Loctite 271 Threadlocker - High Strength Anaerobic Adhesive
Permanent locking solution for large threaded fasteners requiring superior vibration resistance and environmental durability.
Product Overview
Loctite 271 is a one-component, red, fluorescent, high-strength anaerobic threadlocker formulated with dimethacrylate ester chemistry. It cures in the absence of air on metal surfaces to create permanent locking and sealing bonds.
Technical Specifications
| Property |
Specification/Value |
Conditions/Note |
| Technology |
Acrylic |
- |
| Chemical Type |
Dimethacrylate Ester |
- |
| Appearance (Uncured) |
Red |
LMS |
| Fluorescence |
Positive under UV light |
- |
| Components |
One Component |
- |
| Viscosity |
400 - 600 mPa·s (cP) |
Brookfield RVT, 25°C |
| Specific Gravity |
1.1 |
@ 25°C |
| Cure Type |
Anaerobic |
- |
| Application |
Threadlocking |
Permanent Locking |
| Strength Level |
High |
- |
| Breakaway Torque (24h @22°C) |
23 - 40 N·m |
M10 steel nuts and bolts |
| Prevail Torque (24h @22°C) |
23 - 40 N·m |
M10 steel nuts and bolts |
Special Characteristics
Loctite 271 offers exceptional high strength performance with comprehensive certifications. It complies with Military Specification Mil-S-46163A and is UL classified for use with gasoline, petroleum oils, and natural gas. The cured adhesive maintains structural integrity after exposure to high temperatures and various chemicals including motor oil, gasoline, and brake fluid.
Application Scenarios
Ideal for permanent locking of large, high-strength bolts in demanding applications including:
- Heavy-duty machinery and equipment
- Automotive engines and transmissions
- Large hydraulic systems
- Wind power equipment
- Critical components such as engine block bolts and connecting rod bolts
About Shenzhen Huazhisheng New Material Technology
Professional supplier of industrial adhesives and sealants serving global markets since 2018.
Market Distribution
Mainland China (60%), Southeast Asia (20%), North America (10%), and Europe (10%).
Product Portfolio
We supply high-performance adhesives and sealants from global industry leaders including Cemedine, Dow Corning, Shin-Etsu, Araldite, Momentive, and other premium manufacturers.
Quality Assurance
Comprehensive quality control includes mandatory pre-production sample approval, final inspection before shipment, and international certifications: SGS, UL, FDA, RoHS, REACH.
Competitive Advantages
- Reliable Supply: Authentic products from top manufacturers
- Expert Support: Technical guidance for optimal product selection
- Global Compliance: Certifications meeting target market standards
- Efficient Service: Customized solutions & professional support
Service Offerings
Delivery: EXW/FOB/CIF | Payment: USD/EUR/CNY/HKD via T/T, L/C | Support: Technical consultation & logistics coordination
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