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Месяц | Минимальная цена | Макс. стоимость |
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Sep-17-2025 | 0.63 $* | 0.25 $* |
Aug-17-2025 | 0.34 $* | 0.59 $* |
Jul-17-2025 | 0.11 $* | 0.13 $* |
Jun-17-2025 | 0.86 $* | 0.60 $* |
May-17-2025 | 0.8 $* | 0.79 $* |
Apr-17-2025 | 0.98 $* | 0.37 $* |
Mar-17-2025 | 0.18 $* | 0.42 $* |
Feb-17-2025 | 0.31 $* | 0.86 $* |
Jan-17-2025 | 0.11 $* | 0.57 $* |
DW (3:1, 4:1) is a flexible, flame-retardant, dual wall, high-shrink-ratio, irradiated heat-shrinkable tubing manufactured by co-extrusion of polyolefin and hot-melt adhesive. Inner is hot-melt adhesive with good stickness and outer is flexible, irradiated cross-linked polyolefin. It is widely used to environmentally seal and protect interconnections, joints and components from fluids, moisture and corrosion. High shrink ratio allows for connector-to-cable sealing and makes it possible to repair most damaged cable jackets without removing connectors.
1.Shrink ratio: 3:1, 4:1.
2.Environmentally seals and protects components, joints and interconnections from fluids, moisture and corrosion.
3.Good mechanical, electrical and chemical properties.
4.Adhesive has good stickness and bonds to a wide variety of plastics, rubbers and metals.
5.Conform to RoHS and Sony-ss00259 environmental directive.
Operating temperature range: -55℃~110℃
Minimum shrink temperature: 80℃
Minimum full recovery temperature: 110℃
UL224 125℃ 600V
AMS-DTL-23053/4 class3
Property | Requirement | Test method | Typical value | |
Physical: | Tensile strength | 9.0MPa min. | ASTM D 638 | ≥12MPa |
Elongation | 200% min. | ASTM D 638 | ≥400% | |
Heat shock | No cracking, dripping or flowing of outer wall | ASTM D 2671 | Pass | |
Low temperature flexibility | No cracking | ASTM D 2671 | Pass | |
Aging 158℃,168hrs | ||||
Tensile strength after aging | 70% of original min. | ASTM D 638 | ≥90% | |
Elongation after aging | 100% min. | ASTM D 638 | ≥300% | |
Electrical: | Dielectric voltage withstand | 2500V, 60sec no breakdown | ASTM D 2671 | pass |
Volume resistivity | 1014Ω·cm min. | ASTM D 876 | ≥1014Ω·cm | |
Copper corrosion 158℃,168hrs | No corrosion | ASTM D 2671 | Pass | |
Chemical: | Flammability | ALL TUBING FLAME TEST | UL224 | Pass |
Product sizes
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