What’s the Difference Between Polypropylene Types?
网页2018年10月2日 · Paul Martin1. Polypropylene (PP) is a rigid crystalline thermoplastic used in everyday objects. There are various types of PP available: homopolymer, copolymer, impact, etc. Its mechanical ...
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网页2024年9月10日 · Machine Design covers exclusive insights on machinery, design tutorials, and innovative solutions in the ever-evolving industrial and manufacturing landscape.
What’s the Difference Between Bearing, Shear, and Tear-Out Stress?
网页2016年7月1日 · Tear-out area is sometimes taken from the center of the bolt hole to the outside of the materialâ increasing the area by the radius of the hole. A more conservative approach is to take the area ...
Cast Iron and Wrought Iron: What’s the Difference?
网页2023年1月9日 · Wrought iron is softer and more ductile than cast iron. It is also highly malleable and can be heated, re-heated and worked into various shapes. In fact, it gets stronger the more it is worked ...
What Engineers Should Know about Zinc-Nickel Coatings
网页2017年2月26日 · Zn-Ni coatings typically consist of 8 to 14 µ m layer of 12 to 16% nickel alloy next to the substrate topped by a 0.06 to 0.15 µ m trivalent passivate layer and a 0.5 to 4.0 µ m top coat layer ...
What’s The Difference Between FEM, FDM and FVM? - Machine …
网页2024年5月31日 · The finite-element, finite-difference and finite-volume methods—FEM, FDM and FVM, respectively—are numerical techniques used in engineering and machine design for solving partial differential ...
What’s the Difference between AC, DC, and EC Motors?
网页2017年8月24日 · Consequently, AC motors are less efficient than DC motors. In fact, the DC motor is 30% more efficient than AC motors due to the secondary magnetic field being generated from the permanent magnets ...
How to Choose the Right Control Method for VFDs - Machine …
网页2014年10月23日 · Motors account for at least half of the energy consumed in the U.S. Selecting the right control method for an application lets the motor run most efficiently while maximizing torque and overall ...
What’s the Difference Between the Sagittal, Coronal, and …
网页2015年2月2日 · The sagittal or lateral plane dives the body into left and right halves and is an x-z plane. Technically, the sagittal or median plane goes right through the middle between the body’s left and ...
Design Essentials: How to Convert from Rotary to Linear Motion
网页2018年3月7日 · A slider-crank mechanism is a typical design which converts rotary motion into linear motion. It is achieved by connecting a slider and a crank with a rod. Figure A depicts a mechanism utilized as ...