Precise machine work
Metal cutting, piecework, small lathes and milling machines
V-belt pulleys
Parameter | Value |
---|---|
Material | cast iron GG22 - GG25 |
Surface traitment | in oil blacked |
Dimensions for Taperlock pulleys | all are according to DIN 2211 |
Dimensions for unbored pulleys | all pulleys are according to DIN 2211 |
Static ballancing | All pulleys are statically balanced (in one level)
according to VDI 2060, quality degree Q16 DW > 400 mm for v = 30 m.s-1 DW < 400 mm for n = 1500 min-1 |
Dynamical balancing | against surcharge
On special order all pulleys will be balanced dynamically
(in two levels) according to VDI 2060, quality degree Q 6.3.
Dynamically balancing is recommended if: V > 30 m.s-1 or if DW :rim width < 4 (for V > 20 m.s-1) |
All hubs flush on one side - standard without drilling. Borehole and keyway: unless specified otherwise, the pulleys, will have a H7 tolerance borehole and a keyway suitable for keys according to DIN 6885/1.
o | Plné řemenice | Vollscheibe | Solid pulley | Poulies pleines |
O | diskové řemenice | Bodenscheibe | plate pulley | poulies a voiles |
X | Loukoové řemenice | Armscheibe | Plate pulley | Poulies a bras |