Castrol Rustilo DW 330 Corrosion Preventative 20Lt Pail

Description

Castrol Rustilo DW 330 Corrosion Preventative 20Lt Pail

What Is Castrol Rustilo DW 330?

Castrol Rustilo DW 330 — also known as dewatering corrosion preventive, solvent deposited rust preventative, long-term metal protection oil, or heavy metal free corrosion inhibitor — is a premium high-quality solvent-based corrosion preventive that deposits a firm, greasy protective film upon solvent evaporation. Previously marketed as SafeCoat DW 33 (name changed in 2015), Rustilo DW 330 is engineered specifically for long-term protection in severe conditions where a high degree of rust and corrosion resistance is required — particularly for machine tools and precision metal components prior to extended storage or international transportation.

Castrol Rustilo DW 330 is formulated from volatile solvents with a narrow distillation range that dry quickly, leaving behind a protective greasy film that is 40% film-forming content with a measured film thickness of 7 µm and approximately 120 minutes drying time at ambient temperature and 60% relative humidity. The corrosion inhibitor package is designed to withstand severe corrosive conditions, provide good water displacement and penetration into surface moisture, and resist both acidic and alkaline contamination — making it ideal for use in industrial dip tank applications, spray lines, and manual brush application across manufacturing, engineering, marine, and aerospace environments.

Castrol Rustilo DW 330 is available in a 20 litre pail from Maisam Trading LLC, the authorised Castrol industrial products supplier in Dubai, with stock available for prompt delivery across UAE, Saudi Arabia, Qatar, Oman, Kuwait, and Bahrain. Available pack size: 20L pail (also 203L drum available on request).

Description

Castrol Rustilo DW 330 is the professional choice for long-term corrosion protection of machine tools, precision components, fabricated metal assemblies, and industrial equipment where reliable, film-forming rust prevention is essential during storage and transportation. The product works through a dual mechanism: the de-aromatised hydrocarbon solvent carrier displaces surface water and moisture from the metal substrate, while the powerful corrosion inhibitor package deposits a firm, greasy protective film as the solvent evaporates — providing dependable corrosion protection in severe industrial and environmental conditions.

The dewatering action of Rustilo DW 330 is most effective when articles are immersed in a properly maintained dip tank, where the product can penetrate surface moisture and fully contact the metal substrate. The product can also be applied by spraying or brushing for components that cannot be immersed. Good mechanical film strength and fingerprint-suppressing properties ensure that highly finished and precision-machined surfaces are not damaged during handling — an important characteristic for aerospace, automotive, and precision engineering applications where surface quality is critical.

The heavy metal free formulation — specifically free of Barium — helps customers meet increasingly stringent legislative and waste treatment requirements in the UAE, GCC, and internationally. Good stability against both acidic and alkaline contamination ensures a long bath-lifetime when used in immersion dip tanks, reducing product consumption and operational costs over time. When protection is no longer required, the Rustilo DW 330 film can be cleanly removed using a standard petroleum solvent or alkaline process cleaner, all available from Castrol. Store the product indoors between 5°C and 45°C, protected from direct sunlight, frost, and water ingress. As a trusted Castrol corrosion preventive supplier in Dubai and across the GCC, Maisam Trading LLC stocks Castrol Rustilo DW 330 in 20L pails for prompt delivery to UAE, Saudi Arabia, Qatar, Oman, Kuwait, and Bahrain.

Features & Benefits

• High quality solvent deposited corrosion preventive — firm greasy protective film after solvent evaporation
• 40% film forming content — 7 µm film thickness for reliable, consistent rust protection
• Excellent dewatering properties — displaces surface moisture for maximum adhesion of the protective film
• Heavy metal free (no Barium) — meets legislative and waste treatment requirements across UAE, GCC, and international markets
• Powerful corrosion inhibitor package — designed for reliable protection in severe corrosive conditions
• Good water displacement and penetrating properties — effective against surface moisture and condensation
• Good stability against acidic and alkaline contamination — long bath-lifetime reduces product consumption and operational cost
• Good mechanical film strength and fingerprint suppression — highly finished and precision surfaces protected during handling
• Mild odour de-aromatised hydrocarbon base — good operator acceptance in enclosed workshop and factory environments
• Removable film — clean removal with petroleum solvent or alkaline process cleaner when protection is no longer required
• Versatile application — immersion, spraying, or manual brush application; dip tank immersion most effective for dewatering
• Flash point (closed cup) > 61.5°C — safe handling and storage at standard industrial facility temperatures
• 120-minute drying time — at ambient temperature and 60% relative humidity

Applications

• Long-term storage protection of machine tools, CNC machines, lathes, milling machines, and precision engineering equipment prior to storage or shipment
• Pre-transportation rust protection for metal components, fabricated assemblies, and finished parts during international shipping across GCC and global supply chains
• Dip tank immersion treatment of metal components in manufacturing and engineering facilities across UAE, Saudi Arabia, and Qatar
• Spray and brush application for large or complex components that cannot be immersed in a dip tank
• Corrosion protection of automotive components, engine parts, and mechanical assemblies during production gaps and storage
• Marine and offshore component protection prior to deployment or storage in high humidity and salt-laden environments across GCC ports and shipyards
• Aerospace component preservation and temporary protection during production, assembly hold periods, and transportation
• Protection of steel and metal fabrications, structural components, and heavy equipment during outdoor or warehouse storage
• Preservation of finished and semi-finished precision machined parts in metalworking, tool-making, and die-casting industries

Industries Served

• Manufacturing & Heavy Engineering
• Oil & Gas & Petrochemical Maintenance
• Automotive & Vehicle Component Manufacturing
• Aerospace & Defence
• Marine & Shipyard
• Steel & Metal Fabrication
• Precision Engineering & Toolmaking
• Logistics, Warehousing & Export
• Construction & Infrastructure

Why Buy from Maisam Trading LLC?

• Dedicated B2B support and technical guidance for industrial, manufacturing, and maintenance customers
• Prompt delivery and export solutions across UAE, Saudi Arabia, Qatar, Oman, Kuwait & Bahrain
• Verified stock of original Castrol industrial products including the complete Rustilo corrosion preventive range

Call: +971521672252 | Email: sales@maisamdubai.com

Technical Specifications

Frequently Asked Questions (FAQs)

Q1: What is Castrol Rustilo DW 330 used for?

Castrol Rustilo DW 330 is a high-quality solvent deposited corrosion preventive used for long-term rust and corrosion protection of machine tools, precision metal components, and fabricated assemblies prior to extended storage or international transportation. It is ideal for any application in severe conditions where reliable, film-forming rust prevention is required — from manufacturing and engineering workshops to aerospace, automotive, marine, and oil & gas maintenance facilities across UAE, Saudi Arabia, Qatar, Oman, Kuwait, and Bahrain.

Q2: How does Castrol Rustilo DW 330 work?

Rustilo DW 330 works through a dual mechanism. The volatile de-aromatised hydrocarbon solvent carrier first displaces surface moisture and water from the metal substrate — the dewatering action. As the solvent evaporates (approximately 120 minutes at ambient temperature and 60% relative humidity), a firm greasy protective film is left behind on the metal surface. This film, comprising 40% film-forming content at 7 µm thickness, provides reliable corrosion protection by creating a physical and chemical barrier between the metal and corrosive elements in the environment.

Q3: What is the best way to apply Castrol Rustilo DW 330?

The most effective application method is immersion in a dip tank, where the product can fully contact the metal surface and maximise the dewatering action by displacing all surface moisture. Components can also be coated by spraying or brush application where immersion is not practical. When using a dip tank, maintain the bath and monitor for contamination — good stability against acidic and alkaline contamination gives Rustilo DW 330 a long bath-lifetime, reducing operational costs.

Q4: Is Castrol Rustilo DW 330 free from heavy metals?

Yes. Castrol Rustilo DW 330 is specifically formulated to be heavy metal free — it contains no Barium or other heavy metals. This makes it suitable for use in facilities where legislative requirements or waste treatment specifications exclude heavy metals from lubricants and protective coatings — an increasingly important requirement for manufacturing and engineering operations across UAE, GCC, and international export markets.

Q5: How is the Rustilo DW 330 protective film removed?

The protective film left by Castrol Rustilo DW 330 can be cleanly removed when protection is no longer required by using a standard petroleum solvent or alkaline process cleaner, both of which are available from Castrol. The film does not permanently bond to the substrate, making it easy to clean before machining, assembly, or painting operations proceed.

Q6: What flash point and storage requirements apply to Rustilo DW 330?

Castrol Rustilo DW 330 has a flash point (closed cup) greater than 61.5°C, which is suitable for standard industrial storage and handling. For optimum product stability, store the product indoors between 5°C and 45°C, protected from direct sunlight, frost, and water ingress. Refer to the product Safety Data Sheet (SDS) for full storage and handling guidance.

Q7: What pack sizes are available for Castrol Rustilo DW 330 in the UAE?

Castrol Rustilo DW 330 is available from Maisam Trading LLC in a 20 Litre Pail as standard. A 203 Litre drum is also available on request for higher-volume industrial and manufacturing applications. Contact Maisam Trading LLC at +971521672252 or sales@maisamdubai.com to confirm availability and pricing for your required quantity across UAE, Saudi Arabia, Qatar, Oman, Kuwait, and Bahrain.

Q8: What is the difference between Castrol Rustilo DW 330 and other Rustilo grades?

The Castrol Rustilo DW range includes several grades designed for different protection levels and film characteristics. Rustilo DW 300 X (formerly SafeCoat DW 30 X) is a premium grade with excellent dewatering properties suited to high-quality finishes. Rustilo DW 330 (formerly SafeCoat DW 33) provides a firm greasy film for long-term severe condition protection. Rustilo DW 370 is formulated for medium to long-term protection in severe conditions with a different film profile. Contact Maisam Trading LLC for grade selection guidance based on your specific protection requirement, application method, and environment.

Q9: Where can I buy Castrol Rustilo DW 330 in the UAE or GCC?

Maisam Trading LLC is a trusted Castrol industrial products supplier in Dubai. We supply Castrol Rustilo DW 330 in 20 Litre Pails and 203 Litre drums across UAE, Saudi Arabia, Qatar, Oman, Kuwait, and Bahrain. Contact +971521672252 or email sales@maisamdubai.com for pricing, availability, and bulk order enquiries.

Availability & Support