Dual Wall Tube for Spring Protection:
Product Description
SBRS-TH: Dual Wall Tube for Spring Protection
• Continuous Operating Temperature: -45ºC to 110ºC
• Features:
• High mechanical strength and certain corrosion resistance.
• The inner layer of hot melt adhesive has a high bond strength to the spring.
• Standard color: black (other colors can be customized).
• Technical Data:
• Tensile Strength: ≥15 MPa (ASTM D2671)
• Elongation at break: ≥450% (ASTM D2671)
• Tensile Strength after aging (MPa): ≥13 (ASTM D2671 120ºC×24h)
• Elongation at break after aging (%): ≥410 (ASTM D2671 120ºC×24h)
• Breakdown strength: ≥20 kV/mm (IEC 60243)
• Heating deformation residual rate: ≤60% (MS231-18)
• Solvent resistance (23ºC×120h): No cracks or swelling (MS231-18)
• Adhesive Properties:
• Water Absorption: ≤0.2% (ASTM D570)
• Softening Point: 95±5ºC (ASTM E28)
• Strength of Peeling (PE): 120N/25mm (ASTM D 1000)
• Strength of Peeling (AL): 80N/25mm (ASTM D 1000)
Technical Data
| Property |
Test Method |
Standard |
| Tensile Strength(MPa) |
ASTM D2671 |
≥15 |
| Elongation(%) |
ASTM D2671 |
≥450 |
| Tensile Strength after aging (MPa) |
ASTM D2671 (120ºC×24h) |
≥13 |
| Elongation at break after aging (%) |
ASTM D2671 (120ºC×24h) |
≥410 |
| Breakdown strength (kv/mm) |
IEC 60243 |
≥20 |
| Heating deformation residual rate |
MS231-18 |
≤60% |
| Solvent resistance(23ºC×120h) |
MS231-18 |
No cracks or swelling |
Adhesive
| Property |
Test Method |
Standard |
| Water Absorption |
ASTM D570 |
≤0.2% |
| Sofening Point (ºC) |
ASTM E28 |
95±5 |
| Strength of peeling(PE) |
ASTM D 1000 |
120N/25mm |
| Strength of peeling(AL) |
ASTM D 1000 |
80N/25mm |
|
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