Castrol Techniclean AS 58

VISCOSITY - Metalwork Degreaser & Cleaning Solution

Castrol Techniclean AS 58 Hydrocarbon Solvent Cleaner


Castrol Techniclean AS 58 is a fast drying, low viscosity, chlorine-free and mild odour isoparaffin based solvent cleaner. It has good solvency power and is compatible with all metal and non-metal substrates.


Techniclean AS 58 can be used as an alternative to chlorinated solvent cleaners and high aromatic containing hydrocarbon solvent cleaners.


Castrol Techniclean AS 58 Hydrocarbon Solvent Cleaner Product Advantages:

  • Chlorine-free which may help you to fulfil aspects of legislative requirements and waste treatment requirements that specify that this chemical is excluded
  • Fluid based on a mild odour isoparaffin solvent with low aromatic content
  • Good solvency properties regarding animal and vegetable fats and mineral oils
  • Low surface tension and viscosity allow the fluid to penetrate into difficult-to-reach areas to improve part cleanliness
  • Fast drying, residue-free finish which helps to increase productivity and to minimise scrap rate
  • No wastewater is produced in the cleaning process and the solvent can be recycled through distillation
Metal typeAluminum, Cast Iron, High alloy steel / Stainless steel, Low / Med alloy steel, Non-Metal, Yellow Metal
Multi metals suitableYes
Product typeSurface Treatments
Applicable to these sectorsAerospace, Automotive Manufacture, Machinery, Metal Goods, Metals

User Advice

May swell some rubber and plastics during long-term contact. Should not be used for cleaning live electrical equipment.


To avoid product deterioration always keep the container/drum tightly sealed. Store the product in a cool, dry place away from direct sunlight. Prevent exposure to frost and avoid water ingress. For optimum product stability, it is preferable to store the product indoors between 5°C and 45 °C / 41°F and 113°F. For more details, please refer the product safety data sheet.

Conditions of Use

Dip and Ultrasonic Dip Tank
Components should be fully immersed in neat products. Contact time depends on soil severity.

Fully sealed Vapour Degreasing Equipment under low-pressure.
The product is suitable for use in closed hydrocarbon vapour degreasing equipment.
For safety reasons, it must not be used in open vapour degreasing systems!

Wipe Method

The product should be applied neat via hand-held spray or brush and the surface is then wiped to a clean, dry finish.

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Safety Datasheet

Technical Datasheet




Castrol Techniclean AS58 Metalwork Cleaner and Degreaser

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