MH551 PU Sealant 310ml Cartridge Gray One Component Polyurethane Adhesive for Automotive Sheet Metal Bonding with 600% Elongation and -40°C to 90°C Temperature Range
MH551 PU Sealant is a high-performance one-component polyurethane adhesive specifically formulated for automotive and industrial applications. This 310ml cartridge in gray color provides exceptional bonding strength for sheet metal and various substrates.
| Property | Value | Test Standard |
|---|---|---|
| Appearance | Black, Grey, homogeneous paste | - |
| Sagging properties | 0 mm | GB/T 13477.6 |
| Tack free time | 35 minutes (approx.) | GB/T 13477.5 |
| Curing speed | 3.2 mm/day (approx.) | HG/T 4363 |
| Non-volatile contents | 97% (approx.) | GB/T 2793 |
| Shore A-hardness | 55 (approx.) | GB/T 531.1 |
| Tensile strength | 2.5 MPa (approx.) | GB/T 528 |
| Elongation at break | 600% (approx.) | GB/T 528 |
| Operating temperature | -40°C to 90°C | - |
Note: Test results may vary depending on actual environmental conditions.
- Strong adhesion to multiple substrates
- Excellent flexibility and thixotropic properties
- Superior sealing performance with metal, glass, and various paints
- High elongation capacity (600%) for stress accommodation
- Wide operating temperature range from -40°C to 90°C
Ideal for sealing between side glass and main components in automobiles, railway buses, and ships. Suitable for sheet metal bonding and industrial assembly applications.
Hubei Minghe Ruihai Import and Export Co., Ltd. specializes in the production of PU foam, neutral silicone sealant, acetic GP sealant, acrylic sealant, MS polymer sealant, and PU sealant for construction, home decoration, and automotive industries.
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