{"id":126,"date":"2018-02-23T14:40:57","date_gmt":"2018-02-23T05:40:57","guid":{"rendered":"http:\/\/kobayashi-tools.com\/ar\/?p=126"},"modified":"2018-02-23T14:40:57","modified_gmt":"2018-02-23T05:40:57","slug":"hot-forging-faq-kobayashi-tools","status":"publish","type":"post","link":"https:\/\/kobayashi-tools.com\/ar\/column\/126","title":{"rendered":"Hot Forging FAQ &#8211; Kobayashi Tools"},"content":{"rendered":"<p style=\"direction: ltr;\"><span style=\"font-family: 'arial black', sans-serif; color: #000000; font-size: 14pt;\">Frequently Asked Questions<\/span><\/p>\n<blockquote style=\"direction: ltr;\">\n<p style=\"direction: ltr;\"><span style=\"font-size: 14pt; color: #0000ff;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">&#8220;What makes forged blades so different from casting blades or blanking machined blades? \u00a0Since those look the same, I don&#8217;t understand the difference.&#8221;<\/span><\/strong><\/span><\/p>\n<\/blockquote>\n<p style=\"direction: ltr;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Answer: \u00a0The strength of the blade is completely different. \u00a0We produce high-strength, high-toughness and light blades by hot forging. \u00a0In addition, the material is high-grade specialized tool steels so that \u00a0the sharpness is excellent and that has a long life.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p style=\"direction: ltr;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">\uff1cManufacturing methods\uff1e<\/span><\/p>\n<p style=\"direction: ltr;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">The superiority is come from the difference of the method.<\/span><\/p>\n<ul style=\"list-style-type: square;direction: ltr;\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Hot Forging: When materials are heated, products are pressed by high-pressure.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Lost wax: Pouring liquid metal into a mold.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Blanking: Scraping from a plate-like metal.<\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p style=\"direction: ltr;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">Each method has its pros and cons. \u00a0The chart below shows the comparison of 3 methods.\u00a0<\/span><\/p>\n<p style=\"direction: ltr;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">&lt;Comparison of Hot Forged, lost wax and blanking machined blades&gt;<\/span><\/p>\n<table style=\"height: 916px; width: 645px; direction: ltr;\">\n<tbody>\n<tr style=\"height: 24px;\">\n<td style=\"width: 106px; height: 24px;\"><span style=\"font-size: 10pt;\">\u00a0<\/span><\/td>\n<td style=\"width: 31px; height: 24px;\">\u00a0<\/td>\n<td style=\"width: 115px; text-align: center; height: 24px;\"><span style=\"font-size: 10pt; font-family: arial, helvetica, sans-serif;\">\u00a0Hot forging blades<\/span><\/td>\n<td style=\"width: 38px; text-align: center; height: 24px;\">\u00a0<\/td>\n<td style=\"width: 127px; text-align: center; height: 24px;\"><span style=\"font-size: 10pt; font-family: arial, helvetica, sans-serif;\">\u00a0Lost wax blades<\/span><\/td>\n<td style=\"width: 37px; text-align: center; height: 24px;\">\u00a0<\/td>\n<td style=\"width: 145px; text-align: center; height: 24px;\"><span style=\"font-size: 10pt; font-family: arial, helvetica, sans-serif;\">\u00a0Blanking machined blades<\/span><\/td>\n<\/tr>\n<tr style=\"height: 96px;\">\n<td style=\"width: 106px; height: 96px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Strength<\/span><\/td>\n<td style=\"width: 31px; text-align: center; height: 96px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25ce<\/span><\/td>\n<td style=\"width: 115px; height: 96px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">High pressure makes structure dense and the blade becomes strong.<\/span><\/td>\n<td style=\"width: 38px; text-align: center; height: 96px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25b3<\/span><\/td>\n<td style=\"width: 127px; height: 96px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">There is a cavity and the metal density poor.\u00a0<\/span><\/td>\n<td style=\"width: 37px; text-align: center; height: 96px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u3007<\/span><\/td>\n<td style=\"width: 145px; height: 96px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">There is a variation depending on the material.<\/span><\/td>\n<\/tr>\n<tr style=\"height: 98px;\">\n<td style=\"width: 106px; height: 98px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Toughness<\/span><\/td>\n<td style=\"width: 31px; text-align: center; height: 98px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25ce<\/span><\/td>\n<td style=\"width: 115px; height: 98px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Repeated bending stress is excellent.<\/span><\/td>\n<td style=\"width: 38px; text-align: center; height: 98px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25b3<\/span><\/td>\n<td style=\"width: 127px; height: 98px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Repeated bending stress is weak.\u00a0<\/span><\/td>\n<td style=\"width: 37px; text-align: center; height: 98px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25b3<\/span><\/td>\n<td style=\"width: 145px; height: 98px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Repeated bending stress is weak.<\/span><\/td>\n<\/tr>\n<tr style=\"height: 82px;\">\n<td style=\"width: 106px; height: 82px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Thinning<\/span><\/td>\n<td style=\"width: 31px; text-align: center; height: 82px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25ce<\/span><\/td>\n<td style=\"width: 115px; height: 82px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Products can be thinned by high pressure.<\/span><\/td>\n<td style=\"width: 38px; text-align: center; height: 82px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25b3<\/span><\/td>\n<td style=\"width: 127px; height: 82px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Not suitable because the strength is lost.<\/span><\/td>\n<td style=\"width: 37px; text-align: center; height: 82px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u3007<\/span><\/td>\n<td style=\"width: 145px; height: 82px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">There is a variation depending on the material.<\/span><\/td>\n<\/tr>\n<tr style=\"height: 72px;\">\n<td style=\"width: 106px; height: 72px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Preciseness<\/span><\/td>\n<td style=\"width: 31px; text-align: center; height: 72px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25ce<\/span><\/td>\n<td style=\"width: 115px; height: 72px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Excellent\u00a0<\/span><\/td>\n<td style=\"width: 38px; text-align: center; height: 72px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u3007<\/span><\/td>\n<td style=\"width: 127px; height: 72px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Good<\/span><\/td>\n<td style=\"width: 37px; text-align: center; height: 72px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25ce<\/span><\/td>\n<td style=\"width: 145px; height: 72px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">High-precision machinning is possible by cutting machines.<\/span><\/td>\n<\/tr>\n<tr style=\"height: 85px;\">\n<td style=\"width: 106px; height: 85px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Lightness<\/span><\/td>\n<td style=\"width: 31px; text-align: center; height: 85px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25ce<\/span><\/td>\n<td style=\"width: 115px; height: 85px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Excellent<\/span><\/td>\n<td style=\"width: 38px; text-align: center; height: 85px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25b3<\/span><\/td>\n<td style=\"width: 127px; height: 85px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Thickness is necessary to a certain degree.<\/span><\/td>\n<td style=\"width: 37px; text-align: center; height: 85px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u3007<\/span><\/td>\n<td style=\"width: 145px; height: 85px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">There is a variation depending on the material.<\/span><\/td>\n<\/tr>\n<tr style=\"height: 36px;\">\n<td style=\"width: 106px; height: 36px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Designability<\/span><\/td>\n<td style=\"width: 31px; text-align: center; height: 36px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u3007<\/span><\/td>\n<td style=\"width: 115px; height: 36px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Good<\/span><\/td>\n<td style=\"width: 38px; text-align: center; height: 36px;\"><span style=\"font-family: arial, helvetica, sans-serif;\">\u25ce<\/span><\/td>\n<td style=\"width: 127px; height: 36px;\"><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"font-size: 13.3333px;\">Excellent<\/span><\/span><\/td>\n<td style=\"width: 37px; text-align: center; height: 36px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25ce<\/span><\/td>\n<td style=\"width: 145px; height: 36px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Excellent<\/span><\/td>\n<\/tr>\n<tr style=\"height: 6px;\">\n<td style=\"width: 106px; height: 6px;\">\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Machinning time<\/span><\/p>\n<\/td>\n<td style=\"width: 31px; text-align: center; height: 6px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u3007<\/span><\/td>\n<td style=\"width: 115px; height: 6px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Good<\/span><\/td>\n<td style=\"width: 38px; text-align: center; height: 6px;\"><span style=\"font-size: 12pt;\"><span style=\"font-family: arial, helvetica, sans-serif;\">\u25ce<\/span><\/span><\/td>\n<td style=\"width: 127px; height: 6px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Excellent\u00a0<\/span><\/td>\n<td style=\"width: 37px; text-align: center; height: 6px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u3007<\/span><\/td>\n<td style=\"width: 145px; height: 6px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Takes time.<\/span><\/td>\n<\/tr>\n<tr style=\"height: 84px;\">\n<td style=\"width: 106px; height: 84px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Cost\u00a0<\/span><\/td>\n<td style=\"width: 31px; text-align: center; height: 84px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u3007<\/span><\/td>\n<td style=\"width: 115px; height: 84px;\"><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"font-size: 13.3333px;\">Relatively lower cost<\/span><\/span><\/td>\n<td style=\"width: 38px; text-align: center; height: 84px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u3007<\/span><\/td>\n<td style=\"width: 127px; height: 84px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Relatively lower cost<\/span><\/td>\n<td style=\"width: 37px; text-align: center; height: 84px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25ce<\/span><\/td>\n<td style=\"width: 145px; height: 84px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">There is a variation depending on the materials.\u00a0<\/span><\/td>\n<\/tr>\n<tr style=\"height: 48px;\">\n<td style=\"width: 106px; height: 48px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Mass production<\/span><\/td>\n<td style=\"width: 31px; text-align: center; height: 48px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25ce<\/span><\/td>\n<td style=\"width: 115px; height: 48px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Excellent<\/span><\/td>\n<td style=\"width: 38px; text-align: center; height: 48px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25ce<\/span><\/td>\n<td style=\"width: 127px; height: 48px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Excellent<\/span><\/td>\n<td style=\"width: 37px; text-align: center; height: 48px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">\u25b3<\/span><\/td>\n<td style=\"width: 145px; height: 48px;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 10pt;\">Fair<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p style=\"direction: ltr;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">\uff1cSummary\uff1e<\/span><\/p>\n<p style=\"direction: ltr;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14pt;\">&#8220;A good cable cutter&#8221; for users is good for sharpness, hard to break, as well as lightweight and compact, easy to use even in narrow places. \u00a0Although it is important to choose the optimum method according to purpose and application, our hot forged blades are manufactured aiming at the ideal shape that the users desire.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Frequently Asked Questions &#8220;What makes forged blades so different from casting blades or blanking machin [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":130,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4,2],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/kobayashi-tools.com\/ar\/wp-json\/wp\/v2\/posts\/126"}],"collection":[{"href":"https:\/\/kobayashi-tools.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kobayashi-tools.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kobayashi-tools.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kobayashi-tools.com\/ar\/wp-json\/wp\/v2\/comments?post=126"}],"version-history":[{"count":3,"href":"https:\/\/kobayashi-tools.com\/ar\/wp-json\/wp\/v2\/posts\/126\/revisions"}],"predecessor-version":[{"id":129,"href":"https:\/\/kobayashi-tools.com\/ar\/wp-json\/wp\/v2\/posts\/126\/revisions\/129"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kobayashi-tools.com\/ar\/wp-json\/wp\/v2\/media\/130"}],"wp:attachment":[{"href":"https:\/\/kobayashi-tools.com\/ar\/wp-json\/wp\/v2\/media?parent=126"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kobayashi-tools.com\/ar\/wp-json\/wp\/v2\/categories?post=126"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kobayashi-tools.com\/ar\/wp-json\/wp\/v2\/tags?post=126"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}