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Double Layer 304 Braided PTFE Hydraulic Hose for Gas, Oil, Water Based Fluids and Chemical Media

JINGCHENG double-layer braided PTFE hose (series JCC-01200-PTFE) reinforces a smooth PTFE inner tube with two layers of high-strength 304 stainless steel braid for hydraulic transmission of gas-based, oil-based and water-based fluids and chemical materials from -70°C to +260°C. Eight standard sizes from 1/4" to 1-1/4" ID with working pressures up to 40 MPa, customizable to your parameters.
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  • Soren20061015

  • JINGCHENG

  • 3917290000 3904610000 3917390000

Double Layer 304 Braided PTFE Hydraulic Hose for Gas, Oil, Water Based Fluids and Chemical Media

Hydraulic and fluid-power circuits rarely carry just one type of medium. The same machine may move compressed gas, mineral or synthetic oil, water-glycol fluids and process chemicals, often at high pressure and changing temperature. Rubber hydraulic hose is limited by media compatibility and heat. JINGCHENG's Double-Layer PTFE Braided Hose (series JCC-01200-PTFE) solves this. A smooth PTFE inner tube is covered with two layers of high-strength 304 stainless steel braid, giving the pressure capacity of a hydraulic hose with the chemical resistance of PTFE from -70°C to +260°C.

Why Hydraulic Transmission Needs a Double-Layer Braided PTFE Hose

In hydraulic and pneumatic transmission, the hose must hold pressure continuously while staying compatible with the medium. Common failure modes include:

  • Pressure overload: single-layer reinforcement may not leave enough safety margin for high-pressure hydraulic circuits

  • Media incompatibility: phosphate-ester fluids, fuels, solvents and chemicals swell or degrade rubber inner tubes

  • Heat ageing: hot hydraulic oil and process fluids harden and crack elastomers over time

  • Contamination: inner tube breakdown releases particles that damage valves, pumps and cylinders

A double-layer braided PTFE hose keeps the clean, inert bore of PTFE while two stainless steel braids provide the strength needed for hydraulic transmission.

What Is a Double-Layer PTFE Braided Hose?

Structure

The JCC-01200-PTFE hose has a smooth PTFE (Teflon) inner tube covered with two layers of high-strength 304 stainless steel wire braid as the reinforcement layer. The smooth bore gives low friction, stable flow and easy cleaning. The two braid layers share the pressure load, so the hose keeps a high working pressure and good resistance to expansion and pulsation. Eight catalog sizes cover 1/4" to 1-1/4" ID.

Key Material Properties

  • Temperature range: -70°C to +260°C

  • High working pressure: up to 40 MPa (1/4" size), depending on diameter

  • High burst pressure: up to 120.9 MPa (1/4" size)

  • Smooth PTFE bore: chemically inert, non-stick and non-ageing

  • Two layers of 304 stainless steel braid: corrosion-resistant double reinforcement

  • Certifications listed for this series: ISO 9001:2015, US FDA 21 CFR 177.1550 and SGS

Applications

The catalog lists this hose for the hydraulic transmission of gas-based fluids, oil-based fluids, water-based fluids and chemical materials. Typical uses include:

  • Oil-based hydraulic circuits: pressure and return lines on presses, machine tools, injection molding machines and mobile equipment

  • Gas-based transmission: compressed air, nitrogen and process gas lines that need pressure strength and clean bores

  • Water-based fluids: water-glycol and other water-based hydraulic media and cooling circuits

  • Chemical materials: high-pressure transfer of acids, alkalis, solvents and other aggressive chemicals

  • Test benches and process skids: lines that must handle different media and frequent cleaning

Advantages of JINGCHENG Double-Layer Braided PTFE Hose

  1. Two layers of reinforcement. Double 304 stainless steel braid gives high working pressure; the 1/4" size is rated at 40 MPa working / 120.9 MPa burst.

  2. One hose for many media. PTFE handles gas-based, oil-based and water-based fluids as well as chemical materials.

  3. Clean, smooth bore. Low friction and no inner tube breakdown help protect valves, pumps and actuators.

  4. Wide temperature window. From -70°C to +260°C for cold starts and hot hydraulic or process fluids.

  5. Corrosion-resistant exterior. 304 stainless steel braid stands up to humid, outdoor and plant environments.

  6. Eight standard sizes. From 1/4" to 1-1/4" ID, with production to customer parameters on request.

Technical Specifications (JCC-01200-PTFE Series)

Part No.

Size

ID (mm ±0.2)

Tube OD (mm ±0.2)

Braided OD (mm ±0.2)

WP (MPa)

Burst (MPa)

Min Bend (inch)

Min Bend (mm)

JCC-01206-PTFE

1/4"

6.3

8.3

10.6

40

120.9

3.27

83

JCC-01208-PTFE

5/16"

7.9

10.3

12.8

35

105

3.27

83

JCC-01210-PTFE

3/8"

9.5

11.9

15

32

96.9

4.13

105

JCC-01213-PTFE

1/2"

12.6

15

18.3

27

79.8

5.51

140

JCC-01216-PTFE

5/8"

16.3

20.3

22

21

62.7

6.93

176

JCC-01219-PTFE

3/4"

19.5

23.5

26.4

20

58.5

8.27

210

JCC-01225-PTFE

1"

25

29

32.6

17

51.6

11.22

285

JCC-01232-PTFE

1-1/4"

31.5

35.5

39.5

14

42

13.39

340

Temperature range: -70°C to +260°C. Custom parameters available on request.

Double-Layer Braided PTFE Hose vs. Other Options

Double-Layer vs. Single-Layer Braided PTFE Hose

A single-layer braided PTFE hose is lighter and more compact. The second stainless steel braid of the double-layer hose adds pressure capacity and resistance to pulsation, which suits hydraulic transmission and other continuously pressurized circuits.

Braided PTFE Hose vs. Rubber Hydraulic Hose

Rubber hydraulic hose is widely used, but its inner tube must be matched to the fluid and it ages with heat. PTFE is compatible with gas-based, oil-based and water-based fluids and most chemicals, and it stays stable up to +260°C.

Double-Layer Braided vs. Steel Wire Spiral Wound PTFE Hose

Both are designed for demanding pressure service. The double-layer braided hose offers a wide size range from 1/4" to 1-1/4" with a smooth, flexible braid construction; a spiral wound hose uses steel wire winding under the braid. Choose the construction that matches your pressure, size and routing requirements.

How to Select the Right Hose

  • Pressure: keep system pressure, including pressure peaks, within the working pressure for the selected size; larger sizes have lower ratings.

  • Bend radius: route the hose so that bends do not go below the minimum bend radius listed above.

  • Temperature: confirm that fluid and ambient temperatures stay within -70°C to +260°C.

  • Media: PTFE is compatible with most hydraulic fluids, gases and chemicals. Send us your media list for confirmation in critical services.

  • Connection: tell us your fitting type (JIC, NPT, BSP, metric, flange or swage) so we can recommend the right end design.

Customization and OEM Service

JINGCHENG can produce the hose to customer parameters: special diameters, cut lengths, end fittings, protective sleeves and packaging for hydraulic system builders, OEM machine manufacturers and distributors. Send us your drawings or requirements and our engineers will recommend a suitable solution.

Installation and Maintenance Tips

  • Do not twist the hose during installation; align the ends before tightening the fittings.

  • Respect the minimum bend radius and avoid sharp bends right next to the fittings.

  • Leave some slack to allow for the small length change that occurs under pressure.

  • Keep the hose away from moving parts and sharp edges, or add protective sleeves.

  • Inspect regularly for braid damage, deformation or leakage near the connections, and replace the hose if needed.

Why Choose JINGCHENG

JINCHEN ELECTRIC TRACING CO., LTD. (Shenzhen Jingcheng) specializes in fluid-transfer hose solutions, including PTFE inner tube series, braided PTFE hose assemblies and electrically heated hoses. Our double-layer braided PTFE hose is made under an ISO 9001:2015 quality system, with FDA 21 CFR 177.1550 and SGS listed for the series. Eight standard sizes from 1/4" to 1-1/4" and custom production let you source hydraulic PTFE hose for gas, oil, water-based fluids and chemical media from one supplier.

Conclusion

When a hydraulic or fluid-power line must hold high pressure and stay compatible with many different media, the JINGCHENG Double-Layer PTFE Braided Hose is a reliable choice. It combines a smooth PTFE bore, two layers of high-strength 304 stainless steel braid and a temperature range of -70°C to +260°C in sizes from 1/4" to 1-1/4". Contact us today for samples, pricing or a customized size.

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