Penetrant Testing – High Temperature Remover (200°C) | Dual Method Solvent & Water, Visible & Fluorescent MR91H

Product Overview

MR® 91H is a solvent-based, colorless cleaner specially developed for high-temperature penetrant testing. It effectively removes excess penetrant from the test surface without leaving residues, ensuring accurate inspection results. Designed for extreme conditions, MR® 91H operates within a temperature range of +50°C to +200°C, making it ideal for demanding industrial environments.

Key Benefits

• High-temperature resistance – works from +50°C to +200°C

• Fast-acting solvent cleaner for precise penetrant removal

• Colorless formulation – no interference with inspection results

• Hydrocarbon-based solvent for effective cleaning power

• Complies with leading international NDT standards

Applications

• Removal of penetrants from surfaces during high-temperature dye penetrant testing

• Compatible with various NDT inspection materials, including metals and alloys

• Designed for use in conjunction with MR® 68H penetrant and MR® 70H developer

Technical Specifications

• Form: Solvent-based liquid

• Colour: Colorless

• Base: Hydrocarbons

• Operating Temperature: +50°C to +200°C

• Shelf Life: 3 years at recommended storage conditions

• Storage Conditions: +5°C to +45°C

Standards & Approvals

• EN ISO 3452-2

• EN ISO 3452-5

• ASME Code V, Art. 6

• RCC-M

• ASTM E165

• VDA 236-150

Packaging Options

• 500 ml aerosol

Related Products

• MR® 68H – High-Temperature Penetrant

• MR® 70H – High-Temperature Developer

• Reference Test Blocks – ASTM and EN standards