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Precision Mechanical Components for Global Industry

Hangzhou Ocean Industry Co., Ltd. delivers high-quality gears, chains, gear racks, sprockets, gearboxes, and custom CNC machined parts trusted across America, Europe, South America, and Asia.

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Hangzhou Ocean Industry Factory

About Hangzhou Ocean Industry

Ocean Group Co., Ltd. is a professional manufacturer of a full range of high-quality mechanical components including gearboxes, gears, gear racks, chains, sprockets, V-pulleys, timing pulleys, couplings, drive shafts, drop-forged parts, CNC machined parts, agricultural machinery parts, and conveyor line components.

We pride ourselves on our ability to develop custom products based on individual designs. Most OEM customers provide technical drawings or physical samples, and our team ensures precision manufacturing using modern computerized machinery.

Custom OEM/ODM Solutions
Global Export Experience
After-Sales Service Support
Modern CNC Production Lines

Our Premium Products

Engineered for durability, precision, and performance across industrial, agricultural, and automation applications.

Gear Rack

Precision Gear Rack

High-strength hardened steel gear rack for linear motion systems, CNC machines, and automation equipment.

  • Material: C45, 20CrMnTi
  • Module: M1–M8
  • Hardness: HRC 58-62
Roller Chain

Short Pitch Roller Chain

Precision ANSI/DIN standard roller chains for industrial drives, conveyors, and power transmission.

  • Standards: ANSI, ISO, JIS
  • Pitch: 1/2" to 3"
  • Tensile Strength: Up to 100kN
Sprocket

Tensional Sprockets

Customizable sprockets with hardened teeth for smooth chain engagement and extended service life.

  • Teeth: 10–120T
  • Bore: Pilot bore or stock bore
  • Material: C45, 40Cr
Worm Gear Reducer

Worm Gear Reducer

Compact right-angle speed reducer with high torque output and low noise operation.

  • Ratio: 5:1 to 100:1
  • Output Torque: 50–2000 Nm
  • Housing: Cast iron or aluminum
PTO Shaft

PTO Shaft

Heavy-duty power take-off shafts for agricultural and industrial machinery with safety guards.

  • Type: Universal joint, telescopic
  • Length: Customizable
  • Application: Tractors, harvesters
V-Pulley

SPC Stock Bore V-Pulley

Precision-machined V-belt pulleys for efficient power transmission in industrial motors.

  • Grooves: 1–6 grooves
  • Diameter: 50–500mm
  • Material: Cast iron, steel

Torque Limiter

Overload protection device for motors and drives to prevent mechanical damage.

  • Set Torque: Adjustable
  • Type: Ball detent, friction
  • Mounting: Shaft-to-shaft, flange

Electromagnetic Clutch & Brake

Fast-response electromagnetic units for precise motion control in automation systems.

  • Voltage: 12V, 24V, 110V, 220V
  • Torque: 5–200 Nm
  • Response Time: <50ms

Drop Forged Conveyor Chain

High-strength forged chains for heavy-duty material handling and industrial conveyors.

  • Grade: 80, 100
  • Pitch: 1.5" to 6"
  • Working Load: Up to 20 tons

HRC Type Coupling

Elastomeric jaw coupling for shock absorption and misalignment compensation.

  • Size: HRC 28–HRC 280
  • Max Torque: 10–1000 Nm
  • Material: Cast iron, polyurethane insert

Splined Yoke 13

Precision splined yoke for PTO shafts and driveline connections with high torque transfer.

  • Splines: 13-tooth
  • Material: 40Cr, hardened
  • Compatibility: Standard PTO shafts

Solid Shaft Collar

One-piece solid shaft collars for secure positioning and load bearing in mechanical systems.

  • Bore: 6mm–100mm
  • Material: Steel, stainless steel
  • Type: Set screw, clamp-style
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Why Choose HZOIC?

Global Reach

Trusted by clients in North America, Europe, South America, and Asia.

Custom Solutions

OEM/ODM services with sample or drawing-based development.

Quality Assurance

Precision manufacturing with strict quality control and testing.

After-Sales Support

Dedicated service team for technical and logistics assistance.

15+
Years in Industry
50+
Countries Served
1000+
OEM Projects
98%
Customer Retention

Frequently Asked Questions

Can you manufacture based on our drawings or samples?

Yes, we specialize in OEM/ODM manufacturing. Most of our customers provide technical drawings or physical samples, and we develop precise products accordingly.

What materials do you commonly use?

We work with C45 steel, 20CrMnTi, 40Cr, stainless steel, cast iron, aluminum, and other materials based on application requirements.

What is your production lead time?

Typically 20–30 days after order confirmation, depending on product complexity and quantity. We offer expedited options for urgent needs.

Do you provide after-sales service?

Yes, we offer comprehensive after-sales support including technical assistance, replacement parts, and logistics coordination.

Get in Touch

Reach out to us for product inquiries, custom solutions, or technical support.

Phone

+86-571-88842852

Email

oceanindustry@vip.163.com

oceanindustry011@hzoic.com

WhatsApp

+86 13588811830

+86 13082832648

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