Toothed Belt
aka Timing Belt |
Buy. Expensive.
Limited sizes. |
Straight Only
(parallel shafts) |
NO
|
YES
|
One pulley must
have position adjust |
Minimal
|
Chain
|
Buy. Bulky.
Limited sizes. Cogging |
Straight Only
(parallel shafts) |
YES, easy
|
YES
|
One pulley must
have position adjust |
None
|
V-Belt
|
Buy or easy to
make |
Straight, slight
misalignment OK |
NO
|
NO
|
One pulley must
have position adjust |
Minimal
|
Urethane
Round Belt |
Buy or easy to
make, forgiving |
Anything
goes |
Yes, with melting
and sanding tools |
NO
|
Pulleys need not
position adjust, tension intrinsic to belt |
SIGNIFICANT
|