A gun drill mechanics model analysis
Gun drilling is a process used to produce small-diameter holes at a high depth-to-diameter ratio, beyond what is capable using conventional tooling, especially for difficult-to-machine superalloys such as titanium, Inconel, Monel, etc. Presently, it often incapacitates by low productivity, rapid tool wear,…[Leggi tutto]
Preliminary Design on Screw Press Model of Palm Oil Extraction Machine
The concept of the screw press is to compress the fruit bunch between the main screw and travelling cones to extract the palm oil. Visual inspection, model development and simulation of screw press by using Solidworks 2016 and calculation of design properties were performed to…[Leggi tutto]
How Does a Generator Create Electricity?
Kohler.jpgGenerators are useful appliances that supply electrical power during a power outage and prevent discontinuity of daily activities or disruption of business operations. Generators are available in different electrical and physical configurations for use in different applications. In the following…[Leggi tutto]
How felt is made
Most fabrics are woven, meaning they are constructed on a loom and have interlocking warp (the thread or fiber that is strung lengthwise on the loom) and weft (the thread that cuts across the warp fiber and interlocks with it) fibers that create a flat piece of fabric. Felt is a dense, non-woven fabric and without any warp or…[Leggi tutto]
History and Manufacturing of Glass
The word glass comes from the Teutonic term “Glaza”, which means amber. Although the origin of glass production line is still uncertain, the Mesopotamians from the 5th century BC discovered an ash by chance when they fire to melt clay vessel to use for glazing ceramics or when copper was smelted. In Egypt, gre…[Leggi tutto]
Stainless steel in construction
Stainless steel has unique properties which can be taken advantage of in a wide variety of applications in the construction industry. This paper reviews how research activities over the last 20 years have impacted the use of stainless steel in construction. Significant technological advances in materials processing…[Leggi tutto]
Impacts of food contact chemicals on human health
Research on Chemical Intermediates publishes current research articles and concise dynamic reviews on the properties, structures and reactivities of intermediate species in all the various domains of chemistry.
The journal also contains articles in related disciplines such as spectroscopy,…[Leggi tutto]
Christmas crafts for adults to try this festive season
Christmas crafting is one of the best ways to spend Christmas 2021. Pick a project from our easy, step-by-step guides to start making fabulous Christmas arts and crafts, decorations and handmade Christmas gifts that your friends and family will love.
Christmas is here, so shops are reeling…[Leggi tutto]
Choosing Pots and Pans to Improve Your Cooking
As a Fine Cooking editor, I’ve had the chance to observe lots of great cooks at work. From them, I’ve learned plenty—including the fact that good-quality pots and pans made of the right materials really can improve your cooking.
Rather than having a rack filled with stock pot and pans of all shape…[Leggi tutto]
The Safe Use of Extension Cords in the Lab
Essential to modern life and a familiar part of our surroundings, yet often not treated with deserved respect. Run over, walked on, crimped in windows and doors, left out in sun and storm alike, strung together, bent, yanked, and strung across rooms and under carpets, strewn across wet grass and through…[Leggi tutto]
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