HEMSUN ENGG. INDUSTRIES supplies factory-direct PTFE balls to Bengaluru, covering Peenya Industrial Area, Bommasandra, Jigani and Dabaspet. We manufacture solid PTFE spheres from 5 mm to 310 mm with in-house centerless grinding, suited to the tight-tolerance, low-volume work that Bengaluru’s precision engineering base runs.
Why buyers in Bengaluru, Karnataka source PTFE balls from HEMSUN
Bengaluru’s demand profile is precision rather than volume. Instrumentation builders, aerospace subcontractors, machine tool makers and R&D-heavy engineering firms need small quantities of spheres held to a tight diameter and roundness band, often against an unusual specification and frequently on a prototype timeline. That combination — low quantity, high specification, fast turnaround — is difficult for traders to serve because it needs the die and the grinding under one roof. It is straightforward for a factory that fabricates its own tooling.
Industrial clusters
- Peenya Industrial Area
- Bommasandra Industrial Area
- Jigani Industrial Area
- Dabaspet
- Electronic City
- Hoskote industrial belt
- Nelamangala
Industries that specify PTFE balls
Instrumentation and analytical equipment
Precision check spheres in flow meters, rotameters and analyser circuits.
Aerospace and defence subcontracting
Chemically stable, non-magnetic spheres in fluid and test systems.
Machine tools and automation
Low-friction PTFE balls in pneumatic and hydraulic sub-assemblies.
Research and prototyping
Small-quantity custom-diameter spheres for development builds.
Biotech and lab equipment
Inert, non-contaminating spheres in clean fluid handling.
Supply and logistics
HEMSUN manufactures in Dahegam, Gujarat and dispatches to Bengaluru, Karnataka with export-ready documentation.
| Fact | Detail |
|---|---|
| Distance from our factory | Approximately 1,500 km by road from Dahegam |
| Typical dispatch | Road or air freight; transit generally 3–4 days by road |
| Low-volume work | Prototype and small-batch custom diameters accepted |
| Quality | In-house centerless grinding; dimensional report on request |
Typical applications
- Rotameter and flow meter float spheres
- Analyser and instrumentation check balls
- Pneumatic and hydraulic non-return elements
- Prototype and development custom spheres
- Non-magnetic spheres for sensitive test rigs
Related product pages: Virgin PTFE Ball, PTFE Hollow Ball, PTFE ball sizes, and request a quote.
Next steps for buyers
When you have reviewed this ptfe balls manufacturer in bengaluru guide, send your drawing, material grade, and annual quantity to HEMSUN ENGG. INDUSTRIES for a scoped quote from our Dahegam, Gujarat works. Our engineering team confirms manufacturability, lead time, and export documentation in one business day when inputs are complete. Contact info@hemsun.com or sales@hemsun.com with destination port and inspection requirements where applicable.
Technical specifications, testing and engineering data
HEMSUN ENGG. INDUSTRIES manufactures and engineers high-precision solutions for ptfe balls manufacturer in bengaluru at our Dahegam, Gujarat facility. Operating since 1994, our manufacturing processes combine modern CNC machining centers, precision hydraulic compression presses, and continuous CMM inspection.
Comprehensive Material & Mechanical Property Matrix
| Engineering Property | Virgin PTFE Standard | 25% Glass-Filled PTFE | 33% Carbon-Filled PTFE | 60% Bronze-Filled PTFE | Test Standard |
|---|---|---|---|---|---|
| Specific Gravity | 2.14 – 2.18 g/cm³ | 2.22 – 2.26 g/cm³ | 2.05 – 2.15 g/cm³ | 3.80 – 4.00 g/cm³ | ASTM D792 |
| Tensile Strength | 20 – 35 MPa | 14 – 22 MPa | 12 – 18 MPa | 15 – 24 MPa | ASTM D4894 |
| Elongation at Break | 250% – 450% | 150% – 250% | 80% – 160% | 100% – 200% | ASTM D4894 |
| Compressive Strength (1% strain) | 4.0 – 5.5 MPa | 7.5 – 9.0 MPa | 8.0 – 10.5 MPa | 12.0 – 15.0 MPa | ASTM D695 |
| Deformation Under Load (14 MPa, 24h) | 12% – 15% | 4% – 6% | 3.5% – 5% | 2.5% – 4% | ASTM D621 |
| Shore D Hardness | 50 – 55 Shore D | 58 – 64 Shore D | 60 – 66 Shore D | 65 – 72 Shore D | ASTM D2240 |
| Dynamic Friction Coeff. (vs Steel) | 0.05 – 0.08 | 0.10 – 0.14 | 0.08 – 0.12 | 0.12 – 0.16 | ASTM D1894 |
| Thermal Conductivity | 0.25 W/m·K | 0.40 W/m·K | 0.55 W/m·K | 0.85 W/m·K | ASTM C177 |
Quality Assurance, Testing Protocols & Traceability
- Dimensional CMM Profilometry: Critical diameters, concentricity, and sphericity are verified on coordinate measuring machines against drawing nominals.
- Dielectric Breakdown Voltage Testing: High-voltage spark testing screens moulded parts for micro-voids, pinholes, and internal conductive inclusions before dispatch.
- Specific Gravity & Density Verification: Water displacement density checks according to ASTM D792 ensure full preform compaction and complete oven gel sintering.
- Certificate of Compliance & MTR: Every dispatch includes mill test certificates confirming raw resin lot traceability, filler content, and tensile/elongation values.
Installation, Machining & Maintenance Recommendations
- Tooling Geometry for Machining: Use polished tungsten carbide (C2 grade) or polycrystalline diamond (PCD) inserts with high positive top rake angles (15° to 25°) and sharp cutting edges to prevent material smearing.
- Feed & Speed Rates: High spindle speeds (200 to 450 m/min) combined with moderate feed rates (0.05 to 0.15 mm/rev) ensure mirror surface finishes without localized frictional heating.
- Coolant Application: Water-soluble synthetic coolants or clean air blast prevent thermal expansion during high-speed CNC turning and milling passes.