PTFE Tube

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VALQUA No.
7040
Product name
VALFLON ® Spaghetti Tube Hose

Product features
This is a product produced in thin wall tube shape by paste extrusion of PTFE (polytetrafluoroethylene) resin.
It has heat-resisting properties, and it also has superior insulation and electrical properties, so it is used for wire covering. It also has excellent chemical resistance, so it is used in pipe applications for transportation of various chemical drugs.


■ Characteristics

Standard value
Test item AMS3653C AMS3654A AMS3655 MIL-I-22129C JIS K 6890
Breakdown voltage(1)
kV
min.
Nominal thickness:0.229mm
8or more
Nominal thickness:0.152mm
8or more
Nominal thickness:0.229mm8or more Nominal thickness:0.229mm
11.5or more
Nominal thickness:0.5mm
12or more
Nominal thickness:0.305mm
10or more
Nominal thickness:0.203mm
10or more
Nominal thickness:0.254mm
9or more
Nominal thickness:0.305mm
14.6or more
Nominal thickness:1.0mm
18or more
Nominal thickness:0.406mm
13or more
Nominal thickness:0.254mm
11or more
Nominal thickness:0.305mm
10or more
Nominal thickness:0.406mm
16.3or more
Nominal thickness:0.508mm
16or more
Nominal thickness:0.305mm
12or more
Nominal thickness:0.381mm
13or more
Nominal thickness:0.508mm
17.0or more

Tensile strength
MPa{kgf/mm2}

  9.8{1.0}or more
Tensile strength when
stretched 200%
MPa{kgf/mm2}
17.2~41.2{1.75~4.2}
Expansion 200% or more 100% or more

■ Dimensions

No.7040
VALFLON ® (PTFE) Spaghetti Tube Hose

Unit:mm
Inner diameter×Outer diameter Nominal dimension Dimensions and allowable tolerance
Internal diameter Allowable tolerance Wall thickness Allowable tolerance
0.25×0.75 0.25×0.25 0.25 +0.2
-0.1
0.25 ±0.10
0.5×1.5 ※  0.5 ×0.5 0.5 +0.3
-0.1
0.5 ±0.13
0.8×1.8 0.8 ×0.5 0.8
1×2 ※  1.0 ×0.5 1
1×3 1.0 ×1.0 1
1.5×2.5 1.5 ×0.5 1.5 +0.4
-0.2
0.5
1.5×3.5 1.5 ×1.0 1
2×3 ※  2.0 ×0.5 2 +0.5
-0.2
0.5
2×4 2.0 ×1.0 1
2.5×3.5 2.5 ×0.5 2.5 0.5
3×4 ※  3.0 ×0.5 3 +0.5
-0.4
0.5
3×5 3.0 ×1.0 1
4×5 ※  4.0 ×0.5 4 0.5
4×6 4.0 ×1.0 1
5×6 ※  5.0 ×0.5 5 0.5
5×7 5.0 ×1.0 1
6×7 ※  6.0 ×0.5 6 0.5
6×8 6.0 ×1.0 1
7×8 ※  7.0 ×0.5 7 0.5
7×9 7.0 ×1.0 1
8×9 ※  8.0 ×0.5 8 0.5
8×10 8.0 ×1.0 1
9×10 ※  9.0 ×0.5 9 0.5
9×11 9.0 ×1.0 1
10×11 ※10.0 ×0.5 10 0.5
10×12 10.0 ×1.0 1
11×13 11.0 ×1.0 11 ±0.5 1
12×14 12.0 ×1.0 12
13×15 13.0 ×1.0 13
14×16 14.0 ×1.0 14
15×18 15.0 ×1.5 15 ±0.7 1.5 ±0.20
18×21 18.0 ×1.5 18
20×23 20.0 ×1.5 20
25×29 25.0 ×2.0 25 ±0.9 2 ±0.30

Note: 
(1) The dimensions above are pursuant to JIS K 6890 (previous standard).
(2) Only the products marked with * are standing inventory products. (Inventory length: 10m)
(3) Consult us separately for long dimensions.

Unit : mm
AWG Size
No.
Internal diameter Wall thickness
Standard Minimum Maximum Standard Minimum Maximum
26 0.5 0.41 0.6 0.25 0.15 0.35
24 0.6 0.51 0.7
22 0.75 0.65 0.85
20 0.9 0.82 1
19 1.01 0.92 1.1
18 1.11 1.02 1.2
17 1.25 1.15 1.35
16 1.38 1.29 1.5
15 1.6 1.45 1.75
14 1.74 1.63 1.85
13 1.94 1.83 2.05
12 2.15 2.06 2.25
11 2.43 2.32 2.55 0.3 0.2 0.4
10 2.72 2.6 2.85
9 3.05 2.9 3.2
8 3.43 3.26 3.6
7 3.83 3.66 4 0.35 0.2 0.5
6 4.31 4.12 4.5 0.4 0.25 0.55
5 4.81 4.62 5
4 5.44 5.18 5.7
3 6.11 5.82 6.4
2 6.8 6.55 7.05
1 7.62 7.35 7.9 0.45 0.3 0.6
0 8.53 8.26 8.8

■ FAQ

Q. Can the products be customized?

A. Yes, we can produce customized products that will meet our customers’ requests as much as possible. Please contact us for further details.

Q. Are there products in stock domestically?

A. We have stocks in general standard sizes.


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