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Tensile Rating

Belt Rating Chart

Belt Designation Full
Belt Tensile Strength
Maximum

Recommended
Working Tension

Nominal
Carcass Thickness
Nominal
Carcass Weight
Maximum
Belt Width (mm) for adequate load support Bulk Density
(T/m3)
Minimum
Belt width (mm) For adequate Troughing
Type Rating KN/m Vulcanised Splice Mechanical Fasterners (mm) Kg/cm/mtr Upto 1.0 Upto 1.5 Upto
2.5
20
Deg. Idlers
30
Deg. Idlers
45
Deg. Idlers
(kN/m)
GENERAL
DUTY
200/2 200 20 20 2 0.02 650 500 300 400 500
250/2 250 25 25 2.5 0.02 650 600 300 400 500
315/2 315 31 31 2.7 0.02 900 650 500 300 400 500
315/3 315 31 31 3 0.03 1000 800 650 400 500 500
400/2 400 40 40 2.8 0.03 1000 800 650 400 500 500
400/3 400 40 40 3.2 0.03 1200 900 650 500 500 500
500/3 500 50 * 3.4 0.03 1200 900 650 500 500 500
630/3 630 63 * 3.5 0.03 1200 1000 800 500 500 500
HEAVY
DUTY
200/2 200 20 20 2.8 0.03 800 650 500 400 400 500
250/2 250 25 25 3 0.03 800 650 500 400 400 500
315/2 315 31 31 3.1 0.03 1000 800 650 400 500 500
315/3 315 31 31 3.6 0.03 1200 1000 800 500 500 500
400/2 400 40 40 3.2 0.03 1200 1000 800 500 500 500
400/3 400 40 40 3.6 0.03 1200 1000 800 500 500 650
400/4 400 44 40 4.5 0.04 1200 1000 800 500 500 650
500/3 500 50 * 3.7 0.03 1400 1000 800 500 500 650
500/4 500 55 * 4.5 0.04 1400 1200 900 500 650 650
630/3 630 63 * 3.9 0.04 1600 1400 1200 650 800 800
630/4 630 70 * 5 0.05 1800 1600 1400 650 800 900
800/4 800 90 * 5.4 0.05 1800 1600 1600 650 900 900
1000/4 1000 110 * 5.8 0.05 2000 1800 1600 800 900 1000
1000/5 1000 110 * 6.6 0.07 2000 1800 1600 800 900 1000
Extra Heavy
Duty
1000/5 1000 110 » 7 0.08 2000 1800 1600 800 900 1000
1250/4 1250 140 * 6.8 0.08 2000 1800 1600 800 800 900
1250/5 1250 140 * 7.5 0.09 2000 1800 1800 800 900 1000
1400/4 1400 145 * 7.2 0.08 2000 1800 1800 800 900 1000
1400/5 1400 155 * 8.2 0.09 2000 1800 1800 800 900 1200
1600/4 1600 180 7.4 0.08 2000 2000 1800 800 900 1200
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