Gibonol Instablack 33

Application: A blackening process for cold and hot rolled carbon steels, alloy steels, tool steels, cast iron, forged steels and powdered metals.

The Growel Advantage: It is a room temperature blackening chemical that achieves a polished black finish by applying rust preventive oil. Moreover, this compound can be combined with surface conditioner Surcon 351, contingent on the type of material in process. It is both economical and environment-friendly.


Our recommendations are made in good faith and are based on our skills. However , since the conditions of use of these products are beyond our control, this information is given on the express condition and agreement that Grauer & Weil (India) Limited, will not be liable to any person by reason thereof. Nothing herein shall be deemed to be a recommendation to use any product in violation of any existing patent rights.