Yantai Maiduo New Material Technology Co., Ltd.

Model Color Viscosity Curing Speed Breaking Torque Removal Torque Applicable Screws Features JS202 Light Green Liquid 200 mPa·s Initial Curing 10-20 min 4.6 2.3 M2-M12 "1. Anaerobic Curing: Cures after isolating air in the gaps between metal threads, remains liquid when exposed to air. 2. Media Resistance: Resistant to oil, water, fuels, etc. after curing. 3. Temperature Range: Short-term tolerance from -55℃ to 150℃. 4. High Versatility: Suitable for metals such as steel, copper, and aluminum; not suitable for plastics or inert surfaces. 5. Removable Design: Medium strength for easy subsequent maintenance and disassembly." JS2045 Pink 3000-5000 mPa·s Initial Curing 10-20 min 22 3.4 M2-M12 "1. Temperature Resistance 220°C. 2. Resistant to automotive fluids. 3. Pre-coated film remains inert before assembly." JS2046 Blue 900-5000 mPa·s Initial Curing 10min 2.82 1.52 M10-M20 "1. Dry pre-coated film, inert and uncured 2. Quickly fills thread gaps and cures after assembly." JS2047 Black 2000-12000mPa·s Initial Curing 90min 42.37 9.04 M22 "1. High lubricity design 2. High-strength locking and sealing 3. Dedicated for large diameters 4. Removable" JS2760 Red 1200-5000 Full Curing 24H 6 3.4 M2-M12 "1. High strength and rapid curing: This is a high-strength anaerobic adhesive with fast curing speed. It can cure in air-isolated thread gaps without the need for additional activators. 2. Thixotropic properties: The paste has thixotropic properties, preventing flow on vertical surfaces, facilitating application and reducing migration. 3. Main applications: Designed for locking and sealing threaded fasteners that require normal disassembly, preventing loosening or leakage due to vibration or impact. 4. Disassembly instructions: Local heating to 250℃ is required to soften the adhesive layer before disassembly with tools." JS2701 Green 500-900 Initial curing 10min 26 33 M20 and below "1. Designed for inert surfaces: Especially suitable for metal surfaces that have undergone chelate passivation or other low-activity surfaces. 2. Excellent oil resistance: Resistant to hot oil impact, suitable for use in oily environments or on components such as engines and gearboxes. 3. Self-fluorescent properties: Emits fluorescence under ultraviolet light, facilitating quality inspection and control after application and preventing missed coating. 4. Wide operating temperature range: Stable operation within a long-term temperature range of -55℃ to 150℃." AAF246 Light yellow to brown liquid, 2000-4000 ml, 120°C, 10 min curing time, 26 oz, 5 M2-M39. "1. Strength and removability: Medium strength, designed for easy disassembly with standard hand tools for maintenance. 2. Environmental resistance: Withstands significant impact, vibration, and stress, and is resistant to high temperatures. 3. Application performance: Thixotropic formula prevents liquid migration after application, facilitating application on vertical surfaces." JS248 Blue, semi-solid rod, initial cure 5 min, 23 M6-M50. "1. Unique rod design: Very convenient to carry and apply. 2. Versatility and oil tolerance: Suitable for all metals (including inert surfaces such as stainless steel and aluminum), and tolerates minor oil stains (such as machine oil and rust inhibitors). Can be used without thorough cleaning in some cases. 3. Medium strength, removable: Provides reliable anti-vibration and anti-loosening locking effect; can be disassembled with ordinary hand tools. 4. Anaerobic curing: Cures under airless conditions in threaded engagement, filling gaps." JS246 Blue opaque liquid. 2000-4000 Full Cure 72H 13 5 M6-M20 "1. High Temperature Resistance: Suitable for thread locking in high-temperature environments. 2. Impact and Vibration Resistance: Designed for heavy-duty applications subjected to heavy impact, vibration, and high stress, such as bolts in gearboxes, construction machinery, and railway components. 3. Medium Strength Removable: Provides reliable locking force while allowing disassembly using standard tools during maintenance, facilitating repair. 4. Single-Component Anaerobic Curing: Cures after thread assembly in isolation from air and under the catalysis of metal ions, making it easy to use." JS515 Opaque, Dark Purple 700000-1700000 Initial Cure 30min 13 M6/M8 "1. Fluorescent Detection: Emits fluorescence under ultraviolet light, facilitating quality inspection and application location confirmation after adhesive application. 2. Medium Strength and Removable: The formed sealing layer has medium strength, facilitating disassembly for maintenance. 3. High Temperature and Fluid Resistance: Can operate continuously at 150℃ and possesses good oil and fluid resistance. 4. Flexible Adhesive Layer: After curing, it forms a flexible gasket that can adapt to minor displacement or deformation during flange operation, preventing leakage. 5. Typical Applications: Primarily used for sealing rigid, machined metal flange surfaces, commonly found in pumps, thermostats, compressors, gearbox housings, and axles." JS518 Red 4000000 Initial Curing Time 20-25min "This product fills and seals the gap between two planes." 1. Medium-strength flexible seal: Provides a reliable seal while facilitating future maintenance and disassembly. 2. Good gap-filling ability: Can fill gaps up to 0.5mm, suitable for irregular flange surfaces. 3. Chemical and pressure resistance: Resistant to various chemicals; the cured shell can withstand high pressure. 4. Wide operating temperature range: Suitable for environments from -55℃ to 150℃. 5. Easy application: Suitable for manual or automated operation; tolerates slight contamination of the flange surface. JS5182 Light yellow/amber color, 50,000-120,000 cycles, initial curing time 5-15 minutes, sealing pressure 30 MPa. "Used for sealing between two mating metal flange faces." "1. Instant Sealing: Effectively seals after initial curing, quickly builds up resistance to various media. 2. Flexible Sealing Layer: Forms a tough, elastic polymer layer after curing, compensating for minor displacements caused by thermal expansion and contraction, vibration, or stress deformation, ensuring a long-lasting and reliable seal. 3. Excellent Media Resistance: Exhibits excellent resistance to various automotive and industrial fluids such as lubricating oil, fuel, coolant (ethylene glycol), water, and hydraulic oil. 4. Gasket-Free Design: Completely replaces pre-cut solid gaskets, eliminating gasket inventory, installation errors, and potential leak points. 5. Simplified Inventory: One adhesive can replace solid gaskets of various sizes and shapes, reducing inventory types and costs. 6. Suitable for Rough or Damaged Surfaces: Effectively fills minor surface defects caused by scratches, corrosion, or wear, saving expensive parts." JS5188 Blue 200-800 Initial Curing 5-15 Min 20 10 "M2-M20 Widely Used in M6, M8, M10" 1. Balance of high strength and removability: One of the strongest Loctite blue threadlockers. It offers near-red high-strength anti-loosening performance, yet can still be disassembled using standard tools without damaging the bolt or threaded hole when maintenance is needed (easier disassembly compared to red). 2. Excellent sealing: After curing, it completely fills the thread gap, forming a sealing layer that effectively prevents liquid and gas leakage and provides rust and corrosion protection. 3. Thixotropic viscosity: Moderate viscosity at rest, easy to flow under pressure, facilitating application and penetration. 4. Rapid curing: Cures rapidly in the oxygen-deficient environment of metal threads, improving assembly efficiency. 5. Good media resistance: Good resistance to fuel, lubricating oil, coolant, water, etc. 6. Pre-coated (dry film) form available: In addition to liquid bottles, Loctite 5188 is also available in a pre-coated form (DRI-LOC), applied and dried to form a film before the screw leaves the factory, ready to use immediately during assembly, highly efficient. JS567 Beige 280000-800000 Initial Curing 3h 1.7 1.7 M80/R3 and below specifications "1. High Temperature and Chemical Resistance: Loctite 567 can withstand temperatures up to 200°C and has excellent solvent resistance, suitable for pipe sealing in high-temperature or harsh environments. 2. Low Disassembly Strength and Removability: As a low-strength sealant, it allows for tool disassembly when needed, avoiding permanent locking and facilitating maintenance. 3. High Viscosity and Thixotropy: The product is paste-like, with high viscosity and thixotropy, effectively preventing creep, shrinkage, or clogging when applied to vertical or inclined surfaces. 4. Instant Sealing and Pressure Resistance: Provides instant low-pressure sealing before curing and can withstand high-pressure environments (such as burst strength) after complete curing, suitable for metal tapered threads, straight threads, etc. 5. Wide Applicability and Certifications: Compatible with stainless steel, aluminum, and other metal materials, thread sizes typically cover M80 and below (or R3" and below), and certified by NSF, UL, etc., suitable for food-grade or industrial piping systems." JS577 Yellow 70000-130000 Initial Curing Time 5-15 Min 33 2.5 M80 and below "1. High-strength sealing: This product effectively fills thread gaps, forming a strong sealing layer to prevent liquid or gas leakage, suitable for high-pressure environments. 2. Vibration resistance: Designed to resist vibration and impact, reducing the risk of loosening due to mechanical vibration and improving connection reliability. 3. Corrosion and high-temperature resistance: Excellent chemical corrosion resistance, stable over a wide temperature range, adaptable to complex conditions in industry or home. 4. Material compatibility: Suitable for various metal materials, including inert metals, and some models are NSF certified for use in food-grade environments (such as water pipes). 5. Easy to use: Provided as a paste adhesive, easy to apply, and does not easily creep or shrink after curing, ensuring long-term sealing effect." JS573 Green 13500-33000 "No primer 6-48 hours With primer 1-6 hours" "Shear strength 10-15 MPa" 1. Anaerobic Curing: Cures in an oxygen-free environment (such as when metals are tightly bonded), forming a reliable seal and avoiding the use of traditional gaskets. 2. Applicable Scenarios: Designed specifically for rigid metal flanges, commonly used for sealing mechanical components such as gearbox housings and motor covers, capable of filling small gaps (typically 0.1-0.25mm). 3. Performance Advantages: After curing, it becomes semi-rigid, resistant to vibration, pressure, and chemical corrosion (such as oils and water), suitable for medium-strength sealing requirements. 4. Operation Characteristics: Green liquid, easy to observe coating uniformity; some models require the use of an accelerator to accelerate curing (such as Loctite 7649). JS574 Orange 20000-40000 Initial Curing Time 10min 33 23 M50 and below 1. Chemical Type and Form: A single-component anaerobic adhesive, orange paste-like in color, with fluorescent properties for easy inspection of application effect. 2. Curing Characteristics: Cures rapidly between air-isolated metal contact surfaces, initial curing in 10 minutes, fully cured in 24 hours, forming a low-pressure resistant sealing layer. 3. Applicable Scenarios: Specifically designed for rigid metal flange connections (such as gearboxes and engine housings), can be used to form gaskets on-site, replacing traditional gaskets. 4. Performance Advantages: High temperature resistance (operating temperature range -54℃ to 150℃), oil resistance, acid and alkali resistance, and oil immersion resistance; thixotropic properties prevent flow before curing. 5. Technical Parameters: High viscosity (20000~40000 mPa·s), maximum filling gap is 0.25mm; requires the use of accelerators (such as 7471/7649) to optimize curing effect. JS201 Transparent 75000-100000 Initial curing 10-20min 6 5 M2-M12 1. Touch-dry pre-coated film: The product is pre-coated onto threaded fasteners in the form of a dry-touch film, remaining inert before assembly and not sticky or polluting the environment. 2. Anaerobic curing mechanism: During thread assembly, the microcapsules within the coating rupture, releasing active ingredients and triggering a rapid curing reaction, resulting in high-strength locking and sealing. 3. High-strength locking and sealing: After curing, it firmly locks the threaded components and fills gaps, effectively preventing loosening due to vibration, while also providing a sealing function, suitable for leak-proof applications. 4. Wide range of applications: Particularly suitable for mass production environments or parts requiring immediate assembly. Typical applications include carburetor screws, drive nuts, head bolts, pipe plugs, and other threaded connections. 5. Good temperature resistance: It has good temperature resistance and maintains stable performance under normal industrial temperatures, but should be avoided in pure oxygen or oxygen-rich environments. JS204 Pink 75000-100000 Initial curing time 10min 280 5 M6, M8, M10 "1. High-strength locking: Provides excellent vibration and impact resistance after curing, effectively preventing thread loosening. 2. High-temperature resistance: Maintains stable performance at high temperatures, suitable for industrial equipment and other applications. 3. Pre-coated design: Usually provided pre-coated for easy application and even coverage of the thread surface. 4. Sealing effect: Fills thread gaps, preventing air and water leakage. 5. Color marking: Usually pink for easy visual inspection of coating application." JS2400 Blue 2000-3000 Initial curing time 4-10 min 26 5 M6-M20 "1. Medium strength and removability: Provides moderate locking strength, allowing for disassembly using standard hand tools during maintenance, suitable for applications requiring regular maintenance. 2. Thixotropic design: The adhesive has thixotropic properties, preventing dripping or migration after application, facilitating precise application to the thread surface." 3. Oil resistance: Tolerates minor industrial oil, anti-corrosion oil, or cutting fluid contamination, suitable for complex industrial environments. 4. Wide range of applicable substrates: Particularly suitable for stainless steel, electroplated and other low-activity metal surfaces, and can also seal flange joints. 5. Safe and environmentally friendly: No hazard symbols, risk phrases or safety phrases, contains no known carcinogens or reproductive toxins, relatively safe to use. JS290 Green 20-55 Initial curing time 20min 10 29 M2-M12 1. Strong penetration: Loctite 290 has low viscosity and good flowability, easily penetrating into thread gaps, effectively locking even on assembled parts. 2. Medium to high strength: After curing, it forms a tough plastic layer, providing reliable anti-loosening and sealing effects, suitable for medium to high strength threaded connections. 3. Environmental resistance: Generally possesses oil resistance, water resistance and high temperature resistance, maintaining stable performance in harsh industrial environments. 4. Anaerobic curing: Curing in an oxygen-free environment (such as tightly fitted metal surfaces), avoiding air interference and ensuring locking effect. 5. Removability: Some models are designed to be removable, facilitating easy disassembly by heating or using tools during maintenance. JS277 Red 6000-8000 Initial curing time 45min 32 32 M25-M80 "1. High strength and high viscosity: Loctite 277 has high viscosity and strength, suitable for large-size bolts and threaded connections, effectively preventing loosening and leakage. 2. High temperature resistance and oil resistance: This product has good high temperature resistance and oil resistance, suitable for use in harsh environments. 3. Anaerobic curing characteristics: Cures under oxygen-free (air-isolated) conditions, forming a strong locking layer, and has excellent shock resistance and corrosion resistance after curing." JS279 Red 600-700 Initial curing time 30min 35 32 M25 and above 1. High-strength locking: Provides durable threaded fastening, preventing loosening due to vibration or impact. 2. Wide applicability: Compatible with most metal surfaces (such as steel, aluminum, and brass), and suitable for electronics, automotive, medical, and other fields. 3. Environmental resistance: Remains stable in the range of -55°C to 150°C, and is resistant to oil and chemical media. 4. Ease of application: Single-component design, thixotropic viscosity for easy handling, room temperature curing without additional equipment. JS276 Green 380-620 Initial curing time 25min 30 40 M20-M36 1. High-strength locking and sealing: After curing, it effectively prevents loosening or leakage of threaded fasteners caused by vibration, impact, or pressure changes. It is suitable for permanent locking and sealing of large threads (such as M25 and above). 2. Rapid curing and wide adaptability: It can cure rapidly without activators, especially suitable for substrates with low reactivity (such as coatings, electroplated surfaces, or stainless steel), and can reliably cure in sealed environments. 3. Chemical and heat resistance: It has excellent resistance to most industrial chemicals, hot oil, and gas environments, and its temperature resistance can reach above 150℃, ensuring stability under harsh working conditions. 4. Medium viscosity and ease of use: The moderate viscosity makes it easy to apply and control the amount used. It is suitable for locking threads below M36, balancing sealing effect and ease of operation. JS278 Green 2400-3600 Initial curing 20min 42 23 M36 and below 1. High strength and durability: Provides long-lasting locking force after curing, effectively resisting vibration and impact, and preventing thread loosening. 2. Environmental resistance: High temperature and oil resistance make it suitable for harsh industrial environments, such as mechanical assembly or automotive parts. 3. Medium viscosity and ease of handling: Moderate fluidity allows for even filling of thread gaps and tolerates minor oil contamination, simplifying the application process. JS2432 Blue 150-450 Initial curing time 20min 17 6 M20 and below 1. Medium strength and removability: Provides reliable anti-loosening effect while allowing disassembly with hand tools for easy maintenance and repair. 2. Oil and corrosion resistance: Excellent oil resistance, withstands slightly oily environments, and prevents corrosion and leakage between threads. 3. Wide applicability: Suitable for various metal substrates such as stainless steel, aluminum, and electroplated surfaces, especially suitable for locking inert surfaces (such as titanium alloys), and requires no surfactant. 4. Operating temperature range: Can operate stably at a wide temperature range, typically withstanding temperatures from 180°C to 300°F (approximately 87°C to 150°C), depending on environmental conditions. 5. Curing characteristics: Cures under anaerobic conditions, completely filling thread gaps to form a tough thermosetting plastic that enhances the sealing and durability of the connection. JS2431 Blue 1300-3000 Initial cure 20min 26 5 M36 and below 1. Medium Strength and Removability: Provides medium-strength locking after curing, effectively resisting impact and vibration, while allowing disassembly using standard hand tools for easy equipment maintenance. 2. Oil Resistance and Tolerance: Excellent oil resistance, tolerating slight oil contamination (such as machine oil, cutting oil, etc.) on the threaded surface, allowing for reliable curing without strict cleaning. 3. Wide Applicability to Substrates: Suitable for various metal substrates such as stainless steel, aluminum, and electroplated surfaces, especially designed for inert surfaces (such as stainless steel) to ensure a secure lock. 4. Rapid Curing and Thixotropy: Initial curing time is approximately 10 minutes (steel surface), fully cured in 24 hours; thixotropic properties reduce dripping after application, facilitating handling. 5. Operating Temperature Range: Good temperature resistance after curing, with an operating temperature range typically from -55℃ to 180℃, meeting the needs of most industrial environments. JS243 Blue 1300-3000 Initial Curing 20min 26 7 M20 and below 1. Medium Strength Removable: Loctite 243 provides medium-strength locking, effectively securing threaded parts while allowing for disassembly with standard tools when needed, facilitating maintenance and repair. 2. Versatile Applicability: It is suitable for various metal materials, such as steel, stainless steel, aluminum, and electroplated surfaces, exhibiting good adhesion and compatibility. 3. Environmental Resistance: This adhesive is waterproof, oil-proof, and rust-proof, tolerating slightly oily environments and maintaining stable performance within a certain temperature range. 4. Anaerobic Curing Properties: It cures in an oxygen-free environment (such as at tightly fitted threads), forming a robust plastic body that provides reliable locking and sealing. JS243SG Blue 1300-3000 Initial Curing Time 20 min 20 7 M20 and below 1. Medium strength and removability: Provides reliable thread locking while allowing disassembly using standard hand tools for easy maintenance and repair. 2. Oil resistance and tolerance: Can be used on slightly oily fastener surfaces; strong curing performance suitable for oily environments. 3. Heat resistance: Heat resistant from 180°C to 230°C, depending on application conditions; suitable for high-temperature applications. 4. Suitable for inert surfaces: Specifically designed for stainless steel, electroplated, and other low-activity metal surfaces, effectively overcoming the problem of cutting oil residue. 5. Rapid curing and sealing: Cures rapidly under oxygen-free conditions, completely filling thread gaps and preventing loosening and leakage caused by vibration and impact. 6. Application range: Suitable for locking and sealing M2 to M20 threads, especially suitable for smaller diameter fasteners (such as M12 and below). JS221 Purple 100-150 Initial curing time 10-20 min 12 8 M2-M12 1. Low strength: Suitable for threaded connections requiring frequent disassembly or adjustment, such as small bolts and screws, facilitating later maintenance. 2. Low viscosity and fluidity: Easily penetrates into fine thread gaps, ensuring uniform coverage and good sealing. 3. Anaerobic curing: Cures in an oxygen-free environment (such as when threads are in close contact), avoiding the use of solvent-based adhesives. 4. Environmental resistance: Typically possesses high temperature resistance, oil resistance, and shockproof and leak-proof properties, suitable for industrial environments. JS222MS Purple 1200-5000 Initial curing time 10-20 min 6 3.4 M2-M12 1. Low Strength and Easy Removal: Designed for threaded fasteners requiring normal disassembly, this product provides low-strength locking after curing, allowing for easy removal with standard hand tools, preventing damage to the fasteners. 2. Thixotropic Viscosity: Thixotropic properties reduce flow or migration of the adhesive before curing, facilitating precise application, especially suitable for small-diameter or long-joint threads. 3. Locking and Sealing Function: Cures between oxygen-isolated metal sealing surfaces, effectively preventing thread loosening or leakage caused by impact or vibration, while filling thread gaps to achieve a seal. 4. Application Scope: Primarily used for small-diameter fasteners (such as M2~M12 threads) such as positioning screws, adjusting bolts, and countersunk bolts, particularly suitable for bolts with diameters ≤ 1/4 inch (6mm), and works well on low-strength metals such as aluminum and brass. 5. Temperature Resistance and Environmental Adaptability: Withstands a wide temperature range (approximately -55°C to 150°C), suitable for most metal surfaces, and resistant to minor oil contamination. After curing, it forms a thermosetting plastic with high stability. JS222 Purple 900-1500 Initial Curing Time 10-20 min 6 4 M2-M12 "1. Low Strength and Easy Removal: Loctite 222 is a low-strength threadlocker designed for easy removal using standard tools for maintenance or adjustment, preventing damage to threads or components. 2. Anaerobic Curing Characteristics: As an anaerobic adhesive, it cures in an oxygen-free environment (such as in thread gaps), forming a strong locking layer that effectively prevents loosening. 3. Environmental Resistance: Typically possesses high temperature resistance, oil resistance, and leak-proof and shock-proof capabilities, suitable for various industrial environments such as automotive and mechanical assembly. 4. General Applications: Suitable for small-size threads (such as M2-M12), commonly found in positioning screws, adjusting bolts, etc., providing reliable sealing and locking effects." JS242 Blue 1200-5000 Initial Curing Time 5-10 min 17 6.8 M6-M20 "1. Medium Strength and Removability: Provides moderate locking strength, allowing for normal disassembly using standard hand tools, suitable for applications requiring regular maintenance or adjustment. 2. Thixotropic Design: The adhesive has thixotropic properties, reducing flow or migration on the substrate after application, facilitating precise application. 3. Anaerobic Curing: Cures in the air-isolated gaps of metal threads, completely filling voids and forming a strong locking and sealing effect. 4. Wide Applicability: Especially suitable for less reactive substrate surfaces such as electroplating and stainless steel, commonly used in industrial applications such as pumps, motors, and assemblies." JS241 Blue 1200-5000 Initial Curing Time 5min 11.5 10 M2-M13 "1. Primarily used to prevent loosening of metal threaded connections due to vibration or impact. 2. Medium strength, low viscosity, easy to handle and fill small gaps, suitable for small metal threads below M12. 3. This product is an anaerobic adhesive, requiring curing in an oxygen-free environment. After curing, it provides reliable anti-loosening effect while allowing disassembly using standard hand tools, facilitating maintenance." JS245 Blue 17500-52500 Initial Cure 5-10min 18 15 M6-M20 "1. Medium Strength: Loctite 245 provides medium-strength locking, suitable for most industrial scenarios, effectively preventing loosening while facilitating later disassembly and maintenance. 2. Blue Marking: Usually presented in blue for easy visual identification and differentiation of different strength grades of adhesive. 3. Anaerobic Curing: Cures in an oxygen-free environment (such as in thread gaps), forming a tough plastic layer with good sealing properties and resistance to oil and corrosion. 4. Removability: Designed for removability to avoid permanent locking, facilitating maintenance and replacement of parts. 5. Wide Application: Commonly used in mechanical assembly, automotive repair, electronic equipment, etc., with good adhesion to metals such as steel and iron." AA392 Beige to Dark Amber 20000-80000 Initial Cure 20s Shear Strength 2500psi 1. Rapid Curing Characteristics: Utilizes a dual curing mechanism, initial curing time is only about 20 seconds to 1 minute, and full curing time is about 24 hours. Suitable for automated assembly lines, significantly shortening cycle time. 2. High Strength and Toughness: After curing, shear strength reaches 1696 psi, tensile strength reaches 3915 psi, elongation reaches 130%, and hardness is 65D. The bonded joint is tough and reliable, impact-resistant and peel-resistant. 3. Application Flexibility: Requires use with 7387 or 7380 accelerator. Can fill gaps up to 0.5 mm, suitable for metal bonding scenarios such as magnets and iron bodies, DC motor assembly, and pre-coated steel plates. 4. Operation and Environmental Adaptability: Mixed viscosity is 6500/17500 mPa·s (approximately 11000 cP), semi-transparent appearance, specific gravity 1.16, ignition point 171°F. Cures at room temperature, some versions support low-temperature curing (e.g., up to +2°C). 5. Additional Advantages: The product is a single-component design, simplifying the operation process; it has low viscosity and low CTE (coefficient of thermal expansion) characteristics, and some models do not require post-curing, making it suitable for precision applications such as electronic assembly. JS272 Orange-red 4000-15000 Initial curing time 25min 23 25 M25 and above 1. High-strength adhesion: Loctite 272 provides high-strength locking effect, suitable for metal fasteners subjected to heavy loads, effectively preventing loosening. 2. High-temperature resistance: This product has good high-temperature resistance, typically remaining stable in environments from 200°C to 250°C, suitable for high-temperature working scenarios. 3. Medium viscosity: Moderate viscosity, easy to apply and handle, while effectively filling thread gaps to ensure sealing. 4. Anaerobic curing: As an anaerobic adhesive, it cures automatically in an oxygen-free environment (such as when threads are in close contact), requiring no additional catalyst. 5. Vibration and oil resistance: Designed to resist the effects of vibration and oil contamination, suitable for fastener anti-loosening in industrial environments. JS2422 JS8680 Green "800-1200" Initial curing 5-15min 25 25 Suitable for small clearance (<0.15mm) assembly. Typically used for tight bushing assembly where surface cleaning is not guaranteed. Typically applied to cylindrical bushings or sleeves locked to housings and shafts, such as bearing mounting in motors and mechanical equipment, and small clearance installations of pulleys, gears, etc., and drive shafts. JS638 JS648 JS8603