Cosmoslac N749 Rust Shock Freeze Penetrating Oil

  • £8.99
Item is in Stock   |   • Usually dispatched within 24 hours

Disassembling of rusted screws, nuts, and bolts etc. Lubricates and prevents rust on springs, open chains, cogwheels, hinges, locks and turning points of machines. Can be used if of a normal penetrating oil does not work. Has a sharp cooling effect on the substrate. Cooling it down to -40ºC. Creating micro fine cracks in the joint which breaks up the rust. Loosens rusted bolts, nuts, screws, locks, and hinges. Lubricates and protects. Penetrates easily corroded, rusted, and frozen parts, i.e., pipe fittings, nuts/bolts, valves, locks, zippers, and tools. Dissolves rust. Displaces moisture. Rust preventing / anti corrosion. Nonaggressive to most materials. Leaving a protective film. Contains ultra-fine graphite particles lubricates, low friction, excellent adhesion to metal substrates, eliminates galling, seizing, stick-slip and press-fit distortion, prevents fretting, protects against corrosion, facilitates disassembly, improves penetrating properties. Use on room temperature.

Ideal in automotive applications also frees corroded exhaust clamps. Ideal for use on nuts, bolts, pipe threads, chains, rusted parts, stuck components and locks.

Superior quality rust shock freeze penetrating oil

Penetrates rust to free up stuck, frozen, or seized equipment and parts

Fast-acting rust dissolver

Utilises the laws of thermo-dynamics: A 10 second burst will shock rust down to -40°C

Quick dismantling

Cold shock action

Dissolving of rust crystals

Displaces moisture

Αnti corrosion

Safe to use on metal, rubber and plastic parts.

Εliminates galling, seizing, stick-slip

High capillary action

Lubricates and prevents

Low odour




Shake before use. Spray from a short distance on the parts to disassemble. Spray until the seized parts have cooled down sufficiently. Allow to penetrate and reduce the component temperature before attempting to undo. Give it time to work. Repeat if necessary. Optimal application at temperature: 10-32°C and humidity below 65% to ensure proper drying. Do not use on objects that may exceed 90°C surface temperature. Storage 10-30°C.



Use on room temperature

Extremely flammable aerosol

Do not expose to heat, sparks or flames

Do not spray on an open flame or other ignition source

Store in a cool, dry area

Use only in a well ventilated area

Wear protective gloves/protective clothing/eye protection/face protection/hearing protection

Do not expose to temperatures exceeding 50°C/122°F

Apply in fine even coats. Optimum lubrication is achieved once the solvent has evaporated

Shake can from time to time during use

Protect the object and the surrounding area from spray mist



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