Rust Preventive 5151 is a rust preventive compound intended for use in spray applications. It will prevent rusting of active, clean steel, even when wet.


RP-5151 works well where protection for indoor storage is required along with ease of handling and economical costs. It forms a film that prevents iron from forming the iron oxide rust. The film will rinse off easily in any cleaner, is non-oil, and is compatible with most water-soluble paint formulations.


Rust Preventive 5151 is a mixes easily with water and is compatible with a wide variety of water conditions. The strength of RP-5151 required will vary according to the type of steel, its degree of cleanliness and activity, and contaminants on the parts. Normally, 2 to 5% is sufficient. RP-5151 can be sprayed at any temperature convenient to your operation.


Typical Specifications:


Color - Clear amber liquid

Specific Gravity - 1.05

pH @ 100% - 8.5 to 9.5

pH @ 5% - 7.5 to 8.5


The benefits of using RP-5151 are:


Easy to use short-term protection


Non-staining coating


Read Material Safety Data Sheet before using this product.



The information presented herein, while not guaranteed, is to the best of our knowledge true and accurate. No warranty or guarantee expressed or implied is made regarding the performance of any products, since the manner of use is beyond our control. No suggestion for product use or anything contained herein, shall be construed as a recommendation for its use in infringement of any existing patent and we assume no responsibility or liability for operations which do infringe any such patents. The above includes confidential and proprietary information of So Clean Solutions and is furnished to you for your use solely on products or processes supplied by us to you.


Product Data Sheet/RU054 Effective Date: 6-07-07 Supersedes: 1-20-05