LOCTITE® 640
Features and Benefits
Available sizes:
High strength, methacrylate ester-based retaining compound that is slow curing; ideal for large diameter components and active metals such as brass.
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 h. Also used for active metals such as brass. This is a high strength product with good temperature resistance. Max. diametrical clearance is 0.1 mm and service temperature is -55 to +175ºC. Fluorescence allows product presence to be monitored.
- 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
Documents and Downloads
Safety Data Sheets and RoHs
- Bottle 10.0/case - IDH 135521
LOCTITE® 640, 250 ml Bottle 135521 en-NZ
IDH:
135521
EAN:
079340640412
Size Case: Bottle
Quantity: 10.0/case
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Technical Information
| Chemical basis / base | Methacrylate |
| Colour | Green |
| Diametrical clearance | <0.1 mm |
| Fixture time | 2.0 hr. |
| Recommended for use with | Metal: steel |
| Shear strength | 22.0 N/mm² |
| Viscosity, Falling Ball 'D' @ 25.0 °C | 450.0 - 750.0 mPa·s (cP) |
LOCTITE® 640
High strength, methacrylate ester-based retaining compound that is slow curing; ideal for large diameter components and active metals such as brass.