Teflon (Polytetrafluoroethylene – PTFE) Balls
There are no known industrial acids or caustics that will attack Teflon, and there is no known solvent for it. Recommended for lightweight, non-metallic, and erosion-resistant applications. Maximum work temperature of 550°F and tensile strength of 3900 psi. The highest temperature rating and best chemical resistance of all plastic ball types.
Chemistry
Hardness: R58
Tensile Strength: 3900 psi
Max working temperature: 550°F
Full name: Polytetrafluoroethylene (PTFE)
Characteristics
No known industrial acids or caustics will attack it. No known solvent. Lightweight. Non-metallic. Erosion resistant. Highest temperature rating of all plastic types at 550°F.
Corrosion Resistance
Best chemical resistance of all plastic ball types. No known industrial acids or caustics will attack Teflon and there is no known solvent for it.
Typical Hardness
Rockwell R58. Softest plastic type. Max work temperature 550°F.
Ball Sizes
Available in sizes 1/16″ to 2.0″.
Available in grades 0 through IV (inch and metric). Finishes: matte, rough, polished.
Industries Using Teflon (Polytetrafluoroethylene- PTFE) Balls
Chemical Processing (extreme chemical resistance, no known attack by industrial acids or caustics), Industrial Pumps and Valves (erosion-resistant valve seats), High-Temperature Applications (up to 550°F), Food and Beverage (FDA approved applications, non-reactive)
All standard sizes available for immediate delivery
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Pumps and Valves
Check valves, pump seats, flow control devices, slide and rolling applications
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Chemical Processing
Highly corrosive environments, acid and caustic media, no known chemical attack applications
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Food and Beverage
FDA-approved applications, flow control, processing equipment, non-toxic contact surfaces
Lead Times
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Standard in-stock components are available for immediate shipment. Lead times for non-stock and custom orders are determined based on specific part size, material, and required quantity.
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Hartford Technologies specializes in high-volume production runs and industrial applications. We have a $400 minimum order value for all standard in-stock bearing balls. For custom-engineered parts and assemblies, the minimum is determined by the complexity and volume of the specific requirement.
