China Good quality Plastic PP Hollow Ball Floatation Balls Cosmetic Ball Rolling Balls

Product Description

Product Description

Plastic Hollow Floating Ball is a type of plastic random packing with features of good filtration capacity, stable chemical property, non-pollution, long life span and large overlay area. With stable chemical properties, non-pollution, long service life,great overlay area. Widely used in coagulate water tank, salt eliminating water tank and Water Treatment field. It is type ofplastic Random Packing, with good filtration capacity.

1.Compared to other CHINAMFG plastic balls, hollow PP balls are much cheaper

2.They have light weight. density is 0.91-0.92g/cm3.

3.PP balls have excellent chemical resistance to commonly used acids, oils, and water-based liquids, and have a higher temperature resistance than HDPE.

4.The most important, they are food grade (same as the soda-lime glass, stainless steel 304 and 316), so they can used for sous vide cooking balls and cosmetic. There are 2 types of hollow balls: non-polished PP balls and high polished PP balls. Non-polished balls usually used for floating balls, high polished usually used for cosmetic,sealing, cooking etc, please check the picture.We have many clients use the hollow PP balls for rollon such as 10mm 15mm 20mm 22mm 25mm 25.2mm 25.4mm 30mm 35.56mm 38mm etc. 20mm PP balls usually used for cooking balls. So we recommed you use the hollow plastic PP balls


Product Name Plastic Ball
Density 1.4g/cm3 0.88g/cm3 1.1g/cm3 2.2g/cm3
Property It has good physical, mechanical and chemical properties, especially excellent friction resistance. Similar to nylon, but a little harder than nylon, slightly higher density, less noise, less friction and so on. It can be used in the temperature range of -40-130 degrees for a long time. Wear resistance and lubrication is better than most engineering plastics, and has good oil resistance, peroxide resistance It has good chemical resistance, low density (density less than water) low absorption rate, high melting point in thermoplastics, good electrical insulation and low dielectric coefficient, but also has high resistance to chemical substances, such as acid, strong base, alcohol, many inorganic substances, salt solutions, solvents, gasoline, water, oil, grease, detergent, fruit juice and milk, etc. But not capable of aromatic hydrocarbons and chlorates With good alkali resistance metal, suitable for petroleum products and all kinds of neutral chemical products Teflon, commonly known as the king of plastics, is known for its frictionless material, which has excellent chemical stability, corrosion resistance, tightness, high lubrication non-viscosity, electrical insulation and good aging resistance. Continuous service temperature range is -180 to 250 degrees. A material resistant to most caustics and electrically insulated
Application Commonly used in table and drawer sliding devices, bearings, rollers, valves and electronic devices, CHINAMFG gear Used for cosmetics bottle, for liquid level calibration indicator, petroleum goods in acid and alkaline liquids Applied to check valve, light load, knob, toggle switch, low cost, also used for elasticity requirements, high hardness requirements Especially suitable for use in low temperature liquid and acid conditions of the instrument


Production Process


Packaging & Shipping

Package type

Container load capacity

Delivery Time

Quality insurance

Payment terms





Chinese national standard; SGSOffer quality assurance as request.

T/T, L/C, Paypal, West Union, Paypal

Woven Bag

25 m3



Jumbo Bag




Company Profile

HangZhou Xihu (West Lake) Dis.ang Chemical Packing Co., Ltd was established in 2003, It is a professional manufacturer and exporter that has more than 20 years experience in Chemical Packing. We are located in West Section Hi-Tech Industry Park HangZhou City, ZheJiang Province, with convenient transportation access. All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world.

Our main products are molecular sieve, activated alumina, ceramic ball, honeycomb ceramics, random and structured chemical packing in ceramic, plastic and metal material, can be used in all types of petrochemical chemical processes and environmental application.

Our well-equipped facilities and excellent quality control throughout all stages of production enables us to guarantee total
customer satisfaction. Besides, we have received ISO9001:2008 certificate, SGS report, and credible merchant of Alibaba. As a result of our high quality products and outstanding customer service, we have gained a global sales network CHINAMFG 7 Continents.

Since its foundation, our company keeps living up to the belief of “honest selling ,best quality ,people-orientation and benefits to customers” We are doing everything to offer our customers with best services and best products .We promise that we will be responsible all the way to the end once our services begin.

If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are
looking CHINAMFG to forming successful business relationships with you, also warmly welcome to visit our factory.


1.Who are we?
We located in HangZhou City, known as “Hometown of Chemical Packing”, established in 2003, have over 10 years export experience, there are 50-80 workers in our company. Products sell to Domestic Market (30%). Southeast Asia (15%), Mid East (10%), Europe (20%), South America (5.0%), North America (15%), Africa (5.0%).

2.How can we guarantee quality?
We have QC during production, and after product finished Samples can provide before order Inspection can be done before shipment if needed

3.What can you buy from us?
Plastic,ceramic,metal random and Structured tower packing, Ceramic Ball, Molecular Sieve, Silica Gel, Various kinds of ceramic bio ball for water treatment

4. What payment term can we do?
We accept payment type like T/T, L/C, PayPal, MoneyGram, Western Union etc.

5. What services can we provide?
Accept customized according to your requirements.
Accept Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU,Express Delivery.
Accept Payment Currency:USD,EUR;RMB
No strict require on the MOQ, accept small order

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Material: Plastic
Usage: Cosmetics
Sealing Type: Screw Cap
US$ 11/Piece
1 Piece(Min.Order)


Order Sample

Free sample


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Shipping Cost:

Estimated freight per unit.

about shipping cost and estimated delivery time.
Payment Method:


Initial Payment

Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

screw ball

What are the cost considerations when choosing screw balls for a project?

When selecting screw balls, there are several cost considerations that should be taken into account to ensure an optimal balance between performance, quality, and affordability. Here are some key cost considerations when choosing screw balls for a project:

  • Upfront Cost: The initial cost of acquiring the screw balls is an important consideration. This includes the cost of the screw ball assembly itself, which consists of components such as the screw shaft, ball nut, ball bearings, and seals. Different manufacturers and suppliers may offer varying prices for similar screw ball configurations, so it is essential to compare prices and evaluate the overall value offered.
  • Quality and Reliability: While cost is important, it is crucial to prioritize quality and reliability. Investing in high-quality screw balls that are manufactured with precision and made from durable materials can ensure long-term performance and minimize the risk of premature failure. Cheaper options may have lower quality standards, leading to potential issues such as reduced accuracy, shorter lifespan, or higher maintenance and replacement costs in the long run.
  • Application Requirements: The specific requirements of the project or application should be considered to determine the appropriate screw ball configuration. Factors such as load capacity, speed, accuracy, and environmental conditions can influence the cost. Higher load capacities, tighter tolerances, and specialized features may come at a higher cost. It is important to strike a balance between meeting the application requirements and managing costs effectively.
  • Long-Term Cost of Ownership: When evaluating the cost of screw balls, it is important to consider the long-term cost of ownership. This includes factors such as maintenance requirements, lubrication intervals, and expected lifespan. Screw balls that require frequent maintenance or costly lubrication may incur higher operational expenses over time. Additionally, screw balls with longer lifespans and warranties can provide better value by reducing replacement and downtime costs.
  • Supplier Support and Services: Consideration should be given to the support and services offered by the screw ball supplier. Factors such as technical assistance, availability of spare parts, and post-sales support can impact the overall cost. A reliable supplier with good customer support can help address any issues that may arise during the project, minimizing potential delays and additional expenses.
  • Total System Costs: It is essential to consider the screw balls’ cost in the context of the entire system. Screw balls are typically integrated into larger systems that involve other components, such as motors, drives, and controllers. The overall cost of the system, including installation, integration, and compatibility with existing components, should be evaluated to ensure that the selected screw balls align with the project’s budget and overall cost objectives.

By carefully considering these cost factors, project managers and engineers can make informed decisions when choosing screw balls for their projects. Balancing the upfront cost with quality, long-term cost of ownership, and application requirements will help ensure that the selected screw balls provide optimal performance and value throughout the project’s lifecycle.

screw ball

What are the advantages of using a screw ball in mechanical assemblies?

Using a screw ball, also known as a ball screw, in mechanical assemblies offers several advantages over other types of linear motion systems. These advantages make screw balls a popular choice in various applications that require precise and efficient linear motion. Here are some key advantages of using a screw ball:

  • High Efficiency: Screw balls are designed for high efficiency in converting rotational motion into linear motion. The rolling contact between the ball bearings and the raceway reduces frictional losses, resulting in improved power transmission and energy efficiency compared to systems with sliding friction.
  • Precision and Accuracy: Screw balls provide high levels of precision and accuracy in linear motion. The combination of a specialized thread configuration and ball bearings minimizes axial play and backlash, resulting in precise positioning and repeatability. This makes screw balls ideal for applications that require accurate and reliable motion control.
  • Load-Carrying Capacity: Screw balls are designed to handle higher loads compared to other linear motion systems. The presence of ball bearings distributes the load evenly along the screw shaft, reducing stress concentrations and allowing for increased load-carrying capability and improved rigidity.
  • Longevity and Durability: Screw balls are constructed from materials such as steel or ceramics, chosen for their durability and strength. These materials provide excellent resistance to wear, corrosion, and fatigue, ensuring long service life and reliable performance even in demanding operating conditions.
  • Backlash Reduction: Backlash, which refers to the amount of free motion or play between the screw and the nut, is minimized in screw ball systems. This reduction in backlash enhances system responsiveness, eliminates positioning errors, and improves overall accuracy in applications that require precise control.
  • High-Speed Capability: Screw balls can operate at high speeds while maintaining accuracy and stability. The rolling contact between the ball bearings and the raceway reduces friction, enabling smooth and efficient motion even at high rotational speeds.
  • Low Maintenance: Screw balls require minimal maintenance compared to other types of linear motion systems. Proper lubrication and periodic inspections are typically sufficient to ensure optimal performance and longevity. The reduced maintenance requirements contribute to cost savings and increased uptime in industrial and automation applications.
  • Compact Design: Screw balls offer a compact and space-saving design for linear motion applications. The axial arrangement of the screw and ball nut allows for a more compact assembly, making them suitable for installations with limited space constraints.

These advantages make screw balls well-suited for a wide range of applications, including robotics, CNC machinery, semiconductor equipment, aerospace systems, and medical devices, where precise linear motion control and high efficiency are critical.

When considering the use of screw balls in mechanical assemblies, it is essential to evaluate the specific requirements of the application, including load capacity, speed, accuracy, and environmental conditions. Consulting the manufacturer’s documentation, technical specifications, or seeking professional advice can help in determining the suitability of screw balls for a given mechanical assembly.

screw ball

How do you install a screw ball in machinery?

Installing a screw ball or a ball screw in machinery involves several steps to ensure proper alignment, secure fastening, and smooth operation. Here’s a general guide on how to install a screw ball:

  1. Prepare the Workspace: Start by ensuring a clean and organized workspace. Remove any debris or obstructions that could interfere with the installation process.
  2. Identify the Components: Familiarize yourself with the different components of the screw ball system, including the screw shaft, ball nut, support bearings, and any associated mounting brackets or housings.
  3. Inspect the Components: Before installation, carefully inspect all components for any signs of damage or defects. Ensure that the screw ball and associated parts are clean, properly lubricated, and free from any debris or contaminants.
  4. Align the Screw Ball: Align the screw ball system with the corresponding mounting surfaces or brackets in the machinery. Ensure that the screw shaft is properly aligned with the desired path of motion.
  5. Secure the Screw Ball: Use appropriate tools and fasteners to secure the screw ball in place. Follow the manufacturer’s guidelines or specifications for torque values and tightening procedures. Be cautious not to overtighten, as it can lead to binding or excessive friction.
  6. Check for Smooth Operation: After securing the screw ball, manually rotate the screw shaft or activate the machinery to verify smooth operation. Ensure that there is no binding, excessive noise, or abnormal resistance during motion.
  7. Adjust and Fine-Tune: If necessary, make any adjustments or fine-tuning to optimize the alignment and performance of the screw ball system. This may involve adjusting bearing preload, backlash, or other parameters depending on the specific requirements of the machinery.
  8. Perform Final Checks: Once the installation and adjustments are complete, perform a final inspection to verify that all components are securely fastened, aligned correctly, and functioning as intended. Double-check for any signs of misalignment, excessive play, or abnormalities.
  9. Document and Maintain: It is important to document the installation process, including any measurements, adjustments, or specific procedures followed. Regular maintenance, including lubrication and periodic inspections, should be performed as recommended by the manufacturer to ensure the longevity and optimal performance of the screw ball system.

Please note that the specific installation process may vary depending on the type of machinery, the design of the screw ball system, and the manufacturer’s recommendations. It is essential to consult the manufacturer’s documentation, installation guides, or seek professional assistance when installing a screw ball in machinery to ensure proper installation and optimal performance.

China Good quality Plastic PP Hollow Ball Floatation Balls Cosmetic Ball Rolling Balls  China Good quality Plastic PP Hollow Ball Floatation Balls Cosmetic Ball Rolling Balls
editor by CX 2024-03-01


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