Are Plastic Gear Racks Resistant to Moisture in Outdoor Applications?

Are Plastic Gear Racks Resistant to Moisture in Outdoor Applications?

Plastic Gear Rack is a type of rack made from plastic materials used to transmit power and motion. It is increasingly popular due to its lightweight, corrosion-resistant, and cost-effective nature. But how well does it hold up against moisture, especially in outdoor applications?

Structure and Materials

A. Composition of Plastic Rack

The basic structure of a Plastic Gear Rack consists of a series of teeth and gaps arranged in a linear fashion. Each tooth interlocks with a corresponding gear to transmit force and motion. The design of the rack and the tooth profile are crucial in maximizing efficiency and reducing wear.

B. Commonly Used Plastic Materials

Common plastic materials used in manufacturing gear racks include polyamide (PA), polyethylene (PE), polypropylene (PP), and others. Each material offers unique properties that can be advantageous depending on the specific application requirements.

Plastic Gear Rack


1. Lightweight and Corrosion Resistance

Plastic gear racks are significantly lighter than their metal counterparts. They are also resistant to corrosion, making them ideal for use in environments where metal racks might deteriorate.

2. Low Noise and Low Friction

These racks operate quietly and with minimal friction, which reduces wear and extends their lifespan. This makes them suitable for applications where noise reduction is essential.

3. Cost-Effective and Easy to Process

Producing plastic gear racks is generally more cost-effective than metal ones. They are also easier to process, which can reduce manufacturing time and costs.

4. Design Flexibility

Plastic can be molded into complex shapes more easily than metal, allowing for greater design flexibility. This makes it possible to create custom solutions tailored to specific needs.

5. Resistance to Chemicals and Moisture

Plastic gear racks are resistant to a wide range of chemicals and moisture, making them suitable for use in harsh environments, including outdoor applications.

6. Reduced Wear on Other Components

The low friction and smooth operation of plastic gear racks reduce wear on other components they interact with, thereby extending the overall life of the machinery.

Plastic Gear Rack in Use


Automation and Robotics

Plastic Gear Rack is widely used in automation and robotics systems for precise motion control and power transmission. It is utilized in robotic arms, gantry systems, linear actuators, and other automated machinery.

Electric Tools and Appliances

Plastic Gear Rack is employed in electric tools such as drills, saws, and sanders, where it helps convert rotational motion into linear motion. It is also used in household appliances like mixers, blenders, and printers for smooth and efficient operation.

Transportation and Automotive

Plastic Gear Rack is utilized in various transportation and automotive applications. It can be found in steering systems, seat adjustment mechanisms, window regulators, and convertible tops, providing reliable and precise movement.

Medical Equipment

Plastic Gear Rack is used in medical equipment such as hospital beds, patient lifts, and adjustable tables. Its lightweight, corrosion-resistant, and low-noise properties make it suitable for healthcare settings.

Packaging and Material Handling

Plastic Gear Rack is employed in packaging and material handling machinery to facilitate the movement of products along conveyor systems or for precise positioning in packaging operations.

Industrial Machinery

Plastic Gear Rack is utilized in various industrial machinery, including CNC machines, cutting systems, textile machinery, and printing presses. Its low friction and wear properties contribute to smooth operation and reduced maintenance.

Agricultural Equipment

Plastic Gear Rack finds applications in , such as crop harvesters, seeders, and irrigation systems. It helps in the efficient movement of components and ensures precise control in agricultural operations.

Recreation and Sports Equipment

Plastic Gear Rack is used in recreational and sports equipment, such as exercise machines, bicycles, and golf carts, to convert rotational motion into linear motion for enhanced performance.

Renewable Energy Systems

Plastic Gear Rack is employed in renewable energy systems, including solar panel tracking systems and wind turbine pitch control mechanisms, to optimize energy generation and tracking capabilities.

Plastic Gear Rack Application
Plastic Gear Rack Application

Installation and Maintenance


1. Select Appropriate Installation Location

Choose a location that ensures optimal performance and accessibility for maintenance.

2. Alignment and Securing

Proper alignment is crucial to prevent uneven wear and ensure smooth operation. Secure the rack firmly to prevent movement.

3. Adjust Tension

Correct tension adjustment is essential to maintain efficient operation and minimize wear.


1. Regular Cleaning

Keep the gear rack clean to prevent debris from causing damage.

2. Lubrication

Regular lubrication reduces friction and wear, prolonging the gear rack's life.

3. Inspect and Replace Worn Parts

Regular inspection helps identify worn parts that need replacement to avoid breakdowns.

4. Avoid Overloading and Improper Usage

Operate within the specified load limits to prevent damage and ensure longevity.

5. Routine Inspection and Maintenance of Related Components

Ensure all related components are in good working condition to maintain overall system efficiency.

Maintenance of Plastic Gear Rack

How to Choose the Right Plastic Gear Rack

1. Load Capacity

Select a gear rack that can handle the maximum load expected in your application.

2. Gear Module

The gear module must match the intended gear to ensure proper operation.

3. Rack Length and Dimensions

Ensure the rack's length and dimensions fit the specific requirements of your application.

4. Material Selection

Choose the appropriate plastic material based on the environmental and operational conditions.

5. Precision Requirements

Determine the level of precision required to meet the application's performance standards.

6. Environmental Conditions

Consider factors such as temperature, humidity, and exposure to chemicals when selecting a gear rack.

7. Manufacturer Reputation and Quality

Choose a manufacturer with a strong reputation for quality and reliability.

8. Cost-Effectiveness

Balance cost with performance to ensure you get the best value for your investment.

Focus on EVER POWER Company

The company has more than 100 professional rack production equipment and testing equipment. The one-time processing length of the rack is 3000MM, the module range is M1-M30, British CP, American DP, etc., in order to better adapt to market changes. For high-end customers who demand high-precision racks, our company specially introduces rack milling machines and rack grinding machines imported from Germany. The precision of the racks produced by this equipment can reach (JIS2 level) DIN6n25 to meet various needs of the high-end market, with excellent products, affordable prices, and good service attitude, our products are exported to different countries such as Spain, the Netherlands, the United States, South Korea, Turkey, and Russia. At the same time, we sincerely hope to help customers develop new products and solve technical and quality problems. We are willing to meet the needs of users with high-quality products, fair prices, and perfect services. In short, we adhere to the principles of quality first, timely delivery, and credit first, treat every business partner sincerely, and wholeheartedly welcome friends from the business community to cooperate with us to develop together and create brilliance. Besides, EVER POWER also offers other rack products such as Gear Rack For Door Opener, gear rack for elevator, rack and pinion steering, metric gear rack, etc. Customers are welcome to inquire about customized products. EVER POWER is a professional manufacturer of racks in China. Its products are mainly sold to hundreds of fixed suppliers such as domestic steel rolling mills, shipyards, precision machine tool factories, automation machinery factories and various distribution companies, and exported to Western Europe, the Middle East, and Southeast Asia and other countries and regions. The developing EVER POWER currently has hundreds of employees, including many engineers, with fixed assets of 20 million yuan and an annual output value of 50 million yuan. It mainly produces 1 to 32 module standard racks, non-standard straight racks, helical racks, double-sided racks, cylindrical racks, and various inch racks, with an accuracy of up to 7 to 9 levels, and is a horizontal directional drilling rig. , military industry, various large and medium-sized machine tools, automatic skylights, marine, steel mills, coal mines, petroleum, woodworking machinery, flame cutting machines, engraving machines, various automated assembly lines and other production supporting racks. The company has a complete set of strict quality management systems, equipped with a series of precision measuring instruments such as optical projectors and 16 full-process production monitoring systems. Currently, it has 30 fully automatic precision CNC rack-specific machine tool assembly lines as well as polishing and more than 20 general-purpose machine tools. EVER POWER has