Welcome to Starline Engineering Co.

PULLYS

PULLYS

PULLYS

buy PULLYS

PULLYS online

buy PULLYS

PULLYS parts

PULLYS type

PULLYS

PULLYS

v Belt Groove Cross-SectionPulley pitch Diameter dp (mm)Groove Angle A
Deree +0.50
Minimum Top width of groove
g
(mm)
Minimum Groove depth
below outside diameter
hg (mm)
Centre to centre of grooves
sg (mm)
Edge of Pulley to first Groove Centre
(mm)
SPZupto 80
over 80
34
38
9.7
9.9
11.012+0.38.0+1.0
A
SPA
upto 118
over 118
34
38
13.0
13.3
13.815+0.310.0+2.0
-1.0
B
SPB
upto 190
over 190
34
38
16.6
16.9
17.519+0.412.5+2.0
-1.0
C
SPC
upto 315
over 315
34
38
22.7
22.9
23.825.5+0.517+2.0
-1.0
Dupto 475
over 475
36
38
32.2
32.6
28.037.0+0.624.0+3.0
-1.0
Eupto 630
over 630
36
38
38.3
38.6
33.044.5+0.729+4.0
-1.0
When the pulley are to be used for v-belt sections A, B or C only, dimension hg may be reduced by 20%