ADHESIVE: ANAEROBIC,RETAINING,250ML, LOCTITE 640

Loctite® 640 is a green, anaerobic, low viscosity, methacrylate ester based retaining compound ideal for parts requiring a longer positioning time. Fixturing time on steel is 2 hours. Also used for active metals such as brass. This is a high strength product with good temperature resistance. Max. diametrical clearance is 0.1 millimeters and service temperature is -55 to 175 degrees C.
Features
• 1 part product, requires no mixing
• Slow curing
• Ideal for large diameter components
• High strength
• Also for active metals such as brass
• Good temperature resistance
Specifications
• Series: 640
• Container Size: 250 mL
• Container Type: Bottle
• Color: Green
• Form: Liquid
• Composition: 50 to 60% Methacrylic Acid, Monoester with 1,2-'Propanediol, Polymer with 4,4'-Methylenediphenyl Diisocyanate, 20 to 30% Polyglycol Dimethacrylate, 15 to 10% Hydroxyalkyl Methacrylate, 5 to 10% Acrylic Acid, 1 to 5% Cumene Hydroperoxide, 0.1 to 1% Cumene, 0.1 to 1% Methacrylic Acid
• Odor/Scent: Sharp Irritating
• Boiling Point: >149 deg F
• VOC Content: 29.05 g/L
• Curing Time: 24 hr
• Specific Gravity: 1.12
• Viscosity: 450 to 750 cPs
• Flash Point: 93.3 deg C
• Shelf Life: 730 days
• Applicable Materials: Metal, Steel
• Shear Strength: 22 N/sq-mm
• Vapor Pressure: <10 mmHg at 80.6 deg F
• Fixture Time: 2 hr