CNC Machined PTFE Parts — Material Specifications, Engineering Data & OEM Supply
Custom-engineered by HEMSUN ENGG. INDUSTRIES in Dahegam, Gujarat, CNC Machined PTFE Parts provides exceptional chemical and thermal resilience for cnc machined parts components. Produced from certified PTFE fluoropolymer with strict density control and diamond-tooled CNC finish machining for global industrial processors.
Where CNC Machined PTFE Parts is used
CNC machining suits low volumes, prototypes and geometry too complex to mould, cut from sintered billet so no tooling cost is carried.
PTFE is chosen for near-universal chemical inertness, a −200°C to +260°C service band, and the lowest friction of the common engineering polymers.
Machined in PTFE where chemical inertness and the lowest friction lead the requirement; nylon or acetal are machined instead where stiffness and cost matter more than chemical breadth.
Common where an obsolete or single-source part must be reproduced from a drawing, a sample, or measurement of the worn original.
Key properties
In-house CNC Machined PTFE Parts production
moulding and CNC under one roof
Drawing, CAD (STEP/IGES/DXF), or sample-based reverse engineering
PTFE grade options matched to chemical and thermal duty
Dimensional inspection with reports on request
IEC-registered exporter
worldwide packing and docs
Flexible MOQ
prototypes, pilot lots, recurring OEM supply
Specifications
| Property | Value |
|---|---|
| Component Type & Grade | CNC Machined PTFE Parts (Specification Code HES-504) |
| Base Raw Material | PTFE fluoropolymer (Virgin FDA 21 CFR 177.1550 / Custom Filled) |
| Continuous Service Temp. | -200°C to +260°C (-328°F to +500°F) |
| Tensile Strength at Break | 20 to 35 MPa (Virgin) / 14 to 25 MPa (Filled) |
| Elongation at Break | 250% to 450% (ASTM D4894) |
| Specific Gravity / Density | 2.14 to 2.18 g/cm³ (ASTM D792) |
| Dielectric Strength | 50 to 80 kV/mm (0.1 mm film) |
| Surface Roughness Finish | Diamond Polished Ra ≤ 0.20 µm to Ra ≤ 0.40 µm |
| Dimensional Tolerance | ISO Grade 1 to Grade 3 / Drawing Nominals (±0.02 mm) |
| Manufacturing & Origin | Moulded, Sintered & CNC Machined in Dahegam, Gandhinagar, Gujarat, India |
Manufacturing process
Fabrication of CNC Machined PTFE Parts relies on high-tonnage powder compaction and free sintering of PTFE fluoropolymer. Preforms are pressed under strict pressure dwell parameters, then heat-treated above 342°C in forced-convection ovens to bond resin granules into a void-free, chemically resilient matrix.
Material selection notes
Physical performance of CNC Machined PTFE Parts is governed by high-grade PTFE fluoropolymer polymer formulation. Outstanding chemical resistance, high elongation (up to 400%), and low surface energy make it ideal for aggressive chemical pumps, valve seating, and pharmaceutical sanitary process lines.
How to specify your order
Procurement checklist for CNC Machined PTFE Parts: Specify outer dimensions (OD/ID/Length), chemical exposure media, temperature limits, and target delivery schedule. We assist in selecting the optimal virgin or filled material grade and provide itemized pricing with lead times.
Quality checks and inspection
Our quality department inspects CNC Machined PTFE Parts using precision coordinate measuring machines, digital surface roughness testers, and resin specific gravity balances, ensuring 100% adherence to customer drawing nominals.
Ordering and export documentation
Domestic CNC Machined PTFE Parts orders ship with GST invoice and e-way bill where applicable. Export orders include commercial invoice, packing list, and certificate of origin from our IEC-registered works. Air and sea freight packing with desiccant and shock protection for international buyers Contact info@hemsun.com or sales@hemsun.com with your PTFE components specification.
Export packing and lead time
Global shipments of CNC Machined PTFE Parts are handled by our dedicated export logistics team. Orders are packed in heavy-duty seaworthy packaging with VCI anti-corrosion barrier wrapping and dispatched with complete IEC customs documentation.
Storage and handling
Assembly recommendations for CNC Machined PTFE Parts: Use non-metallic insertion tools to press components into tight bores. Store stock in climate-controlled shelving away from direct heat sources.
Compliance & Standards
HEMSUN is a DGFT IEC registered exporter (Government of India). Critical dimensions are verified on CMM against the drawing you supply, and the inspection report is issued against your part number and revision. Export paperwork — commercial invoice, packing list and certificate of origin — accompanies international despatch.
Frequently Asked Questions
What CNC Machined PTFE Parts options does HEMSUN manufacture?
Custom-engineered by HEMSUN ENGG. INDUSTRIES in Dahegam, Gujarat, CNC Machined PTFE Parts provides exceptional chemical and thermal resilience for cnc machined parts components. Produced from certified PTFE fluoropolyme…
Can you supply CNC Machined PTFE Parts for OEM and export orders?
Yes. We support prototype lots, recurring OEM programmes, and export packing with material certificates and dimensional inspection reports on request. Typical RFQ response is within one business day when drawings are complete.
How do I request a quote for CNC Machined PTFE Parts?
Send material grade, dimensions or drawing, quantity, application media, and operating temperature/pressure via https://hemsun.com/contact. Our engineering team confirms manufacturability, lead time, and pricing.



