CYG-DWT(135F) Double-wall Hose Lining Heat Shrinkable Tube
Category: Heat Shrink Busbar Sleeving
Material: Outer layer: irradiation crosslinking modified polyolefin
Inner layer: Hot melt adhesive
Shrink ratio:2:1 3:1 4:1
Characteristics
●Meet the environmental requirements of RoHS;
●Being soft and highly elastic and have multiple shrinkage ratios;
●Excellent flame retardation; the product conforms to the UL224VW-1 high flame resistance grade;
●Excellent leakproofness; can provide excellent environmental isolation to the shrunk objects;
●The inner rubber layer has excellent adhesion to multiple materials, such as plastics, rubber, metal and so on;
●The product can meet the performance indicators of military standard AMS DTL23053/4, CLASS2 and CLAS3;
●Conventional color: black (Other colors can be provided as per customer requirements.)
Size of CB-DWT(135F )
a. CB-DWT (2X)
| Size (Inch) | As Supplied | After Recovery | |||
| Min ID(mm) | Nominal Wall (mm) | Max ID (mm) | Total Wall (mm) | Nominal Adhesive Wall(mm) | |
| 3/64 | 1.2 | 0.30 | 0.6 | 0.45±0.12 | 0.20 |
| 1/16 | 1.6 | 0.30 | 0.8 | 0.45±0.12 | 0.20 |
| 3/32 | 2.4 | 0.35 | 1.2 | 0.55±0.12 | 0.30 |
| 1/8 | 3.2 | 0.4 | 1.60 | 0.60±0.15 | 0.30 |
| 3/16 | 4.8 | 0.4 | 2.4 | 0.75±0.15 | 0.35 |
| 1/4 | 6.4 | 0.4 | 3.20 | 0.75±0.15 | 0.35 |
| 3/8 | 9.5 | 0.4 | 4.80 | 0.80±0.20 | 0.35 |
| 1/2 | 12.7 | 0.4 | 6.40 | 0.80±0.20 | 0.35 |
| 3/4 | 19.1 | 0.5 | 9.50 | 0.95±0.28 | 0.40 |
| 1 | 25.4 | 0.5 | 12.7 | 1.15±0.28 | 0.45 |
| 1 -1/2 | 38.1 | 0.65 | 19.00 | 1.25±0.41 | 0.45 |
| 2 | 50.8 | 0.73 | 25.4 | 1.40±0.41 | 0.50 |
b．CB-DWT (3X)
| Size (Inch) | As Supplied | After Recovery | |||
| Min inside diameter (mm) | Nominal Wall (mm) | Max. inside diameter (mm) | Total Wall (mm) | Nominal Adhesive Wall(mm) | |
| 1/8 | Φ3.2 | 0.40 | 1.00 | 0.85±0.20 | 0.35 |
| 3/16 | Φ4.8 | 0.40 | 1.50 | 1.05±0.20 | 0.45 |
| 1/4 | Φ6.4 | 0.45 | 2.00 | 1.1±0.25 | 0.45 |
| 3/8 | Φ9.5 | 0.60 | 3.00 | 1.45±0.25 | 0.45 |
| 1/2 | Φ12.7 | 0.60 | 4.00 | 1.50±0.30 | 0.45 |
| 3/4 | Φ19.1 | 0.75 | 6.00 | 2.00±0.40 | 0.65 |
| 1 | Φ25.4 | 0.75 | 8.40 | 2.00±0.50 | 0.65 |
| 1-1/4 | Φ31.8 | 0.80 | 10.60 | 2.20±0.50 | 0.75 |
| 1-1/2 | Φ38.1 | 0.85 | 13.00 | 2.20±0.50 | 1.00 |
| 2 | Φ50.0 | 0.85 | 17.00 | 2.50±0.50 | 1.00 |
c．CB-DWT (4X)
| Size (Inch) | As Supplied（Expanded） | After Recovery（Recovered） | ||
| Min ID(mm) | Max ID(mm) | Total Wall (mm) | Nominal Adhesive Wall(mm) | |
| 4/1 | 4 | 1 | 1.0±0.3 | 0.50 |
| 8/2 | 8 | 2 | 1.10±0.3 | 0.50 |
| 12/3 | 12 | 3 | 1.40±0.3 | 0.60 |
| 16/4 | 16 | 4 | 1.8±0.3 | 0.75 |
| 24/6 | 24 | 6 | 2.25±0.55 | 0.75 |
| 32/8 | 32 | 8 | 2.54±0.55 | 1.00 |
| 52/13 | 52 | 13 | 2.60±0.55 | 1.02 |
| Item | Test methods | Specifications | Typical value |
| Operating Temperature Range | -55℃～+110℃ | ||
| Shrink Temperature | 100 ～140℃ | ||
| Tensile Strength | ASTM D638 | ≥10.4MPa | 14.1MPa *1 |
| Elongation At Break (%) | ASTM D638 | ≥200% | 329% |
| 2% Scan Modulus | ASTM D882 | ≤172MPa | 153MPa |
| Heat Shock | 250±3℃，4hrs | No cracking, dripping, flowing | Pass |
| Cold Shock | ASTM D745，-40±2℃ | No cracking | Pass |
| Dielectric Strength | ASTM D2671 | ≥19.7kv/mm | 26kv/mm |
| Volume Resistance | ASTM D876 | ≥1×1012 | 3.6×1013 |
| Oil Resistant | 24±3℃，24hrs | ||
| Tensile Strength After Aging at 175℃ 168h | ASTM D638 | ≥6.9MPa | 9.5MPa |
| Dielectric Strength After Aging at 175℃ 168h | ASTM D2671 | ≥15.8kv/mm | 24kv/mm |
