{"id":3239,"date":"2023-04-26T12:45:09","date_gmt":"2023-04-26T03:45:09","guid":{"rendered":"https:\/\/agus.co.jp\/en\/?p=3239"},"modified":"2023-09-08T17:06:06","modified_gmt":"2023-09-08T08:06:06","slug":"there-are-five-different-kinds-let-us-discuss-about-the-different-types-of-vacuum","status":"publish","type":"post","link":"https:\/\/agus.co.jp\/en\/?p=3239","title":{"rendered":"There are five different kinds! Let us discuss about the different types of vacuum."},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"686\" src=\"https:\/\/agus.co.jp\/en\/wp-content\/uploads\/2023\/09\/astronaut-1784245_1920-1024x686.jpg\" alt=\"There are five different kinds! Let us discuss about the different types of vacuum.\" class=\"wp-image-3551\" srcset=\"https:\/\/agus.co.jp\/en\/wp-content\/uploads\/2023\/09\/astronaut-1784245_1920-1024x686.jpg 1024w, https:\/\/agus.co.jp\/en\/wp-content\/uploads\/2023\/09\/astronaut-1784245_1920-300x201.jpg 300w, https:\/\/agus.co.jp\/en\/wp-content\/uploads\/2023\/09\/astronaut-1784245_1920-768x514.jpg 768w, https:\/\/agus.co.jp\/en\/wp-content\/uploads\/2023\/09\/astronaut-1784245_1920-1536x1029.jpg 1536w, https:\/\/agus.co.jp\/en\/wp-content\/uploads\/2023\/09\/astronaut-1784245_1920.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>When you hear the word &#8216;vacuum&#8217;, you probably associate it with space.<\/p>\n\n\n\n<p>Although the word seems like a very distant event, it is actually used in our daily lives and it is classified into five types according to atmospheric pressure.<\/p>\n\n\n\n<p>Air pressure? Vacuum? This article explains the different types of vacuum in an easy-to-understand way for those who are allergic or freeze at the mere mention of these words.<\/p>\n\n\n\n<p>What is a &#8216;vacuum&#8217; anyway?&nbsp; If you would like to know more, please <a href=\"https:\/\/agus.co.jp\/en\/?p=2827\">click here<\/a>.<\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Extreme high vacuum<\/h2>\n\n\n\n<p>An extreme high vacuum is one where the atmospheric pressure is below 10<sup>-8<\/sup> Pa.<\/p>\n\n\n\n<p>Incidentally, Pa represents pascal and is used as a unit of pressure.<\/p>\n\n\n\n<p>One atmospheric pressure, which is the pressure at the surface of the earth where we live, converts to 101325 Pa.<\/p>\n\n\n\n<p>10<sup>-8<\/sup> Pa equals to 0.00000001Pa, so the pressure is one in 10,000,000,000,000 of the pressure near the ground.<\/p>\n\n\n\n<p>There is rather little air.<\/p>\n\n\n\n<p>It refers to a vacuum at the space level, and industrial applications are only just beginning.<\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Ultrahigh vacuum<\/h2>\n\n\n\n<p>An atmospheric pressure of 10<sup>-5<\/sup> Pa to 10<sup>-8<\/sup> Pa is called an ultrahigh vacuum.<\/p>\n\n\n\n<p>Ultrahigh vacuum is 10<sup>-5<\/sup> Pa to 10<sup>-8<\/sup> Pa (0.00001 to 0.00000001 Pa).<\/p>\n\n\n\n<p>The atmospheric pressure near the ground is equal to one part in 10,000,000,000 to 10,000,000,000,000.<\/p>\n\n\n\n<p>The pressure will be so low that it is equivalent to flying out of the earth and into outer space.<\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">High vacuum<\/h2>\n\n\n\n<p>High vacuum is defined as a vacuum where the atmospheric pressure is between 10<sup>-1<\/sup> Pa and 10<sup>-5<\/sup> Pa.<\/p>\n\n\n\n<p>This is 0.1 to 0.00001 Pa, so the air pressure is much higher than in an ultrahigh vacuum.<\/p>\n\n\n\n<p>Still, the air is 1\/1,000,000 to 10,000,000,000 times thinner than near ground level.<\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Middle vacuum<\/h2>\n\n\n\n<p>A vacuum with an atmospheric pressure of 10<sup>2<\/sup> Pa to 10<sup>-1<\/sup> Pa is classified as middle vacuum.<\/p>\n\n\n\n<p>The is 100-0.1 Pa, which means that the air is between 1,000 and 1,000,000 parts thinner than the air.<\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Low vacuum<\/h2>\n\n\n\n<p>Low vacuum is a vacuum at an atmospheric pressure between 10<sup>5<\/sup> Pa and 10<sup>2<\/sup> Pa.<\/p>\n\n\n\n<p>100,000-100Pa, much closer to 101325Pa of the pressure near the ground.<\/p>\n\n\n\n<p>However, it is also said to have a wider range, as it refers to the thinness of the air to one thousandth of a degree below ground level and with lower atmospheric pressure.<\/p>\n\n\n\n<p>At 10<sup>3<\/sup> Pa to 10<sup>2<\/sup> Pa, the air feels much thinner, as it corresponds to per stratosphere, where airplanes fly.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>We provide various types of equipment, including sputtering equipment that creates a high vacuum level of 10<sup>-5<\/sup> Pa and performs film deposition.<\/p>\n\n\n\n<p>For more information on our vacuum equipment, <a href=\"https:\/\/agus.co.jp\/en\/?cat=4\">click here<\/a>.<br><\/p>\n","protected":false},"excerpt":{"rendered":"<p>When you hear the word &#8216;vacuum&#8217;, you probably associate it with[\u3082\u3063\u3068\u8aad\u307e\u305b\u3066\u301c]<\/p>\n","protected":false},"author":1,"featured_media":3241,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[58],"tags":[],"class_list":["post-3239","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>There are five different kinds! 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