Key Component Features & Material Engineering

1. Rugged ADC12 Aluminum Housing

The actuator enclosure is constructed from heavy-dutyADC12 die-cast aluminum.The raw metal undergoes artificial aging and shot-blasting before a thick thermo-sprayed powder coating is applied.This outer shell isthicker than 0.2 mmand safely resists constant working temperaturesabove 150°Cwithout peeling or cracking.

2. High-Torque Motor with Heavy Safety Margin

Industrial pipelines deal with variable pressure,temperature,and sticky media.To avoid operational jams,OMKEE motors are engineered with a1.3x to 1.5x torque safety reserve.Parameters like motor temperature rise,rotational inertia,and insulation wear curves are tested rigorously to allow continuous,frequent start-stop cycles under full-load or overloaded conditions.

3. Spline Drive and Forged Worm Gear Joint

The internal worm wheel is forged from a premiumaluminum bronze alloy,matched with a40Cr alloy steel worm shaftthat has undergone thermal tempering and black-oxide anti-rust plating.

Instead of weak one-piece shafts that shear under intense stress,the OMK-60D links the output shaft and worm gear using a heavy-dutyspline connection.This choice spreads mechanical forces evenly across the drive joint.

4. Precision Gearbox & Low-Noise P6 Bearings

• Premium Reduction Gears:Cut entirely from high-grade quenched and tempered steel,the gear train delivers exceptional wear resistance,high fatigue strength,and low noise.The reduction gearbox housing uses cast ADC12 aluminum for stabilized power transmission.

• P6 Deep-Groove Bearings:Both ends of the gear units are held firmly byP6-grade deep-groove ball bearingsbuilt to the strict EMQ (ZV2) standard.This controls internal vibration and resists sudden load shocks by focusing on optimal raceway surface roughness,ring roundness,and correct retainer design.

• Seals & Lubrication:Every unit is filled with imported high-performanceMobilgrease and protected by dual-lipped skeletonTC oil sealsfrom the German brandOubaisito guarantee a zero-leak system.

5. Quick External Stroke Adjustment

The OMK-60D features an intuitive stroke limit device.Field technicians can quickly calibrate the exact open and close points via an externaltop adjusting shaft,making commissioning faster,simpler,and highly precise.

Overall Dimensions and Performance Parameters

Parameter\Performance

OMK-20

OMK-40

OMK-60

DC24V

AC110V

AC220V

AC380V

DC24V

AC110V

AC220V

AC380V

DC24V

AC110V

AC220V

AC380V

Motor Power

35W

40W

40W

30W

70W

90W

90W

40W

70W

90W

90W

40W

Rated Current

3.57A

0.65A

0.37A

0.15A

5.13A

1.12A

0.57A

0.29A

5.13A

1.18A

0.60A

0.29A

Standard Time/Torque

30S/200Nm

30S/400Nm

45S/600Nm

Optional Time / Torque

15S/100Nm

6S/150Nm 15S/200Nm

60S/400Nm

Turning Angle

0~90° Adjustable

Total Weight (kg)

8.0

8.5

9.0

Cold Insulation Resistance (MΩ)

AC110V/220V/380V: 100 MΩ/500VDC

Voltage-Withstand Class

AC110V/220V: 1500VAC one minute, AC380V: 1800VAC one minute

Protection Class

Ip67

Installation Angle

360° at any angle

Electric Interface

One G1/2 Water-proof Cable Connector (For types with 4-20mA DC, etc. control signals, add one more)

Ambient Temperature (℃)

-30℃~+60℃

Type of Control Circuit

Type A:Ordinal switch type; Type B:Passive signal feedback type; Type C:Resistance signal feedback type; Type D:Resistance signal and passive signal feedback type; Type E: Adjusting type; Type F: With position transmitter; Type G: DC current control type; Type H: AC 380V power control type

Options of other function

★ Stainless steel support, coupling ★Direct installation board, coupling (ISO5211 Standard) ★Over torque protector ★Heater for eliminating moisture

Design, Machining, and Quality Assurance Protocols

The OMK-60D follows a closed-loop engineering process to ensure reliable performance for global buyers:

• UG Software Simulation:Engineers with more than 10 years of experience design each part in 2D and 3D.Fits and stress points are verified viaUG (Unigraphics) software simulationbefore die-cast molds are built.

• 4-Axis Machining Centers:Fine metal cutting is executed on imported,high-precision4-axis CNC machining centersequipped with rapid pneumatic clamps.Finished parts pass aCoordinate Measuring Machine (CMM)check to ensure all dimensions meet strict engineering tolerances.

• Factory Acceptance Testing (FAT):Before leaving the facility,100% of production units must pass a mandatory multi-stage inspection sequence.