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Festo DFM-25- -B
Drive and guide unit in a single housing , High resistance to torques and lateral forces , Plain or recirculating ball bearing guide , Wide variety of mounting and attachment options , Wide range of v…
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5-6 Days
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2-3 Days
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Warranty 1 year
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Description
Drive and guide unit in a single housing , High resistance to torques and lateral forces , Plain or recirculating ball bearing guide , Wide variety of mounting and attachment options , Wide range of variants for customised applications , Variants recommended for production systems for manufacturing lithium-ion batteries
Specification
| Stroke |
20, 400 mm |
|---|---|
| Piston diameter |
25 mm |
| Operating mode, drive unit |
Yoke |
| Cushioning |
Elastic cushioning rings/plates at both ends, Pneumatic cushioning, adjustable at both ends, Shock absorber, soft characteristic curve |
| Mounting position |
optional |
| Guide |
Plain-bearing guide, Recirculating ball bearing guide |
| Design |
Guidance |
| Position detection |
Via proximity switch |
| Variants |
Heat-resistant seals max. 120°C |
| Operating pressure |
1.5, 10 bar |
| Mode of operation |
Double-acting |
| CE mark (see declaration of conformity) |
To EU Explosion Protection Directive (ATEX) |
| UKCA marking (see declaration of conformity) |
To UK EX instructions |
| Explosion protection |
Zone 1 (ATEX), Zone 2 (ATEX) |
| ATEX category gas |
II 2G |
| Explosion ignition protection type for gas |
Ex h IIC T4 Gb |
| Explosion ambient temperature |
-20 °C <= Ta <= +70 °C |
| Operating medium |
Compressed air to ISO 8573-1:2010 [7:4:4] |
| Note on operating and pilot medium |
Lubricated operation possible (in which case lubricated operation will always be required) |
| Corrosion resistance class CRC |
0 – No corrosion stress, 2 – Moderate corrosion stress |
| LABS (PWIS) conformity |
VDMA24364-B1/B2-L |
| Ambient temperature |
-20, 120 °C |
| Impact energy in end positions |
0.15, 0.3 J |
| Theoretical force at 0.6 MPa (6 bar, 87 psi), return stroke |
247 N |
| Theoretical force at 0.6 MPa (6 bar, 87 psi), advance stroke |
295 N |
| Alternative connections |
See product drawing |
| Pneumatic connection |
G1/8 |
| Note on materials |
RoHS-compliant |
| Material cover |
Wrought aluminium alloy |
| Material seals |
NBR |
| Material housing |
Wrought aluminium alloy |
| Material piston rod |
High-alloy stainless steel |
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