Volta Belting Round Belts

Volta Round Belts

Round section from 80-100° ‘A’. FDA/USDA grades availability.

Round Belts 1 – Sizes & Properties
RFC RL/RLC RLW RO ROS
Hardness 76 A 80 A 80 A 83 A 83 A
Temp. range -40/+50°C -40/+55°C -40 /+55°C -40/+55°C -40/+55°C
Coeff. friction (Steel) 0.65 0.55 0.55 0.55 0.55

*RPN-NT is a smooth finish Non Textured

Diameter mm (inch) Min. pulley dia. ( mm) Pull force (1%) kg. Min. pulley dia. (mm) Pull force (1%) kg. Min. pulley dia. (mm) Pull force (1%) kg. Min. pulley dia. (mm) Pull force (1%) kg. Min. pulley dia. (mm) Pull force (1%) kg.
2 15 0.06 15 0.06
3(1/18) 20 0.14 20 0.14
4 20 0.2 30 0.25 30 0.25 30 0.25
5 (3/16) 25 0.3 35 0.4 35 0.45 34 0.4
6 30 0.4 38 0.55
6.3 (1/4) 40 0.6 38 0.68 42 4.5
8 (5/16) 40 0.75 55 1 55 1 48 1.06 54 5
9
9.5 (3/8) 65 1.4 57 1.54 64 9.5
10 70 1.55
12.5 (1/2) 85 2.5 75 2.72 86 11.4
14 (9/16) 84 3.43 95 12.3
15 (5/8) 100 3.5 95 4.25 108 13.6
18 120 5.1
19 (3/4) 115 6.11 127 15
25 150 10.6
Round Belts 2 – Sizes & Properties
RLB RPZ RPZS RPN/RPN-NT* RPS
Hardness 80 A 88 A 88 A 88 A 88 A
Temp. range) -40 /+55°C -20 /+50°C -20 /+50°C -30 /+80°C -30 /+80°C
Coef. friction (Steel) 0.55 0.5 0.5 0.38 0.4
Diameter mm (inch) Min. pulley dia. (mm) Pull force (1%) kg. Min. pulley dia. (mm) Pull force (1%) kg. Min. pulley dia. (mm) Pull force (1%) kg. Min. pulley dia. (mm) Pull force (1%) kg. Min. pulley dia. (mm) Pull force (1%) kg.
2 19 0.13
3 (1/8) 29 0.31
4 30 0.25 38 0.54
5 (3/16) 35 0.40 45 0.8 48 0.85
6 54 1.16 57 1.22
6.3 (1/4) 38 0.60
7 67 1.67 70 18
8 (5/16) 55 1 72 2.05 76 2.18 80 19
9 86 2.75 90 21
9.5 (3/8)
10 89 3.2 95 19.5 95 3.4 100 22
12 108 4.65 112 23 114 4.9 120 26
12.5 (1/2)
14 (9/16)
15 (5/8) 135 7.25 135 24 143 7.65 150 27
18 171 11 180 37
19 (3/4)
20 190 13.6
25
Round Belts 3 – Sizes & Properties
RM RMW RCW RH
Hardness 90 A 95 A 100 A 100 A
Temp. range -30 /+60 °C -30 /+60 °C -20 /+75 °C -20 /+75 °C
Coef. friction (Steel) 0.45 0.36 0.27 0.28
Diameter mm (inch) Min. pulley dia. (mm) Pull force (1%) kg.) Min. pulley dia. (mm) Pull force (1%) kg. Min. pulley dia. (mm) Pull force (1%) kg. Min. pulley dia. (mm) Pull force (1%) kg.)
2 20 0.26 40 0.6
3 (1/8) 30 0.6 60 1.4
4 40 1 80 2.5
5 (3/16) 50 1.6 100 3.9
6.3 (1/4) 60 2.6 75 10 100 13 125 6.2
8 (5/16) 80 4.2 95 17 160 10
9.5 (3/8) 95 5.9 110 18 150 20 190 14
12.5 (1/2) 125 10.1 150 28 200 21 250 16
15 (5/8) 150 14.6 175 60 300 23
18 180 21 210 32 360 34
20 200 25.9