China Manufacturer in PTFE/FEP/PFA Tube
10 years, ISO – Certified, 13,000㎡ Plant
PTFE FEP PFA Tube Manufacturer 10 Years
- 13000 Square Meters factory-owned Industry Park
- Exported to 30+ Countries since 2015
- ISO 9001 certified Factory
- Free Samples Available
Trusted by Industrial Leaders
Customer Success Stories
- Challenge: VOCs emissions over 20mg/m³
- Reasons: Heavy iso. solvent residues in pipe, pungent odor
- Solution: Gas Chromatograph-guided production and pre-shipment VOCs monitoring
- Result: VOCs were successfully controlled within environmental standards
- Challenge: Optical Fiber Cable bent & wetted due to PTFE tube threading
- Reasons: Teflon tubing: heavy residual liquid, pungent odor, rough inner surf
- Solution: Upgraded material +Clean the ptfe tube
- Result: Smooth threading through polytetrafluoroethylene tubing,no signal loss
- Challenge: Leakage on teflon tube heat exchanger
- Reasons: White spot on teflon tubing,failed to specific pressure under 130℃
- Solution: Upgraded material + pressure-tested every coil ptfe tube at 150℃
- Result: Leak-free for 8+ months. Reliable operation. Repeated orders
PTFE Products
PTFE Tube
PTFE Tube
FEP Tube
FEP Tube
PTFE Capillary Tube
PTFE sleeving
PTFE convoluted tube
Smooth Bore PTFE Hose
Convoluted Teflon Hose
PTFE Tube Tolearances
| ID (mm) of PTFE Tube | Tolerance (mm) | Wall (mm) of PTFE Tube | Tolerance (mm) |
|---|---|---|---|
| 0.35-1.00 | +/-0.07 | 0.30-0.49 | +/-0.07 |
| 1.01-2.00 | +/-0.08 | 0.50-0.79 | +/-0.10 |
| 2.01-4.00 | +/-0.10 | 0.80-0.99 | +/-0.15 |
| 4.01-8.00 | +/-0.15 | 1.00-1.24 | +/-0.20 |
| 8.01-12.50 | +/-0.15 | 1.25-1.50 | +/-0.25 |
| 12.51-25.00 | +/-0.20 | 1.51-3.00 | +/-0.30 |
PTFE Tubing Working Pressure
| NO. | I.D. (mm) | O.D. (mm) | 23°C | 75°C | 100°C | 150°C | 200°C | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Working (bar) | Burst (bar) | Working (bar) | Burst (bar) | Working (bar) | Burst (bar) | Working (bar) | Burst (bar) | Working (bar) | Burst (bar) | |||
| PTFE Tube 2×4 | 2 | 4 | 24.78 | 99.10 | 20.73 | 82.92 | 16.74 | 66.95 | 11.49 | 45.97 | 8.75 | 34.98 |
| PTFE Tube 4×6 | 4 | 6 | 13.30 | 53.19 | 10.36 | 41.45 | 8.36 | 33.45 | 5.74 | 22.97 | 4.37 | 17.48 |
| PTFE Tube 6×8 | 6 | 8 | 8.83 | 35.32 | 6.89 | 27.57 | 5.57 | 22.27 | 3.82 | 15.27 | 2.89 | 11.57 |
| PTFE Tube 8×10 | 8 | 10 | 6.63 | 26.51 | 5.17 | 20.67 | 4.17 | 16.67 | 2.87 | 11.48 | 2.18 | 8.73 |
| PTFE Tube 10×12 | 10 | 12 | 5.30 | 21.21 | 4.15 | 16.58 | 3.34 | 13.38 | 2.29 | 9.18 | 1.75 | 6.98 |
| PTFE Tube 12×14 | 12 | 14 | 4.42 | 17.68 | 3.44 | 13.78 | 2.77 | 11.08 | 1.91 | 7.63 | 1.45 | 5.80 |
| PTFE Tube 14×16 | 14 | 16 | 3.77 | 15.08 | 2.94 | 11.78 | 2.38 | 9.53 | 1.63 | 6.53 | 1.25 | 4.98 |
| PTFE Tube 16×18 | 16 | 18 | 3.30 | 13.21 | 2.57 | 10.28 | 2.08 | 8.33 | 1.42 | 5.70 | 1.09 | 4.35 |
| PTFE Tube 18×20 | 18 | 20 | 2.92 | 11.70 | 2.30 | 9.20 | 1.85 | 7.40 | 1.27 | 5.08 | 0.96 | 3.85 |
PTFE Tube
PTFE Tubing
FEP Tube
FEP Tubing
Size: 2 mm – 50 mm. Temperatue range.: -200°C ~ +200°C, transparent color. Material options: Daikin resin, Dupont resin, Dongyue resin
PTFE AWG Tube
PTFE awg tubing
Convoluted PTFE tube
Convoluted ptfe tubing
Smooth Bore PTFE Hose
Braided PTFE Hose
Size: 6 mm – 25 mm / 1/8" - 1" Inner tube: Smooth Teflon Standard: SAE100 R14 Reinforcement layer: 1 layer / 2 layers of stainless steel wire
Convoluted Teflon Hose
Teflon Corrugated Hose
Product features: Size: 3/8" - 1" Construction: Inner layer – corrugated PTFE hose, outer layer – stainless steel
Customization Features for PTFE, FEP, and PFA Tubing
As a China ptfe tubing manufacturer , we offer flexible customization for industries needing precise tolerances, Consistent Quality Across Batches, and fast delivery. PTFE, FEP, and PFA tubes offer various customization options to meet specific needs:
Inner/Outer Diameter – Custom ID/OD for exact fit and flow requirements.
Wall Thickness – Adjusted for pressure rating or flexibility.
Length – Supplied as cut lengths, straight sticks, or continuous spools.
Color – Color-coding or striping for identification and branding.
Coiling – Spiral form for retractable and space-saving use.
- Multi-lumen – Multiple channels in one tube for fluid separation.
Braiding – Added strength, insulation, or environmental protection.
When comparing options, many engineers look for experience, testing capabilities, and responsiveness. If you’re evaluating polytetrafluoroethylene tubing suppliers, especially in China, make sure they meet ISO standards and can support small and large production runs.
Yes. Customization options include:
Cut-to-length sections or continuous coils
Custom OD/ID dimensions
Flared or flanged ends
Color coding or striping
Sterile or double-bagged packaging for cleanroom use
Standard items: 1–2 weeks (in stock or fast production)
Custom items: 3–6 weeks depending on tooling, material availability, and production load
Yes. As ptfe tube manufactuer, we support:
OEM branding and labeling
Neutral packaging for resellers
Tailored documentation to match client requirements
Size & Dimensions: Outer diameter (OD), inner diameter (ID), and wall thickness directly affect material usage and price.
Material Grade: Virgin PTFE vs. filled PTFE (glass fiber, carbon, etc.)—special compounds increase cost.
Temperature & Pressure Rating: High-performance PTFE tubes rated for 260°C or high pressure are more expensive.
Customization: Colored tubing, etched surface treatment, or special tolerances increase manufacturing costs.
Order Quantity: Larger bulk orders or annual supply contracts typically receive lower unit pricing.
Packaging & Compliance: Export packaging, FDA/ISO certifications, or special labeling adds extra cost.
Our standard MOQ is typically 100–200 meters per size, but we can accommodate smaller trial orders for testing or development projects.
Customers feedback
PTFE Tube Factory information
Deeply involved in the PTFE industry for over a decade.
Suniu & Shengfu (ISO9001) covers an area of 13,000 square meters.over ten years of export production experience and specializes in the research, production of Polytetrafluoroethylene(PTFE) tubing ,FEP tube ,PFA tube AND PTFE braide hose . Suniu has more than 30 production machines and over 20 testing devices, including for Teflon FEP/PFA tube, braide hose, corrugated hose and TPU/PE coating among others. Our young team with 2 members holding master's degrees and 5 with bachelor's degrees. technical engineers over 15 years of industry experience.
Inside Factory
Inside the Factory
Fluoropolymer Tubing Certificates
Production and Testing Video
Certifications
Our PTFE tube extrusion machine is servo-controlled, ensuring high stability, and the products have excellent internal pressure resistance.
GC machine to analizy the VOCs leaching from fluloropolymer tubings for environmental sampling industry
PTFE Braided Hose Burst Pressure Test to meet/exceed SAE J517 100R 14 Standard
Whip test for ptfe hose is for ptfe brake hose useage to meet standard of D.O.T
Suniu Export Records in Global Customs Data
Dongguan Suniu Electronics Co., Ltd., established in Guangdong in 2015, and its sister company, Hubei Shengfu New Material Co., Ltd., founded in 2022, jointly form a unified manufacturing group. In 2022, Suniu expanded by acquiring a 13,000-square-meter industrial zone in Hubei, designating Shengfu as its new production base.
When comparing options, many engineers look for experience, testing capabilities, and responsiveness. If you’re evaluating PTFE tubing suppliers, especially in China, make sure they meet ISO standards and can support small and large production runs.
Yes. Customization options include:
Cut-to-length sections or continuous coils
Custom OD/ID dimensions
Flared or flanged ends
Color coding or striping
Sterile or double-bagged packaging for cleanroom use
Standard items: 1–2 weeks (in stock or fast production)
Custom items: 3–6 weeks depending on tooling, material availability, and production load
Yes. As ptfe tube manufactuer, we support:
OEM branding and labeling
Neutral packaging for resellers
Tailored documentation to match client requirements
Size & Dimensions: Outer diameter (OD), inner diameter (ID), and wall thickness directly affect material usage and price.
Material Grade: Virgin PTFE vs. filled PTFE (glass fiber, carbon, etc.)—special compounds increase cost.
Temperature & Pressure Rating: High-performance PTFE tubes rated for 260°C or high pressure are more expensive.
Customization: Colored tubing, etched surface treatment, or special tolerances increase manufacturing costs.
Order Quantity: Larger bulk orders or annual supply contracts typically receive lower unit pricing.
Packaging & Compliance: Export packaging, FDA/ISO certifications, or special labeling adds extra cost.
Our standard MOQ is typically 100–200 meters per size, but we can accommodate smaller trial orders for testing or development projects.
Request Free Sample or Quotation Now
Suniu is a manufacturer of fluoropolymer tubings and hoses for 10 years. Our factory covers 13000 square meters industry zone. We are ISO9001 certificated supplier
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