Industrial Adhesives
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HH-271
Single-component polyurethane anaerobic glue for permanent locking
Permanent locking and sealing of large bolts & studs up to M25. Widely used on mechanical equipment fasteners to eliminate loosening, leakage caused by continuous shock and vibration.
Red
Color
200-500
Viscosity(mPa⋅s)
-
Temperature(℃)
Description
SUITIT HH-271 is single-component polyurethane-based anaerobic adhesive. It cures without air between tight mating metal surfaces, forming rigid locking layers to resist shock and vibration for long-term thread sealing fixation. Not recommended for thermoplastics to avoid stress cracking.
Features
- Low viscosity red polyurethane formula, easy full thread penetration
- Anaerobic curing mechanism only activated under oxygen-free metal contact
- High locking torque for permanent heavy-duty thread assembly
- Detachable by standard hand tools; heat up to 250°C for stubborn joints
- Matched accelerator available to speed up curing for big thread gaps
- Not compatible with thermoplastic substrates, pre-test before mass use
Specification
Pre-Curing Properties
- Chemical Base: Polyurethane
- Appearance: Red liquid
- Viscosity (25°C): 200–500 mPa·s
- Fixture Time (25°C): ≤40 mins
Cured Torque Performance (25°C, cured 24h)
- Breakaway Torque: 25–35 N·m
- Average Prevailing Torque: 20–25 N·m
Storage & Packaging
- Storage Condition: Cool dry place at 8°C–21°C
- Standard Sizes: 50g tubes, 250g tubes, 1kg bottles
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