Search results for keyword: wrinkling
Stamping Properties and Tests of Sheet Metal--Thickness Anisotropy Coefficient
Sheet Metal Stamping Performance and Test -- Thickness Direction Anisotropy Coefficient
Sheet metal stamping is an important forming technology in the automotive industry and other key industries. Thickness direction anisotropy coefficient (TDA) is a constantly anisotropy parameter indicating the......
1089 
Sophia
Charcoal felt
Over the years, charcoal felt has been a material of choice for many projects seeking a versatile and durable material that does not need to be treated for color retention. Whether for pads, insulation, gaskets or padding, charcoal felt has proven to be a reliable, cost-effective material.
Charco......
washing dishes
Washboard
We have all seen the old-style metal washboard that grandma used to use to do the laundry and it is still in use today. This simple, yet effective tool has been around for centuries and is still used by some people in their laundry rooms. In this article we will take a look at what a wa......
Existing problems and countermeasures in stainless steel sheet deep drawing
Problems and Countermeasures Analysis of Deep Drawing of Stainless Steel Sheet
Deep drawing technology is one of the most important metal forming processes in the automotive industry, especially for vehicles with metal surface forms. Stainless steel deep drawing can be used in many parts such as ......
cotton
Cotton is one of the most commonly used fibers in the world. It is a soft, white or cream colored fiber that is spun into yarn for clothing and other fabric goods. Cotton is produced from the downy white fibers of the cotton plant, a species of the hibiscus family. The fibers grow in a protective ......
Corrugated surface and its influence
Introduction
Surface wrinkling is a phenomenon that exists in many industries and products. It is a highly visible structural phenomenon that can be caused by a variety of reasons such as thermal expansion or contraction, bending or tension. Its effects can be annoying or catastrophic and can sho......
Two-roll cross rolling piercing with guide disc
Two-Roll Torsion Perforation with Guide
Two-role torsion perforation with guides has become increasingly popular in the manufacturing industry. Traditionally, perforation was achieved by drilling a straight hole through the metal. This was labor-intensive, time consuming, and left an unsightly me......
Yoshida wrinkling test
The Yoshida Wrinkle Test is an important tool that helps medical professionals determine the level of premature aging in skin. The test was developed by Japanese dermatologist Dr. Akira Yoshida, and has been widely used since the late 70s.
The test focuses on the elasticity of the skin, and is b......
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