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Showing posts from October, 2016

DRYING OF THE PAPER AND PAPER COATINGS

The paper and paper products plays more substantial role in the day-to-day life of the human, its usage are increasing every day in as newspapers, magazines, envelopes, books & diaries, stationeries, packaging and etc. the usage of paper and paper related products have become nearly unlimited. The increasing application has increased the demand of quality paper, majorly the paper quality is defined in terms of its smoothness, glossy finish, printability, uniform thickness and moisture contain. The increasing demand of the paper the manufacturers wanted to have the paper manufacturing machines to produce higher quality paper, increase productivity, reduction in the waste, safe and improved process control. The paper manufacturing and paper coating process is known as one of the major dewatering process, which requires removal of all even a small amount of water also by the way of evaporation for the quality paper and coatings. The paper machine consist of the four sections Formi

Why and How to temper a Glass?

From last decade we have seen increase in the usage of the Glass in various sectors such as façade of big corporate houses or residential buildings in real estate, home & office interior and decorative, crockery items, water bottles, in Automobile industry, and in last few years the use of small tempered glasses as protective screen guards for the mobile and other electronics systems especially in India and Asian countries. This increased usage of glass with greater human surrounding requires two important things first it should not break easily; second even if it broke it should not harm anyone in any sense. Now the question is why and how to achieve the above mentioned requirements, the desired requirements are achieved by the way of heat treatment on the glass . This process of heat treatment is known as the Tempering; in tempering the glass is heated in the tempering oven of batch or continuous type , the glass is heated to its softening point of temperature of around 564 de