# Ruicen NO.RC093 Rust Converter, 1000 ml, Water-Based, Black

Ruicen NO.RC093 is a ready-to-use, water-based rust converter sold in a 1000 ml black finish. The listing describes brush-or-spray application, quick drying and use without a separate primer, but customer feedback is mixed on effectiveness and rust resistance.

- [Original product page](https://bargainpostbox.co.uk/product/ruicen-no-rc093-water-based-rust-converter)
- [View offer](https://bargainpostbox.co.uk/visit/ruicen-no-rc093-water-based-rust-converter)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: Ruicen
- Model: NO.RC093
- Category: Cars & Motorcycles > Car Care & Cleaning
- Price: 20.39 GBP
- Previous price: 23.99 GBP
- Discount: 15%
- Price checked: 2026-11-14T09:48:10.208Z
- Rating: 3.6 / 5
- Reviews: 142

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Ready to use and described as suitable for brushing or spraying onto rust.
- The listing says it dries to the touch in 2–4 hours and fully cures within 24 hours.
- Water-based formula described as low odour and low VOC.
- Listed for steel, iron, aluminium and other metal surfaces, including vehicles, boats, tools, fences and machinery.

## Pros

- Combines rust conversion and a paintable matte black finish, according to the listing.
- No separate primer is claimed to be needed, which may simplify preparation.
- The stated 2–4-hour touch-dry time gives a useful planning reference for coating work.

## Cons

- Customer feedback is mixed about whether the product is effective and how well it resists rust.

## Specifications

### Identity
- Brand: Ruicen
- Model: NO.RC093
### Dimensions and installation
- Weight listed: 1.19 kg

## Before you buy

- The application guidance says to stir thoroughly, apply 2–3 thin coats, avoid dilution and use within 72 hours of opening. Drying and cure times are listing claims and may depend on conditions. The listing also describes the product as both a rust converter and metal primer while saying no primer is required, so clarify whether a separate primer is intended for your project.

## A good fit for

- DIY users treating rusty metal who want a ready-to-use, black coating.
- Vehicle, marine, farm or workshop applications where the listing's stated metal uses match the project.

## Less suited to

- Buyers who need customer feedback showing consistently reliable rust conversion or rust resistance.
- Projects requiring a confirmed performance guarantee or independently established suitability for a particular metal or environment.

## Customer feedback

Customer feedback is mixed on both effectiveness and rust resistance. That uncertainty matters for anyone relying on the stated rust-conversion and protective-coating purpose, particularly for a vehicle or exposed metal. The listing describes a ready-to-use water-based product with a black finish, but those claims do not resolve the varied customer experiences.
- Positive themes: Some customers say the product works well.
- Negative themes: Some customers are unsure whether it does anything.
- Mixed feedback: Customer views on rust resistance are mixed.
- Mixed feedback: Customer views on effectiveness are mixed.

## Frequently asked questions

### Does this rust converter require a separate primer?
The listing says no primer is needed and also describes the product as a rust converter and metal primer. Confirm the intended coating system for your surface before use.
### How long does it take to dry?
The listing claims 2–4 hours to dry to the touch and 24 hours to cure fully. These are manufacturer claims, not independently verified results.
### How should it be applied?
The listing advises stirring thoroughly, applying 2–3 thin coats by brush or spray, not diluting with water and using the product within 72 hours of opening.
### What do customers say about its effectiveness?
Feedback is mixed: some customers say it works well, while others are unsure it has an effect. Rust resistance is also reported as mixed.

## Alternative options

- [LAWEZX Rust Converter for Metal 1000ml, 3-in-1 Rust Inhibitor Paint - Anti-Corrosion, No Primer or Topcoat Needed, Black Long-Lasting Protective Finish, Chassis Paint Prevention for Cars, Ready to Use](https://bargainpostbox.co.uk/visit/ruicen-no-rc093-water-based-rust-converter)
- [Meuvcol 2-in-1 Rust Converter and Metal Treatment Primer, 1000 ml Black Coating With Heat Resistance for Chassis Paint Prevention](https://bargainpostbox.co.uk/visit/ruicen-no-rc093-water-based-rust-converter)
- [1000ml 2-in-1 Rust Converter Paint & Metal Primer, Black Water-Based Rust Reformer, Ultra Rust Inhibitor & Heat Resistant Anti-Corrosion Coating for Automotive Chassis, Marine, Railings & Fences](https://bargainpostbox.co.uk/visit/ruicen-no-rc093-water-based-rust-converter)
- [2 in 1 Rust Converter & Metal Primer, 1L / 1000g Matte Black Rust Remover for Metal, Trailer, Truck, Chassis, Frame, Water-based Rust Inhibitor and Encapsulator Paint, Easy Application, Long-Lasting](https://bargainpostbox.co.uk/visit/ruicen-no-rc093-water-based-rust-converter)
- [2-in-1 Rust Converter Metal Primer, 35oz Black Metal Rust Inhibitor Paint \| Trailer, Truck Frame, Car Chassis, Ultra Rust Encapsulator & Inhibitor, Heat Resistance Rust Neutralizer & Conversion](https://bargainpostbox.co.uk/visit/ruicen-no-rc093-water-based-rust-converter)
- [Fuchoi Rust Converter Paint - 2 in 1 Metal Primer, Rust Reformer Encapsulator & Inhibitor, Water-Based Heat Resistant, Anti-Corrosion Coating for Automotive Chassis, Frame, Marine, Industrial \(1000ml\)](https://bargainpostbox.co.uk/visit/ruicen-no-rc093-water-based-rust-converter)

## Add-ons

- [MIVITOOM Hand Wire Brush Set 4 Pcs with Stainless Steel Brush and Brass Brush,Wire Brush for Cleaning Rust, Paint and Welding Slag \(2 Big,2 Small\)](https://bargainpostbox.co.uk/visit/ruicen-no-rc093-water-based-rust-converter)

## Images

![Ruicen NO.RC093 Rust Converter, 1000 ml, Water-Based, Black — 1](https://bargainpostbox.co.uk/i/7cWnc-QR0ocGMTVj-rKApVXyQ5UoD-lLTD7oucin2wxNjPSAKTyCG_cLhrQpd09SSjCgoa8R9b22QTE_Ns3SZ0rqYnk_-5StqIPuWtySm_J-c1wYTYF0FXF6.jpg)

![Ruicen NO.RC093 Rust Converter, 1000 ml, Water-Based, Black — 2](https://bargainpostbox.co.uk/i/n2Q80zg7MyIslp8GlvvIhtehTdQTClp_Yk7Moe0V3Os11OJ6kk4KRpwDpePTW1pDbd7XvuP1xzC0xd525G_WMxPWABKmeAbUraNZFHyoxaXZfS-Dv7tQJRYM.jpg)

![Ruicen NO.RC093 Rust Converter, 1000 ml, Water-Based, Black — 3](https://bargainpostbox.co.uk/i/_70AVmzxfIlzkY4CWk0M7do_BOiyoDyPfdE968V_uh3oIp_GJeKt87Kpos8coZL19LexMgBemrRIdpEeY3nJwe_sDQfM-2DJo6lD8gT-qNJ8hbY3KXVkT82P.jpg)

![Ruicen NO.RC093 Rust Converter, 1000 ml, Water-Based, Black — 4](https://bargainpostbox.co.uk/i/z8FlpUIG6Pt4Cql_XU28cR5pweUaV1Fao00ZyTvMvLF1zHbRvmfiL4Bk-YzUCMXISe0_IIYNbMQLBDMOEaCqOo48dfIfUwEv24bs2flkPqsPEVeYlatD2gRy.jpg)

![Ruicen NO.RC093 Rust Converter, 1000 ml, Water-Based, Black — 5](https://bargainpostbox.co.uk/i/iZG03XQ-CJ74TC99F7d_re-EybmlLWz33Mu2ICkzM1Zaw72cPPlGUwbcE_fLtQj6GbreXaOO84MiMoKbGwnUlvuQchX44ZJ-QG46KfJnK7TIiH7K0hymxOj6.jpg)

![Ruicen NO.RC093 Rust Converter, 1000 ml, Water-Based, Black — 6](https://bargainpostbox.co.uk/i/ZRrDCfwpD1ajg_7ajl-3XuZF0cCyKAOkHOaV0JntLs98BJh0Qhu7_7rm6MHZQZuyRS7uE-GoMzNp4VyLwMgPjI-fP_3IwcZHBdmORvG7lXCW_PthTwZOb-3x.jpg)

![Ruicen NO.RC093 Rust Converter, 1000 ml, Water-Based, Black — 7](https://bargainpostbox.co.uk/i/AUAwhR9PWl1kSz8XXRH_ZM554JumywInHuUhuZX6Xa3LEyqm4CmWE_nYWDpbrb_IFi4gpmJb9XX9LYUAerCEFguA8GFyX0CcyF9O8Lbln3rc2b80yuMTChTu.jpg)