CKT Pneumatic was founded in 2002 and officially registered the CKT brand in 2005.
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Metal seal method.
Rotary mechanism・Used to supply air to rotating and swinging parts such as robot arms.
| Model | MQR1-M5 | MQR2-M5 | MQR4-M5 | MQR8-M5 | MQR12-M5 | MQR16-M5 | |
| Number Of Circuits (Number of ports) | 1 circuit | 2 circuits | 4circuits | 8 circuits | 12 circuits | 16 circuits | |
| Fluid | Air · Inert gas | ||||||
| Seal Structure | Metal seal | ||||||
| Guide Structure | Bearing supported | Bearing supported at both ends | |||||
| Port Size | Male R1/8 | M5×0.8 | |||||
| Female M5×0.8 | |||||||
| Flow Rate Characteristics |
C | 0.50[dm³/(s ·bar)] | |||||
| b | 0.40 | ||||||
| Cv | 0.17 | ||||||
| Lubrication | Not required | ||||||
| Min Operating Pressure | -100kPa | ||||||
| Max Operating Pressure | 1.0MPa | ||||||
| Note 1) Ambient &Operating Fluid Temperature |
-10~80℃ | ||||||
| Note )2 Max Start-up Rotation Torque |
0.003N ·m or less | 0.03N ·m or less | 0.05N ·m or less | 0.10N ·m or less | 0.20N ·m or less | 0.50N ·m or less | |
| Note 5) Allowable Rotation Number Note |
3000min⁻¹(r.p.m.)or less Note3) | 2000min⁻¹(r.p.m.)or less | 1500min⁻¹(r.p.m.)or less | 900min⁻¹(r.p.m.)or less | 600min⁻¹(r.p.m.)or less | 200min⁻¹(r.p.m.)or less | |
| Note 4) Allowable Radial Load (Allowable coupling axis reaction) |
1N or less | 15Nor less | 30N or less | 40N or less | 50N or less | ||
| Allowable Axial Load | |||||||
| Weight | 0.025kg | 0.16kg | 0.39kg | 0.76kg | 1.26kg | 2.80kg | |
| Note 1)The temperature 80℃ includes temperature rise during rotation; Note 2)The star-up torque does not change with the supply pressure or with non-use(Remains within the max start-up rotation torque), but it does change with the rotation number; Note 3)If using at a speed above 600min-1(rpm),ensure rotation is in the direction in which the joint is fastened; Note 4)Rubber/resin coupling are recommended due to their excellent absorption of offcenter,shocks and vibrations; Note 5)min-1,Number of rotations per 1 minute. |
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| Number Of Circuits | Flange Part Number |
| 2 Circuits | MQR2-F |
| 4 Circuits | MQR4-F |
| 8 Circuits | MQR8-F |
| 12 Circuits | MQR12-F |
| 16 Circuits | MQR16-F |
| Component Parts(MQR1-M5,1 circuit) | |||
| Item | Name | Material | Reamrk |
| 1 | Body | Stainless steel | |
| 2 | Spool | Special stainless steel | |
| 3 | Sleeve | Special stainless steel | |
| 4 | Plate | Aluminum | |
| 5 | O-ring | H-NBR | |
| 6 | Retaining ring | Carbon steel | |
| 7 | Retaining ring | Carbon steel | |
| 8 | Radial bearing | ||
| Component Parts(MQR2 to 16-M5,2 to 16 circuits) | |||
| Item | Name | Material | Reamrk |
| 1 | Body | Aluminum alloy | |
| 2 | Adapter plate | Aluminum alloy | |
| 3 | Spool | Special stainless steel | |
| 4 | Sleeve | Special stainless steel | |
| 5 | Gasket | H-NBR | |
| 6 | Bearing holder | Stainless steel | 16 circuits only |
| 7 | Gasket | H-NBR | 16 circuits only |
| 8 | Plate | Aluminum alloy | 16 circuits only |
| 9 | Flange | Aluminum alloy | |
| 10 | Parallel pin | Carbon steel | Except for 2 circuits |
| 11 | O-ring | H-NBR | |
| 12 | Bolt | Carbon steel | 16 circuits only |
| 13 | Bolt | Carbon steel | |
| 14 | Bolt | Carbon steel | |
| 15 | Radial bearing | - | |
We offer all our products and services at international standards.
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