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This is the first detailed description in English of radiation and polymeric material interaction and the influences of thermal and optical material properties. As such, it provides comprehensive information on material and process characteristics as well as applications regarding plastic laser welding. The first part of this practical book introduces the structure and physical properties of plastics, before discussing the interaction of material and radiation in the NIR and IR spectral range. This is followed by an overview of the physical foundations of laser radiation and laser sources used for plastic welding. The third part describes the main processes of laser welding thermoplastics, as well as possibilities of process control, design of joint geometry, material compatibilities and adaptation of absorption of plastics to NIR radiation. Finally, the author explains applications of laser welding plastics using several industrial case studies from the automotive industry, household goods, and medical devices. Tailored to the needs of everyone dealing with laser welding of plastics, especially engineers in packaging, component manufacturing, and the medical industry. Получить ссылку |
Welding guide, in eBook
Автор: Монолит
Год издания:
Content
Introduction
- Definition of the welding process
- Development of modern welding
- Welding these days
Types of welding
- How it works
- Metal alloys
- Oxygen-acetylene welding
- Electric arc welding
- Apparatuses for arc welding with a consumable electrode in an inert gas environment
- Arc welding with tungsten electrode in an inert gas environment
- Work cycles
- Plasma welding and cutting
- Practice and training
Oxygen-acetylene welding / cutting
- Basics of gas welding technology
- Equipment
- Getting Started with oxygen-acetylene welding equipment
- Flame adjustment
- Gas welding
- Welding with filler rod
- Inspection of welds
- Soldering
- Oxygen-acetylene cutting
- Heating with an oxygen-acetylene burner
Electric arc welding
- Comparison of work cycles
- Units working on AC, DC or universal?
- Arc welding technology
- Precautions
- Start of electric arc welding
- Connection types
- Electrode selection
Welding with a metal electrode in an inert gas environment
- Acquisition of aggregates for welding with a metal electrode in an inert gas environment
- Selection of shielding gas
- Selecting a wire electrode
- Welding training with a metal electrode in an inert gas environment
Welding with a tungsten electrode in an inert gas environment
- Equipment
- Technology in action
- Aluminum welding with tungsten electrode in an inert gas environment
Plasma welding / cutting
- Plasma welding
- Plasma cutting
- Selection of equipment for plasma cutting
- Using plasma cutting
Safety and equipment for the workshop
Making a truck trailer to a car
Glossary of terms related to welding
Plastics Technology. Part 1
Автор: S. Sofina
Год издания:
Учебное пособие соответствует Государственному образовательному стандарту по направлению 240100 – «Химическая технология» и программе «Наука о полимерах и технология». В пособии описаны пластмассы на основе полимеров, получаемых путем полимеризации, поликонденсации, и химически модифицированные полимеры (подготовка мономера, полимеризация или поликонденсация, свойства, переработка и применение)
Plastics Technology. Part.2
Автор: S. Sofina
Год издания:
Учебное пособие соответствует Государственному образовательному стандарту по направлению 240100 – «Химическая технология» и программе «Наука о полимерах и технология». В пособии описаны пластмассы на основе полимеров, получаемых путем полимеризации, поликонденсации, и химически модифицированные полимеры (подготовка мономера, полимеризация или поликонденсация, свойства, переработка и применение).
Capacity. Create Laser Focus, Boundless Energy, and an Unstoppable Drive In Any Organization
Автор: Chris Johnson
Год издания:
Optimize your talent by removing the obstacles in their path Capacity is a proven system for bringing the best out of your team-and yourself. Matt and Chris Johnson set the mark on how to succeed in the future with their energizing message, humorous stories and their generational differences. As the world speeds-up faster and faster, organizations and their people try to keep up. This pressure to do more with less has reached epidemic levels of concern and organizations are panicking on how to recruit, retain and attract the best talent for the future. Burnout, low engagement, and overwhelming stress are jeopardizing organizations’ ability to scale and win. As outdated performance models of the past crumble under pressure, Matt and Chris show you how to build and protect your most valuable asset—YOUR PEOPLE. What if you could beat the clock and expand your capacity by 6 hours per week? Or 11? Think about the organizational impact if your workforce were given fresh capacity to perform, lead, and grow. This book offers a clear, workable solution for organizations functioning in the real world: by paring it down to three performance pillars they must have to succeed—focus, energy, and drive. Ever organization sets initiatives, but many remain unfinished because their capacity to do so fails before it starts. This framework is different: these changes bring the type of benefits that cause transformation. Giving your people what they need makes buy-in irrelevant, and allows them to perform at their highest potential. Not only can it work, but it is the only thing that will work over the long term. By making your organization a great place to work, you retain your best talent and attract more like it. With dedicated resources, focus, sustainable effort, and comprehensive strategy, your top performers will be equipped to drive your organization to the top. Among Capacity’s Key Points: Learn what top performers need to produce their very best work Discover the biggest factor influencing your team’s FOCUS, ENERGY and DRIVE Prevent burnout and stimulate innovation by allowing your people to have a bigger container Adopt a strategy of expanding capacity to exceed your high-performance goals Deeply personal, but organizational focused. Capacity is an engaging and even life changing book Capacity is the next big paradigm shift for the future of training and development—as we shift to the world of the knowledge worker, it is not information or talent that wins, it’s is whoever has the largest capacity that will win. Capacity is your secret weapon to winning the performance war.
Welding For Dummies
Автор: Steven Farnsworth Robert
Год издания:
Get the know-how to weld like a pro Being a skilled welder is a hot commodity in today's job market, as well as a handy talent for industrious do-it-yourself repairpersons and hobbyists. Welding For Dummies gives you all the information you need to perform this commonly used, yet complex, task. This friendly, practical guide takes you from evaluating the material to be welded all the way through the step-by-step welding process, and everything in between. Plus, you'll get easy-to-follow guidance on how to apply finishing techniques and advice on how to adhere to safety procedures. Explains each type of welding, including stick, tig, mig, and fluxcore welding, as well as oxyfuel cutting, which receives sparse coverage in other books on welding Tips on the best welding technique to choose for a specific project Required training and certification information Whether you have no prior experience in welding or are looking for a thorough reference to supplement traditional welding instruction, the easy-to-understand information in Welding For Dummies is the ultimate resource for mastering this intricate skill.
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