SLZNB series Feature Self-Centering Steady Rests

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presa lunette SLZNB

Clamping Range
 		SLZNB 08105 SLZNB 1152 SLZNB
1517 		SLZNB 40200 SLZNB
325 		SLZNB 50315 SLZNB 85350
Clamping range max Ø
-without chip protector-		 8-105 11-152 15-170 40-200 30-250 50-315 85-350
Clamping range max Ø
-with chip protector-		 16-101 20-140 25-158 40-195 40-240 50-305 85-345
Max radial loading -d3- 105 161 170 200 250 320 350
Code Configuration Standard **
With side chips protector
- With cylindrical rollers - RZ Id.-Nr.		 1685539 1685543 1685547 1685551 1685555 1685559 1685563
With side chips protector
- With convex rollers - RB Id.-Nr.
 1685540 1685544 1685548 1685552 1685556 1685560 1685564
Without side chips protector
- With cylindrical rollers - RZ Id.-Nr.		 1685541 1685545 1685549 1685553 1685557 1685561 1685565
Without side chips protector
- With convex rollers - RB Id.-Nr.		 1685542 1685546 1685550 1685554 1685558 1685562 1685566
Load capacity and Thrust Cylinder Dimension
Thrust Cylinder diameter 50 80 80 80 100 100 100
Thrust Cylinder surface cm2 19,6 50 50 50 78,5 78,5 78,5
Max pressure bar 53 62 68 40 57 80 61
Working Pressure bar 8-30 8-40 8-44 8-25 8-42 8-58 8-40
Load for each roller with max working pressure - daN 196 650 650 416 1100 1500 1046
Max load allowed for each roller - daN 350 1000 1000 667 1500 2000 1600
Load for each roller at 20 bar - daN 130 330 330 330 520 520 520
CENTERING TOLERANCE ON THE WHOLE CLAMPING RANGE mm** 0,02 0,04 0,04 0,04 0,05 0,06 0,06
REPEATABILITY ON THE SAME Ø AT THE SAME WORKING PRESSURE mm 0,005 0,005 0,005 0,005 0,01 0,01 0,01
MAX PERIPHERAL ROLLER SPEED m/min 800 725 725 725 715 700 700
Max peripheral roller speed
at 50% of max load for each roller m/min		 950 875 875 875 860 850 850
Workpiece center movement in relation
to 20% - 70% changing of max working pressure
(at constant load) mm.
Patented Device - on request - 		0,02 0,03 0,03 0,03 0,03 0,03 0,03
* With constant pressure and load
** To know standard features please follow this link Standard Accessories. If you need other accessories please to specify it in your order.