Liqui Moly 3970 copper spray 250ml grease lubricant heat-resistant spray can Copper spray Liqui Moly grease spray for high temperature applications... Product featuresCopper spray for high temperature applications. Protects the bearings and other metal parts from high temperature corrosion and rust. It reduces the friction of metal parts, protects bearings, rusted screws and nuts, protects against rust under extreme conditions Conditions. Waterproof, even at very high temperatures. It can be used in the temperature range: -40 - 1000 ° C Application: Before use, shake the container several times to mix the contents thoroughly. Apply on the surface of the sample at a distance of approximately 20 cm. .