by Dr E. Ramanathan A metal surface should be free from crevice, pitting, galvanic and creeping corrosions, scales, tool marks, oil, grease and dirt in any form prior to chemical conversion coating. There are different types of corrosion viz., crevice, pitting, galvanic and cosmetic corrosions. Crevice corrosion is caused by stagnant electrolyte trapped in silent…
November 2023 Kind attention +2 Students! The Joint Entrance Examination (JEE) Main 2024 will be conducted in two sessions: December 2023 January 2024
Dr E. Ramanathan PhDConsultant, Nanocoatings and Paints43, Arthi Flats, Haridoss Main Road,Kolathur, Chennai – 600 099.Email: eramanath@gmail.comMobile: +91 9444929163www.saitechinfo.com Dr E. Ramanathan is a Nano Coating consultant and Corporate Trainer with more than 37 years of managerial, research and production experience. He provides corporate training to industries, project support to young entrepreneurs and academic training…
Diploma in Paint Technology – Join Today!One Year Course Conducted by Saitech Informatics under the guidelines of Dr E. Ramanathan Visit: https://saitechinfo.com/diploma-in-paint-technology/ The best quality paint applied on the worst substrate is worse than the normal paint applied on the substrate with a clean surface. Surface preparation of a metal is the primary step to…
Selected List of Publications by Dr E. Ramanathan 1. Nano-Zirconia Coating on Mild Steel with the Top Coats of Polyester Epoxy Powder and Amide Cured Epoxy Liquid Paints, E. Ramanathan, S. Balasubramanian, Prog. Org. Coat. 2016, 93, 68-76. http://dx.doi.org/10.1016/j.porgcoat.2016.01.007 2. Synthesis and characterization of hexafluorozirconic acid and its coating application on mild steel, E. Ramanathan,…
By Dr E. Ramanathan, Paint Consultant Chemistry of Corrosion Corrosion is a natural process that involves the deterioration of materials, typically metals, due to chemical reactions with their environment. The theory of corrosion is essential for understanding and preventing this phenomenon. Several theories and mechanisms explain the corrosion process, with the most widely accepted ones…
The accordion is a musical instrument that belongs to the family of free-reed aerophones. It is a versatile and popular instrument in many different styles of music, including folk, classical, and popular music. The accordion is a unique and expressive instrument that has made its mark in a variety of musical traditions and continues to…
Parents often have specific wishes and aspirations when it comes to their children’s education. Here is a wish list of common hopes and desires that parents may have concerning their children’s educational journey: It’s important to note that each parent’s wish list for their child’s education will be unique, influenced by their values, cultural background,…
by Maha Kavi Bharathiyar ஓடி விளையாடு பாப்பாஓடி விளையாடு பாப்பாநீ ஓய்ந்திருக்கலாகாது பாப்பாஓடி விளையாடு பாப்பாகூடி விளையாடு பாப்பாகூடி விளையாடு பாப்பாஒரு குழந்தையை வையாதே பாப்பாஓடி விளையாடு பாப்பா பாலை பொழிந்து தரும் பாப்பாஅந்த பசு மிக நல்லதடி பாப்பாபாலை பொழிந்து தரும் பாப்பாஅந்த பசு மிக நல்லதடி பாப்பாவாலை குழைத்து வரும் நாய் தான்அது மனிதர்க்கு தோழனடி பாப்பா பொய் சொல்ல கூடாது பாப்பாஎன்றும் புறம் சொல்லாகாது பாப்பாபொய் சொல்ல கூடாது பாப்பாதெய்வம் நமக்கு…
Class 9 | Mathematics Topic Tree Terms, Definitions and Symbols 1. Definition of a Quadrilateral: – A quadrilateral is a polygon with four sides. 2. Types of Quadrilaterals: – Parallelogram – Rectangle – Square – Rhombus – Trapezium – Kite 3. Properties of a Parallelogram: – Opposite sides are parallel. – Opposite angles are equal….
