Customization: | Available |
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CAS No.: | 9009-54-5 |
EINECS: | 210-898-8 |
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SP287 is a solvent-free, environmentally friendly, high-strength, two-component polyurethane thermally conductive structural adhesive, it has excellent adhesion and aging resistance.
Key Features:
1. Thermal conductivity 1.5W/m.k, low thermal resistance and high thermal conductivity efficiency;
2. High strength and high toughness;
3. It has moderate viscosity and little wear to glue equipment, and can be applied with glue dispenser or glue gun.
Typical Applications:
1. Thermal conductive bonding of new energy vehicle module structure;
2. Thermal conductive bonding in the electronics industry;
3. Thermal conductive bonding of various substrates in industry, rail transit and other fields
Packing and Storage:
Shelf life: 6 months in unopened packaging in a cool and dry storage place at temperatures between +8ºC to + 28ºC
Package specification:
Double tube packaging: 400ml/tube; 12 tubes/carton
Bucket: 5 gallon/bucket
Drum: 55 gallon/drum.
Specification of Part-A (resin) | |||
Items | Standard | Specification | Typical value |
Colour | Visual | Blue | Blue |
Viscosity (mPa.s) (Brookfield, 7# 10rpm) |
GB/T 2794 | 120000-160000 | 140000 |
Density (g/cm3) | GB/T 13354 | 1.9 ± 0.1 | 1.90 |
Specification of Part-B (hardener) | |||
Items | Standard | Specification | Typical value |
Colour | Visual | Yellow | Yellow |
Viscosity (mPa.s) (Brookfield, 7# 10rpm) |
GB/T 2794 | 150000-220000 | 180000 |
Density (g/cm3) | GB/T 13354 | 1.90 ± 0.1 | 1.90 |
Specification after mixture | |||
Items | Standard | Specification | Typical value |
Mixing ratio | Volume ratio | A:B=1:1 | / |
Colour | Visual | Green | Green |
Viscosity (mPa.s) (Brookfield, 7# 10rpm) |
GB/T 2794 | 140000-180000 | 165000 |
Density (g/cm3) | GB/T 13354 | 1.90 ± 0.1 | 1.90 |
Pot life (min) | / | 40 - 60 (adjustable) |
430 |
Specification after cured | ||||
Items | Standard | Specification | Typical value | |
Tensile strength (MPa) | GB/T 528 | ≥ 6.0 | 7.0 | |
Elongation (%) | GB/T 528 | ≥ 10 | 20 | |
Shear strength (MPa) |
3003 Alu - 3003 Alu | GB/T 7124 |
≥ 6 | 7.5 |
3003 Alu - PET film | ≥ 1.5 | 2.0 | ||
Hardness (Shore D) | GB/T 531 | 60 ± 5 | 58 | |
Thermally conductivity (W/m.k) |
ASTM D 5470 |
1.5 ± 0.1 |
1.5 |
|
Volume resistivity (Ω·cm) | ASTM D 257 | ≥ 1014 | 5×1014 | |
Flame retardant (UL-94) | ANSI/UL-94 | V-0 | V-0 | |
Service temperature (ºC) | / | -40 ~ +80 | / | |
Note: The above typical values were all detected at 25 ºC; |