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Product name | POM PP PA6 PTFE hard 20mm plastic ball 25mm |
Material | PP ball,POM ball,PA66 ball,PTFE ball |
Size | 0.8mm-100mm |
Tolerance | +/-0.0127mm, +/-0.0254mm, +/-0.0508mm, +/-0.127mm |
Color | white, black ,colorful |
Type | solid/hollow |




Grade | Tolerance range of diameter(mm) | The tolerance range of roundness(mm) |
G0 | +/-0.0127 | 0.00635 |
G1 | +/-0.0254 | 0.0127 |
G2 | +/-0.0508 | 0.0254 |
G3 | +/-0.127 | 0.127 |
Product | PP plastic ball Polypropylene | POM plastic ball Delrin | PA66 Plastic ball Nylon | PTFE plastic ball Polytetrafluoro ethylene |
Size | 2mm-100mm | 0.8mm-100mm | 2.381mm-100mm | 1mm-80mm |
Material | Polypropylene balls | Delrin, POM balls | Nylon Balls | Teflon Balls-PTFE |
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) |
Type | Solid/Hollow | Solid | Solid | Solid |
Density | Around: 0.85g/cm3 | Around:1.4g/cm3 | Around:1.1g/cm3 | Around: 2.15-2.26g/cm3 |
Feature | Has good resistance, chemical resistance, low density (density less than water), low water absorption, the highest melting point of the thermoplastic with excellent electrical insulator and low dielectric coefficient, often used for floating capacity requirements, withblood transfusion, level calibration indicator. It has a high resistance to chemical substances, such as acid, alkali, alcohol, many inorganic substances, salt solutions, solvents, gasoline, water, oil, grease, cleaning agents, fruit juices, milk and the like, but not resistant to aromatic carbon hydrogen compounds and chlorate. | it is similar to nylon, but slightly harder than nylon, slightly larger than the density recommended products applied to the required low water absorption | The nylon has preferably the alkali metal, to adapt to the neutral characteristics of petroleum products and all kinds of chemical products. | It have excellent chemical stability, resistance to corrosion, sealing, high lubricity non-tackiness, electrical insulation and good anti-aging Stamina. Continuous use temperature range of -180 ° C to 250 ° C. PTFE (Teflon ®), ball so excellent frictionless known to most corrosive resistant possessed electrically insulating material |
Application | Packaging, reusable containers, automotive components, light load bearings, ball valves, transfusion, level calibration indicator. | POM ball table, drawer slide device, bearings, rollers, valves, electronic apparatus, sailing apparatus. | Used in check valve, light load, the knob pull switch, low-cost, but also for better flexibility requirements, high hardness aspects | Particularly suitable for use in cryogenic liquids and acids under the conditions of the instrument.Non-stick coatings, gears, slide plates, bearings and ball valves. |
Solid PP plastic ball Polypropylene
1mm POM plastic ball




PA66( Nylon) Ball Teflon Balls-PTFE
PP plastic ball Polypropylene | POM plastic ball Delrin | PA66 Plastic ball Nylon | PTFE plastic ball Polytetrafluoro ethylene |
Used for cosmetic beads, used for liquid level calibration indicator, medium oil or acid alkaline liquid | Table and drawer sliding devices, bearings, rollers, valves and electronics, sailing, etc | For check valve, light load bearing, knob, pull switch, good elasticity, high hardness device | Mainly used in cryogenic liquid and acid - base conditions of instruments |



We have advanced production equipment and consummative instruments. We use perfect equipment to detect the roundness, libration size and the quality of the surface of steel balls.
Welcome to visit our factory and looking forwarder to cooperate with you !



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