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■ Application:
HP-HST is flexible, flame-retardant polyolefin heat shrinkable tubing. It is low smoke generating, abrasion resistant and in case of burning products no dioxin. HP-HST has excellent electrical and physical properties, including excellent acid fastness and corrosion resistance. HP-HST is suitable for insulation use in automotive electronics, terminal lugs, small electrical parts, lead wires of toy motors and transformers etc. This product is UL listed under file number E361230.
■ Characteristics：
● Material: Polyolefin
● Shrink ratio: 2:1, 3:1
● Operating range : -55℃--+125℃
● Flammability : VW-1
● Excellent electrical, physical and chemical properties.
● UL, RoHS and REACH compliant.
■ Technical Data:
| Property | Requirement | Test method |
Typical data |
|---|---|---|---|
Longitudinal shrinkage |
≤10% |
ASTM D 2671 |
≤5% |
Tensile strength |
10.4 MPa min. |
ASTM D 638 |
≥12 MPa |
Elongation at break |
200% min. |
ASTM D 638 |
≥400% |
Tensile strength after ageing (175℃，168hrs) |
7.28 MPa min. |
ASTM D 638 |
≥10.4 MPa |
Elongation after ageing (175℃，168hrs) |
100% min. |
ASTM D 638 |
≥300% |
| Heat shock(250℃，4hrs) | No crack | ASTM D 2671 | No crack |
Low-temperature flexibility(-55℃，4hrs) |
No crack |
ASTM D 2671 |
No crack |
Dielectric voltage withstand |
2500V,60sec, no breakdown |
ASTM D 2671 |
No breakdown |
Dielectric strength |
19.7 KV/mm min. |
ASTM D 2671 |
≥25 KV/mm |
Volume resistivity |
1014Ω·cm min. |
ASTM D 876 |
≥1014Ω·cm |
Corrosion |
No corrosion |
ASTM D 2671 |
No corrosion |
Flammability |
VW-1 |
UL224 |
pass |
■ Size:
| Size | As supplied（mm） |
After recovered(mm) |
Standard packing (m/roll) |
||
|---|---|---|---|---|---|
inch |
mm |
Inside diameter (min.) |
Inside diameter (max.) |
Wall thickness |
|
■2:1 | |||||
1/32 |
Ф0.8 |
1.1 |
0.50 |
0.22±0.10 |
200 |
3/64 |
Ф1.2 |
1.5 |
0.65 |
0.28±0.10 |
200 |
1/16 |
Ф1.6 |
2.0 |
0.85 |
0.32±0.10 |
200 |
3/32 |
Ф2.4 |
2.5 |
1.00 |
0.35±0.10 |
200 |
Ф2.5 |
3.0 |
1.30 |
0.38±0.10 |
200 |
|
1/8 |
Ф3.0 |
3.5 |
1.50 |
0.40±0.10 |
200 |
Ф3.5 |
4.0 |
1.80 |
0.42±0.10 |
200 |
|
5/32 |
Ф4.0 |
4.5 |
2.00 |
0.45±0.10 |
200 |
3/16 |
Ф4.8 |
5.0 |
2.30 |
0.50±0.10 |
100 |
Ф5.0 |
5.5 |
2.50 |
0.55±0.10 |
100 |
|
7/32 |
Ф5.5 |
6.0 |
2.75 |
0.55±0.10 |
100 |
1/4 |
Ф6.4 |
6.5 |
3.00 |
0.55±0.10 |
100 |
Ф7.0 |
7.5 |
3.50 |
0.55±0.10 |
100 |
|
Ф8.0 |
8.5 |
4.00 |
0.60±0.10 |
100 |
|
3/8 |
Ф9.0 |
9.5 |
4.50 |
0.60±0.10 |
100 |
Ф10 |
10.5 |
5.00 |
0.60±0.10 |
100 |
|
Ф11 |
11.5 |
5.50 |
0.60±0.10 |
100 |
|
1/2 |
Φ12 |
12.5 |
6.00 |
||