7~0.9 35~45 18
powdered coal、clean coal、midding coal、tailing 0.6~0.85 45 20~21
raw coal 0.85~1.0 50 18~20
coke 0.5~0.7 50 17~18
coke(granularity) 0.4~0.56 30~45 20
iron ore、limestone、rock、Uniform blocks 1.6 35 14~16
crushed big
small		 1.6~2.0
1.2~1.5		 38 18
15
dry sand 1.3~1.4 30~35 16
wet sand 1.4~1.9 45 20~24
Type waste sand 1.2~1.3 39 20
sand with grave (wet) 2.0~2.4 30~35 18~20
dry loose soil 1.2~1.4 35 20
wet soil 1.7~2.0 30~45 20~23
oil bearing shale 1.4 39 18~22
blast furnace slag 1.3 35 18~20
cement 1.2~1.5 30~40 15~20
salt 0.8~1.3 25 20
Rock and gravel 1.5~1.8 30~40 16~20
iron ore 1.7~2.5 35 18~20
iron ore stone 2.5~3.0 32 15
ouerburden material 1.6~1.7 25 17
grain 0.7~0.85 24 16
fertilizer 0.9~1.2 18 12~15

Conveyor belt strength table

Type The tensile strength Width
500 650 800 1000 1200 1400 1600 1800 2000 2200 2400
woven CC-56 √ √ √ √ √ √
nylon fabric NN-100 √ √ √ √ √ √
NN-150 √ √ √ √ √ √ √
NN-200 √ √ √ √ √ √ √
NN-250 √ √ √ √ √ √ √ √ √
NN-300 √ √ √ √ √ √ √ √ √
poly EP-100 √ √ √ √ √ √ √ √ √
EP-200 √ √ √ √ √ √ √ √ √
EP-300 √ √ √ √ √ √ √ √ √
steel core belt st630 √ √ √ √ √
st800 √ √ √ √ √ √
st1000 √ √ √ √ √ √ √ √ √
st1250 √ √ √ √ √ √ √ √ √
st1600 √ √ √ √ √ √ √ √ √
st2000 √ √ √ √ √ √ √ √ √
st2500 √ √ √ √ √ √ √ √
st3150 √ √ √ √ √ √ √ √ √
st4000 √ √ √ √ √ √ √ √
st4500 √ √ √ √ √ √ √ √
st5000 √ √ √ √ √ √ √ √

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