emery powder

简明释义

金刚砂粉

英英释义

例句

1.Mixing emery powder with water creates a paste that can be used for sanding.

将磨料粉与水混合可以形成一种可用于打磨的膏状物。

2.The jeweler applied emery powder to remove scratches from the gemstone.

珠宝商使用磨料粉来去除宝石上的划痕。

3.For the metalworking project, we need to buy some emery powder to achieve a fine texture.

对于这个金属加工项目，我们需要购买一些磨料粉以达到细腻的质感。

4.You should wear a mask when working with emery powder to avoid inhaling dust.

在使用磨料粉时应佩戴口罩，以避免吸入灰尘。

5.The artisan used emery powder to polish the wooden surface, giving it a smooth finish.

工匠使用磨料粉来抛光木材表面，使其光滑如新。

作文

Emery powder is a versatile abrasive material that has been used for centuries in various applications, particularly in the fields of metalworking and woodworking. This fine powder is made from emery, a naturally occurring mineral that consists mainly of corundum, which is a form of aluminum oxide. The hardness of emery makes it an ideal choice for polishing and grinding surfaces to achieve a smooth finish. In this essay, we will explore the properties, uses, and significance of emery powder (磨料粉) in different industries, as well as its historical background.One of the most notable characteristics of emery powder (磨料粉) is its exceptional hardness. On the Mohs scale, which measures the hardness of minerals, corundum ranks as a 9, just below diamond. This makes emery powder (磨料粉) highly effective for cutting and shaping materials. It is commonly used in sandpapers, grinding wheels, and other abrasive tools. As a result, craftsmen and manufacturers rely on emery powder (磨料粉) to prepare surfaces for painting, finishing, or other treatments.In woodworking, emery powder (磨料粉) plays a crucial role in achieving a polished look. Woodworkers often use it to sand down surfaces, removing imperfections and preparing the wood for staining or sealing. The fine texture of emery powder (磨料粉) allows for a smooth finish without damaging the wood fibers. Additionally, it can be used to create intricate designs on wooden surfaces, enhancing the overall aesthetic appeal of the finished product.The metalworking industry also benefits significantly from the use of emery powder (磨料粉). It is employed in processes such as grinding, honing, and lapping, where precision is essential. For instance, machinists use emery powder (磨料粉) to sharpen tools and blades, ensuring they maintain their cutting edge. Furthermore, it is used in the production of various metal components, where a high level of accuracy is required for proper fit and functionality.Historically, emery powder (磨料粉) has been utilized since ancient times. The Greeks and Romans were known to use it for polishing metals and stones. Over the years, the extraction and processing of emery have evolved, but its core properties remain unchanged. Today, emery powder (磨料粉) is produced in various grades, allowing users to select the appropriate type based on their specific needs.In addition to its traditional uses, emery powder (磨料粉) has found applications in modern technology. For example, it is used in the manufacturing of electronic components, where precise surface finishes are crucial for optimal performance. Moreover, the cosmetic industry has also adopted emery powder (磨料粉) in products like exfoliants, where its abrasive qualities help remove dead skin cells and promote smoother skin.In conclusion, emery powder (磨料粉) is a valuable material with a wide range of applications across various industries. Its hardness and versatility make it an indispensable tool for craftsmen and manufacturers alike. As we continue to innovate and develop new technologies, the significance of emery powder (磨料粉) is likely to grow, ensuring its place in both traditional practices and modern advancements.