Chinese Solid Plastic Ball Manufacturer
Manufacturing & Materials
With two own factories totaling 15000 m ² and more than 250 sets of equipment, focuses on the injection molding, precision grinding and polishing of POM, PP, nylon PA66, PTFE, PEEK, PS, HDPE, ABS and acrylic solid plastic balls, with specifications of 0.8 – 100mm, grades of G0 – G3, and diameter tolerance of ± 0.01mm – ± 0.05mm.
The solid structure supports secondary processing such as drilling, tapping, leveling and chamfering.
Applications & Uses
The products are used for the sealing of check valves and lotion pumps, sliding rails and precision bearings, liquid level floating balls, cosmetics mixing balls and counterweight filling.
The factory has been in operation since 2004, and the technical engineers have over 30 years of experience in sphere manufacturing; Through ISO, SGS, ROHS, REACH certification, plastic balls also hold FDA documents;
✓ Quality Control
Each batch shall be randomly inspected for surface roughness, roundness, waviness, batch diameter difference, and hardness, and an inspection certificate shall be issued and delivered with the goods.
⚡ Supply & Customization
Regular size available in stock, can be supplied according to wholesale orders, and shipped within 3-5 days; Non standard specifications are customized according to the drawings, with a production schedule of 15-30 days, and we also undertake OEM/ODM branding and joint development.
📦 Free Samples
Samples are free, shipping is collect.
Types of Solid Plastic Ball
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.50 Cal Reusable PaintballTtem:.50 Cal Reusable Paintballview more
Size:Cal.68 17.27mm,Cal.50 12.7mm ,Cal.43 10.92mm
Colors:red yellow,blue,green,black white..........
Core:carbon steel ball,201 stainless steel ball,bearing steel ball
Coating: pp... -
.50 Cal Reusable Paintballs - Plastic Coated Steel BallsItem: .50 Cal Reusable Paintballs - Plastic Coated Steel Ballsview more
.50 Cal Plastic Coated Steel Balls
Size:Cal.68 17.27mm,Cal.50 12.7mm ,Cal.43 10.92mm
Colors:red yellow,blue,green,black white..........
Core:carbon... -
.43 Cal 10.92mm Reusable Paintballs Plastic Coated Steel ...Item:.43 Cal 10.92mm Reusable Paintballs Plastic Coated Steel Ballsview more
Size:.68 cal 17.3mm,.50 cal 12.7mm .43 cal 10.92mm
Colors:red yellow,blue,green,black white..........
Core:carbon steel ball,201 stainless steel... -
.68 Cal (17.3mm) Plastic Coated Steel Balls - Reusable Pa...Item:.68 Cal (17.3mm) Plastic Coated Steel Balls - Reusable Paintballsview more
Size: 7mm 8mm 9MM 15.2mm 10.92mm 12.5mm 12.57mm 12.61mm 12.7mm 12.75mm 17mm 17.27mm 17mm 18mm 22mm 25mm 40mm .
Material: POM... -
.68 Cal paintball Plastic Coated Steel BallsItem:.68 Cal paintball Plastic Coated Steel Ballsview more
Name:paintballs 0.68 balls 3.9g/pc
Plastic coated bearing steel balls
Plastic coated carbon steel balls
paintballs 0.68
Material: inside 201 stainless steel... -
.68 Cal Reusable Paintballs - Plastic Coated Steel BallsItem: .68 Cal Reusable Paintballs - Plastic Coated Steel Ballsview more
Size:9mm 15mm 22mm 25mm 15.2mm 10.92mm 12.5mm 12.57mm 12.61mm 12.7mm 12.75mm 17mm 17.3mm 18mm.......................0.43cal 10.99mm 0.5cal 12.7mm 0.68cal 17.2mm... -
4.74mm Polyoxymethylene Plastic BallItem:4.74mm Polyoxymethylene Plastic Ballview more
Material:Polyoxymethylene POM
Advantage:Loose Plastic Balls
Grade:G0 G1
Sliding rails use ball size have 3.9mm 3.91mm 3.92mm 3.94mm 3.96mm 4.762mm 4.7mm 4.74mm 4.75mm... -
FG500P 3/16'' Delrin Plastic BallItem:FG500P 3/16'' Delrin Plastic Ballview more
Material:FG500P Delrin POM Acetal (Polyoxymethylene)plastic
Application:lotion pump,trigger sprayer,valves
Tolerance:+/-0.02mm
MOQ:100pcs -
17.3mm Bulk .68 Cal Reusable Paintballs pom plastic ballItem:17.3mm Bulk .68 Cal Reusable Paintballs pom plastic ballview more
Durable POM Balls: Resistant to wear and tear for long-lasting use.
Hard Solid Material: Ideal for industrial machinery parts and feeders.
Injection... -
.68 caliber paintball ballsItem:.68 caliber paintball ballsview more
17.3mm paintballs pom plastic ball
0.68 caliber 17.3mm reusable solid plastic paintballs
17.3mm pom plastic ball
red color 17.3mm pom plastic ball
... -
White Plastic BallsItem:White Plastic Ballsview more
material:Precision Solid Plastic Ball factory (Pom Acetal Delrin ,Nylon PA PA6 PA66, PP Polypropylene,PTFE Teflon ,PEEK,PS,HDPE,ABS,Acrylic )
Size:0.8mm-100mm
Grade:G0 G1... -
Pp Plastic BallsItem:Pp Plastic Ballsview more
material:Polypropylene, pp,(C3H6)n
Size:1mm-100mm
Grade:G0-G3 (0.01MM-0.05MM)
colors:different colors
POM plastic ball size :0.8mm-100mm
Nylon plastic ball...
The Five Core Advantages of solid plastic ball
1. Dense and solid, hard core compression characteristics: 100% pure solid filling, no bubbles or sand holes inside. Selling point: With extremely high structural strength, it does not burst or collapse in high-pressure environments, and its service life is 3-5 times that of ordinary spheres.
2. Micron level high precision (Precision) features: using imported CNC grinding machines for secondary precision grinding, with tolerances controlled at $\ pm 0.01mm \ sim 0.02mm $. Selling point: True roundness guarantee, smooth operation in high-frequency vibration and precision slide rail, no jamming, ultra quiet.
3. Excellent chemical and physical stability characteristics: High performance materials such as POM (Sai Steel), PA (Nylon), PP, PE, etc. can be selected according to requirements. Selling points: self-lubricating and wear-resistant, acid and alkali resistant, non rusting. The performance remains stable in oil, chemical solvents, or humid environments.
4. Stable center of gravity and precise trajectory characteristics: The solid structure ensures that the center of gravity of the sphere coincides with the height of the geometric center. Selling point: In fluid control (such as valve check), it opens and closes quickly and seals tightly; In competitive equipment, the trajectory is more stable.
5. Deep processing friendly features: fully solid structure. Selling point: Supports drilling, tapping, cutting or chamfering at any angle, and the interior remains tight after processing, without losing support like a hollow ball.
Main Functions
Precision transmission: As a bearing, slide rail, and universal ball, it provides low friction and high load rolling support.
Fluid sealing: acting as a valve core in one-way valves and check valves, utilizing its precise roundness to achieve zero leakage sealing.
Liquid level indication: Using the density difference of different materials, solid balls can accurately float or sink, used for liquid level sensors.
Weighted filling: Provides precise physical weight distribution without sparking or magnetic interference like metal balls.
Solid Plastic Ball Wide Applications
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Industry |
Applications |
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industrial manufacturing |
Check valves, hydraulic components, pneumatic components, precision bearings, furniture slides |
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medical device |
Ventilator one-way valve, medication mixing ball, laboratory testing equipment |
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Sports competition |
Fascia ball, hockey, hand cranked bell balance ball, weight-bearing trainer, game console |
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Electronic and Electrical Appliances |
Insulation support, switch trigger ball, anti-static ball |
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Creative Lifestyle |
High end cosmetics mixing, window display, environmentally friendly buoyancy materials |
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Products |
POM Delrin plastic ball |
Polypropylene PP plastic ball |
Nylon PA66 plastic ball |
PTFE plastic ball Polytetrafluoro ethylene |
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Material |
POM Delrin plastic |
Polypropylene PPplastic |
Nylon PA66 plastic |
Teflon Balls-PTFE |
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Size |
0.8mm-100mm |
1.588mm-100mm |
2mm-100mm |
1mm-200mm |
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Grade |
G0-G3 (±0.01-0.05mm) |
G0-G3 (±0.01-0.05mm) |
G0-G3 (±0.01-0.05mm) |
G0-G3 (±0.01-0.05mm) |
Feature of different materail of solid plastic bal
POM Delrin Plastic Ball
High Hardness; High Density; Low Water Absorption. It is similar to nylon, but slightly harder than nylon, slightly larger than the density recommended products applied to the required low water absorption
Polypropylene PP Plastic Ball
Anti-chamicals; Low Density;Good Insulation; Good Corrosion Resistance
The highest melting point of the thermoplastic with excellent electrical insulator and low dielectric coefficient, often used for floating capacity requirements
Nylon PA66 Plastic Ball
The nylon has preferably the alkali metal, to adapt to the neutral characteristics of petroleum products and all kinds of chemical products.
PTFE plastic ball Polytetrafluoro ethylene plastic ball
Temperature Tolerance -180-250
Degree Celsius; High Hardness; Good Property of
Anti-chamicals; Low Density;Good Insulation; Good Corrosion Resistance.
Pom ball applications:POM ball table,drawer slide device bearings, rollers, valves, electronic apparatus, sailing apparatus.
PP ball applications:used for transfusion, level calibration indicator,sprayers,dispenser, grinding food, lotion pump,medical equipment.
Pa66 nylon ball used for transfusion, level calibration indicator.
PTFE ball applications:Particularly suitable for use in cryogenic liquids and acids under the conditions of the instrument.
PEEK ball applications:High-end machinery and aviation technology

Our factory Qualification certification and strength

With more than 25 years experience we have two factories to produce our balls, one is Located in Henan province (cover 10000 square meters and with more than 200 sets machines), another is located in Shandong province (cover 5000 square meters and with more than 50 sets machines) .
Our factory already got ISO certificate ,and our plastic ball already got FDA certificates
We usually have normal size balls in our factory ,so our delivery time about 4days
With more than 25 years produce high precision solid plastic ball experience,we have some normal size balls in our factory warehouse ,so we have a good advantage with price .






We're well-known as one of the leading solid plastic ball manufacturers and suppliers in China. Our products are highly appreciated in both domestic and overseas market. Please rest assured to wholesale custom made solid plastic ball from our factory.
Peek Precision Plastic Ball, Peek Ball, Peek Thermoplastic Ball
