DUWAI HSMS-(3X&4X)GFF-3:1&4:1 Army Grade Flame Retardant Heat-Shrink Double Wall Pipe with Hot Melt Adhesive Lining - Superior Heat-Shrink Tubing for Enhanced Performance
Mainly used in all kinds of wire harness, Marine wire and cable and metal pipe need to seal waterproof, moisture proof corrosion on this occasion insulation binding and fixing fields.
Product features
| Implementation standard:AMS-DTL-23053/4 | Operating temperature:-45C~+125℃ |
| Heat shrinkage ratio:3:1 4:1 | Uv resistance,high flame retardant |
| Initial shrinkage temperature:≥+70℃ | Environmental standard:RoHS |
| Full shrinkage temperature:≥+125℃ | Standard color:Black (there are ten standard colors can be customized) |
Outer technical indicators
| Performance | Index | Experimental methods |
| Tensile strength (MPa) | ≥12 | ASTM D 2671 |
| Elongation at break (%) | ≥300 | ASTM D 2671 |
| Aging strength (Mpa) | ≥8.4 | 158°℃×168h |
| Elongation at break after aging (%) | ≥100 | 158℃×168h |
| Axial rate of change (%) | -8~+8 | ASTM D 2671 |
| Flame retardancy | pass | ASTM D 2671B(method) |
| Thermal shock | No cracks,no dripping | ASTM D 2671(250℃×4h) |
| Cold bending flexibility | No crack | ASTM D 2671(-40℃/4h) |
| Water absorption (%) | ≤0.50 | ASTM D 2671B |
| Breakdown strength (kV/mm) | ≥15 | IEC 60243 |
| Volume resistivity(2/cm) | ≥10v¹⁴Ωcm | IEC 60093 |
Hot melt adhesive specifications
| Performance | Index | Experimental methods |
| Softening point (℃) | 90±5 | ASTM E 28 |
| Water absorption (%) | <0.5 | ASTM D 570 |
| Peel strength(PE)(N/25mm) | ≥120 | ASTM D 1000 |
| Peel strength(A1)(N/25mm) | ≥80 | ASTM D 1000 |
HSMS-GFF 3:1 Army grade flame retardant double-wall pipe product specification table:
| Specification | Supplied inner diameter (mm) | Complete contraction (mm) | Standard packaging Meter/plate、M/root | |||
| Inch | mm | Inner diameter | Total wall thickness | The adhesive layer has a thick wall | ||
| 1/8 | 3.2 | ≥3.2 | ≤1.00 | 0.90±0.30 | 0.40±0.20 | 200 |
| 3/16 | 4.8 | ≥4.8 | ≤1.60 | 1.05±0.30 | 0.40±0.20 | 100 |
| 1/4 | 6.4 | ≥6.4 | ≤2.20 | 1.25±0.30 | 0.45±0.20 | 100 |
| 5/16 | 7.9 | ≥7.9 | ≤2.70 | 1.35±0.30 | 0.45±0.20 | 100 |
| 3/8 | 9.5 | ≥9.5 | ≤3.20 | 1.45±0.30 | 0.50±0.20 | 50 |
| 1/2 | 12.7 | ≥12.7 | ≤4.20 | 1.65±0.30 | 0.50±0.20 | 1.22 |
| 5/8 | 15.0 | ≥15.0 | ≤5.20 | 1.80±0.30 | 0.55±0.30 | 1.22 |
| 3/4 | 19.1 | ≥19.1 | ≤6.30 | 1.95±0.30 | 0.60±0.30 | 1.22 |
| 1 | 25.4 | ≥25.4 | ≤8.50 | 2.00±0.40 | 0.60±0.30 | 1.22 |
| 1-1/4 | 30.0 | ≥30.0 | ≤10.20 | 2.15±0.40 | 0.65±0.30 | 1.22 |
| 1-1/2 | 39.0 | ≥39.0 | ≤13.50 | 2.45±0.40 | 0.75±0.30 | 1.22 |
| 2 | 50.0 | ≥50.0 | ≤17.00 | 2.75±0.40 | 0.80±0.30 | 1.22 |
HSMS-GFF 4:1 Army grade flame retardant double-wall pipe product specification table:
| Specification | Supplied inner diameter (mm) | Complete contraction (mm) | Standard packaging Meter/plate、M/root | |||
| Inch | mm | Inner diameter | Total wall thickness | The adhesive layer has a thick wall | ||
| 2/13 | 4.0 | ≥4.0 | ≤1.0 | 1.05±0.30 | 0.50±0.20 | 200 |
| 1/4 | 6.0 | ≥6.0 | ≤1.5 | 1.15±0.30 | 0.50±0.20 | 100 |
| 5/16 | 8.0 | ≥8.0 | ≤2.0 | 1.55±0.30 | 0.60±0.25 | 100 |
| 1/2 | 12.0 | ≥12.0 | ≤3.0 | 1.75±0.30 | 0.60±0.25 | 1.22 |
| 5/8 | 16.0 | ≥16.0 | ≤4.0 | 2.00±0.35 | 0.70±0.30 | 1.22 |
| 4/5 | 20.0 | ≥20.0 | ≤5.0 | 2.30±0.40 | 0.70±0.30 | 1.22 |
| 24.0 | ≥24.0 | ≤6.0 | 2.60±0.40 | 0.75±0.30 | 1.22 | |
| 1-1/4 | 32.0 | ≥32.0 | ≤8.0 | 3.00±0.50 | 0.90±0.30 | 1.22 |
| 2 | 52.0 | ≥52.0 | ≤13.0 | 3.35±0.50 | 0.95±0.30 | 1.22 |
