Copper Anti-Seize Lubricant
LB 421 4 is a water-resistant copper lubricant for threaded and pressed joints, intended to help protect against heat-related seizure, wear and corrosion.
Product code: LB 421 4
Form : Aerosol
LB 421 4 has a high copper content and is intended to protect joints exposed to elevated temperatures. It reduces friction between metal parts and helps prevent seizure and jamming. The source lists bolts, nuts, threaded joints, pipe connectors, low-speed bearings and other mechanical components in repair work.
FEATURES AND LIMITATIONS:
- Not for aluminium.
- The lubricated joint is described as electrically conductive.
- Resistance to weather, water, weak acids and alkalis.
- Helps with component assembly and disassembly.
- Stays on surfaces and adheres strongly.
- Stated operating range: -30°C to +800°C.
Confirm suitability for the particular joint and equipment instructions. Do not treat a general threaded-joint description as approval for safety-critical fasteners or electrical connections. The stated temperature range does not define safe aerosol application conditions.
Documentation and application advice
Ask for the current technical data sheet and, where applicable, the safety data sheet. Before use, check the manufacturer's instructions, material compatibility and operating conditions.
Ask about this product and its documentation