{"id":88,"date":"2018-05-09T19:12:15","date_gmt":"2018-05-09T10:12:15","guid":{"rendered":"http:\/\/yasuda-seiki-cojp.check-xserver.jp\/en\/?post_type=product&#038;p=88"},"modified":"2025-10-15T16:50:07","modified_gmt":"2025-10-15T07:50:07","slug":"pencil-scratch","status":"publish","type":"post","link":"https:\/\/yasudaseiki.com\/en-test\/product\/plastic_rubber\/pencil-scratch\/","title":{"rendered":"No.553 PENCIL SCRATCH HARDNESS TESTER (Wolff-Wilborn Method) Determine the scratch hardness of a film coating by pencil hardness test. Available for demonstration!"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/yasuda-seiki.co.jp\/wp-content\/uploads\/2018\/04\/84d0dfb7d2b461363e343ebae20389fb.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<h2><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5502 size-full alignright\" src=\"https:\/\/yasudaseiki.com\/en-test\/wp-content\/uploads\/2022\/11\/Made-in-JAPAN-1.jpg\" alt=\"\" width=\"180\" height=\"31\"><\/h2>\n<h2>No.553-M PENCIL SCRATCH HARDNESS TESTER (ELECTRIC) Movie<\/h2>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"No.553-M PENCIL SCRATCHHARDNESS TESTER(ELECTRIC SYSTEM) Preparation - Test \/English Sub\" width=\"1118\" height=\"629\" src=\"https:\/\/www.youtube.com\/embed\/EWm1J412yuk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n<h2><a id=\"no553-m\"><\/a>No.553-M PENCIL SCRATCH HARDNESS TESTER (ELECTRIC)<\/h2>\n<div style=\"padding: 10px; margin-bottom: 10px; border: 1px solid #d3d3d3;\">JIS (C3003), C3216-4, D0202, (K5400), K5600-5-4, K5651, K6894, K6902, ASTM D2197, D3363, ISO 15184, IEC-60851-4<\/div>\n<div class=\"su-row\"><div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\">\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5519 aligncenter\" src=\"https:\/\/yasudaseiki.com\/en-test\/wp-content\/uploads\/2018\/05\/553-M-1_500x500.jpg\" alt=\"No.553-M PENCIL SCRATCH HARDNESS TESTER (ELECTRIC SYSTEM)\" width=\"315\" height=\"315\" srcset=\"https:\/\/yasudaseiki.com\/en-test\/wp-content\/uploads\/2018\/05\/553-M-1_500x500.jpg 500w, https:\/\/yasudaseiki.com\/en-test\/wp-content\/uploads\/2018\/05\/553-M-1_500x500-300x300.jpg 300w, https:\/\/yasudaseiki.com\/en-test\/wp-content\/uploads\/2018\/05\/553-M-1_500x500-150x150.jpg 150w, https:\/\/yasudaseiki.com\/en-test\/wp-content\/uploads\/2018\/05\/553-M-1_500x500-180x180.jpg 180w, https:\/\/yasudaseiki.com\/en-test\/wp-content\/uploads\/2018\/05\/553-M-1_500x500-195x195.jpg 195w\" sizes=\"auto, (max-width: 315px) 100vw, 315px\" \/><\/p>\n<\/div><\/div><div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\">\n<ul>\n<li>Instead of moving the pencil arm manually, this model can move automatically.<\/li>\n<li>We also have a double arm model, allowing for testing with 2 pencils simultaneously.<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n<h3 class=\"ttl_type_01\">Specification<\/h3>\n<table style=\"width: 100%; height: 148px;\">\n<tbody>\n<tr style=\"height: 0px;\">\n<td style=\"width: 48.2698%; height: 15px; background-color: #f5f5f5; border-color: #a1a1a1;\" colspan=\"2\"><strong>Specifications are subject to change without notice.<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 38px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Model<\/strong><\/td>\n<td style=\"width: 29.7348%; height: 38px; border-color: #a1a1a1;\"><b>No.553-M\u3000PENCIL SCRATCH HARDNESS TESTER (ELECTRIC)<\/b><\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 10px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Specimen Base<\/strong><\/td>\n<td style=\"width: 29.7348%; height: 10px; border-color: #a1a1a1;\">M-1\uff1a 100 \u00d7 180 mm<br \/>M-2\uff1a 150 \u00d7 180 mm<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 25px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Stroke<\/strong><\/td>\n<td style=\"width: 29.7348%; height: 25px; border-color: #a1a1a1;\">Left-Right Max. 100 mm, Front-Back Max. 50 mm<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 10px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Scratching Angle<\/strong><\/td>\n<td style=\"width: 29.7348%; height: 10px; border-color: #a1a1a1;\">45\u00b0 (60\u00b0 for Enameled Wire)<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 25px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Scratching Speed<\/strong><\/td>\n<td style=\"width: 29.7348%; height: 25px; border-color: #a1a1a1;\">Motorized (Standard 0.5 to 1 mm\/s)<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 25px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Weight Load<\/strong><\/td>\n<td style=\"width: 29.7348%; height: 25px; border-color: #a1a1a1;\">Max. 1 kgf (Balance Weight)<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 18.535%; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Accessories<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1;\">Mitsubishi UNI Pencil (6B to 9H): Total 17 pcs, Needle (\u03c63 mm, L23 mm, Top Angle 60\u00b0), Abrasive Paper (#400)<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 18.535%; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Option<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1;\">Heating Plate Spec, Conduction Device, <span style=\"font-weight: 400;\">Scratching angle 60\u00b0 specification for enameled wire testing, Arm height adjustable specification for thick samples, Scratching stroke adjustable specification, JIS K 7317 compatible specification (diamond tip needle, custom weights, glass plate)<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 18.535%; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Power Source<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1;\">AC 100 V, 1-Phase, 3 A, 50\/60 Hz<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 18.535%; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Dimensions\/Weight (Approx.)<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1;\">M-1:<br \/>W440 \u00d7 D200 \u00d7 H440 mm, 20 kg<br \/>M-2:<br \/>W440 \u00d7 D260 \u00d7 H440 mm, 27 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\"><a href=\"https:\/\/yasudaseiki.com\/en-test\/contact\/\" class=\"su-button su-button-style-default\" style=\"color:#ffffff;background-color:#004491;border-color:#003774;border-radius:0px\" target=\"_self\"><span style=\"color:#ffffff;padding:8px 24px;font-size:18px;line-height:27px;border-color:#4d7db2;border-radius:0px;text-shadow:none\"><i class=\"sui sui-envelope-o\" style=\"font-size:18px;color:#FFFFFF\"><\/i> Inquiry Form<\/span><\/a>\n<h2><a id=\"no553-t\"><\/a>No.553-T PENCIL SCRATCH HARDNESS TESTER (MANUAL)<\/h2>\n<div style=\"padding: 10px; margin-bottom: 10px; border: 1px solid #d3d3d3;\">JIS (C3003), C3216-4, D0202, (K5400), K5600-5-4, K5651, K6894, K6902, ASTM D2197, D3363, ISO 15184, IEC-60851-4<\/div>\n<div class=\"su-row\"><div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\">\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-987 size-medium\" src=\"https:\/\/yasuda-seiki.co.jp\/wp-content\/uploads\/2018\/04\/553-300x300.jpg\" alt=\"No.553 PENCIL SCRATCH HARDNESS TESTER (MANUAL)\" width=\"300\" height=\"300\" \/><\/p>\n<\/div><\/div><div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\">\n<ul>\n<li>This tester is used to evaluate the hardness of coated film according to the testing machine method.<\/li>\n<li>Scratching the paint surface with a pencil attached at a 45\u00b0 angle, the operator is to determine the hardest pencil that does not tear or damage the coated film.<\/li>\n<li>The tester can also be used to evaluate the hardness of decorative sheet and resistance to solvents on enameled wire.<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n<h3 class=\"ttl_type_01\">Specification<\/h3>\n<table style=\"width: 100%; height: 341px;\">\n<tbody>\n<tr style=\"height: 0px;\">\n<td style=\"width: 48.2698%; height: 15px; background-color: #f5f5f5; border-color: #a1a1a1;\" colspan=\"2\"><strong>Specifications are subject to change without notice.<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 38px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Model<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1; height: 38px;\"><b>No.553-T\u3000PENCIL SCRATCH HARDNESS TESTER (MANUAL)<\/b><\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 10px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Specimen Base<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1; height: 10px;\">100 \u00d7 180 mm<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 28px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Stroke<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1; height: 28px;\">Left-Right Max. 100 mm, Front-Back Max. 50 mm<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 10px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Scratching Angle<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1; height: 10px;\">45\u00b0 (60\u00b0 for Enameled Wire)<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 25px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Scratching Speed<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1; height: 25px;\">Manual 1.75 mm\/ 1 turn<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 25px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Weight Load<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1; height: 25px;\">Max. 1 kgf (Balance Weight)<\/td>\n<\/tr>\n<tr style=\"height: 58px;\">\n<td style=\"width: 18.535%; background-color: #f5f5f5; border-color: #a1a1a1; height: 58px;\"><strong>Accessories<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1; height: 58px;\">Mitsubishi UNI Pencil (6B to 9H): Total 17 pcs, Needle (\u03c63 mm, L23 mm, Top Angle 60\u00b0), Abrasive Paper (#400)<\/td>\n<\/tr>\n<tr style=\"height: 58px;\">\n<td style=\"width: 18.535%; background-color: #f5f5f5; border-color: #a1a1a1; height: 58px;\"><strong>Option<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1; height: 58px;\">\n<p><span style=\"font-weight: 400;\">Scratching angle 60\u00b0 specification for enameled wire testing, Arm height adjustable specification for thick samples, JIS K 7317 compatible specification (diamond tip needle, custom weights, glass plate)<\/span><\/p>\n<\/td>\n<\/tr>\n<tr style=\"height: 37px;\">\n<td style=\"width: 18.535%; background-color: #f5f5f5; border-color: #a1a1a1; height: 37px;\"><strong>Power Source<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1; height: 37px;\">\u2015<\/td>\n<\/tr>\n<tr style=\"height: 37px;\">\n<td style=\"width: 18.535%; background-color: #f5f5f5; border-color: #a1a1a1; height: 37px;\"><strong>Dimensions\/Weight (Approx.)<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1; height: 37px;\">W500 \u00d7 D170 \u00d7 H370 mm, 8 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\"><a href=\"https:\/\/yasudaseiki.com\/en-test\/contact\/\" class=\"su-button su-button-style-default\" style=\"color:#ffffff;background-color:#004491;border-color:#003774;border-radius:0px\" target=\"_self\"><span style=\"color:#ffffff;padding:8px 24px;font-size:18px;line-height:27px;border-color:#4d7db2;border-radius:0px;text-shadow:none\"><i class=\"sui sui-envelope-o\" style=\"font-size:18px;color:#FFFFFF\"><\/i> Inquiry Form<\/span><\/a>\n<h2><a id=\"no553-s\"><\/a>No.553-S PENCIL SCRATCH HARDNESS TESTER (HAND PUSH)<\/h2>\n<div style=\"padding: 10px; margin-bottom: 10px; border: 1px solid #d3d3d3;\">JIS K5600-5-4<\/div>\n<div class=\"su-row\"><div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\">\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-991 size-medium\" src=\"https:\/\/yasuda-seiki.co.jp\/wp-content\/uploads\/2018\/04\/553-S-300x300.jpg\" alt=\"No.553-S PENCIL SCRATCH HARDNESS TESTER (HAND PUSH)\" width=\"300\" height=\"300\" \/><\/p>\n<\/div><\/div><div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\">\n<ul>\n<li>This tester is used to evaluate the hardness of the coated film with prescript pencil according to the pencil method.<\/li>\n<li>The tester is designed so that the pencil can scratch the testing surface at an angle of 45\u00b0 and a test load of 750 g.<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n<h3 class=\"ttl_type_01\">Specification<\/h3>\n<table style=\"width: 100%; height: 148px;\">\n<tbody>\n<tr style=\"height: 0px;\">\n<td style=\"width: 78.0046%; height: 15px; background-color: #f5f5f5; border-color: #a1a1a1;\" colspan=\"3\"><strong>Specifications are subject to change without notice.<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 38px; background-color: #f5f5f5; border-color: #a1a1a1;\">\u00a0<\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1;\">1 Loads Spec<\/td>\n<td style=\"width: 29.7348%; height: 38px; border-color: #a1a1a1;\">3 Loads Spec<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 10px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Scratching Angle<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1;\">45 \u00b1 1\u00b0<\/td>\n<td style=\"width: 29.7348%; height: 10px; border-color: #a1a1a1;\">45 \u00b1 1\u00b0<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 25px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Test Load<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1;\">750 gf<\/td>\n<td style=\"width: 29.7348%; height: 25px; border-color: #a1a1a1;\">500 gf\u3001750 gf\u30011,000 gf<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 10px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Accessories<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1;\">Mitsubishi UNI Pencil (6B to 9H): Total 17 pcs,<br \/>Pencil Sharpener, Abrasive Paper (#1000),<br \/>Wooden case<\/td>\n<td style=\"width: 29.7348%; height: 10px; border-color: #a1a1a1;\">Mitsubishi UNI Pencil (6B to 9H): Total 17 pcs,<br \/>Pencil Sharpener, Abrasive Paper (#1000),<br \/>Wooden case<\/td>\n<\/tr>\n<tr style=\"height: 25px;\">\n<td style=\"width: 18.535%; height: 25px; background-color: #f5f5f5; border-color: #a1a1a1;\"><strong>Dimensions\/ Weight (Approx.)<\/strong><\/td>\n<td style=\"width: 29.7348%; border-color: #a1a1a1;\">W100 \u00d7 D80 \u00d7 H125 mm, 2 kg<\/td>\n<td style=\"width: 29.7348%; height: 25px; border-color: #a1a1a1;\">W100 \u00d7 D80 \u00d7 H125 mm, 2 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\"><a href=\"https:\/\/yasudaseiki.com\/en-test\/contact\/\" class=\"su-button su-button-style-default\" style=\"color:#ffffff;background-color:#004491;border-color:#003774;border-radius:0px\" target=\"_self\"><span style=\"color:#ffffff;padding:8px 24px;font-size:18px;line-height:27px;border-color:#4d7db2;border-radius:0px;text-shadow:none\"><i class=\"sui sui-envelope-o\" style=\"font-size:18px;color:#FFFFFF\"><\/i> Inquiry Form<\/span><\/a>\n\n\n\n\n<section class=\"products-contact\">\n    <div class=\"product-contact-area\">\n        <p class=\"product-contact-area-tittle\">Contact Us<\/p>\n        <p class=\"product-contact-area-text\">For over 70 years, Yasuda Seiki\u2019s testing machines have supported quality control and research &amp; development across various industries, meeting the diverse needs of our clients.<\/p>\n        <div class=\"product-contact-area-btn\">\n            <a href=\"https:\/\/yasudaseiki.com\/en-test\/contact\/\">Request a Quote \/ Contact Us<\/a>\n        <\/div>\n    <\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>No.553-M PENCIL SCRATCH HARDNESS TESTER (ELECTRIC) JIS (C3003), C3216-4, D0202, (K5400), K5600-5-4, K5651, K6894, K6902, ASTM D2197, D3363, ISO 15184, IEC-60851-4 Specification Specifications are subject to change without notice. Model No.553-M\u3000PENCIL SCRATCH HARDNESS TESTER (ELECTRIC) Specimen Base M-1\uff1a 100 \u00d7 180 mmM-2\uff1a 150 \u00d7 180 mm Stroke Left-Right Max. 100 mm, Front-Back Max. 50 mm [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5519,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"emanon_ad_label_edit":"initia","emanon_featured_entry":false,"emanon_cta_floating_type":"default","emanon_cta_type":"","emanon_none_display_thumbnail":false,"emanon_hide_title":false,"emanon_hide_sidebar":false,"emanon_hide_breadcrumb":false,"emanon_hide_sns":false,"emanon_hide_sns_follow":false,"emanon_hide_author_card":false,"emanon_hide_cta":false,"emanon_hide_popup_cta":false,"emanon_hide_floating_cta":false,"emanon_hide_entry_tag":false,"emanon_hide_toc":false,"emanon_hide_pre_nex":false,"emanon_hide_related_post":false,"emanon_hide_ad":false,"emanon_hide_footer_cta":false,"emanon_hide_footer":false,"get_emanon_reviewer_name":[],"emanon_subtitle":"","emanon_noindex":false,"emanon_nofollow":false,"emanon_meta_description":"","emanon_og_title":"","emanon_custom_css_setting":"","emanon_custom_head_js_setting":"","emanon_custom_js_setting":"","footnotes":""},"categories":[30],"tags":[],"class_list":["post-88","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-plastic_rubber"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"For customers looking for A Pencil Hardness Tester (Scratch Tester), We at Yasuda Provide the PENCIL SCRATCH HARDESS TESTER. This tester is used for evaluating the pencil hardness of paint coating, and is available in manual, electric system, and dual channel versions. Find the type which best suits your needs.\" \/>\n\t<meta name=\"robots\" content=\"noindex, nofollow, max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"YasudaSeiki\"\/>\n\t<meta name=\"keywords\" content=\"pencil scratch hardness test\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/yasudaseiki.com\/en-test\/product\/plastic_rubber\/pencil-scratch\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.1.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"(TEST) YASUDA SEIKI SEISAKUSHO, LTD. | YASUDA SEIKI SEISAKUSHO, LTD.\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"No.553 PENCIL SCRATCH HARDNESS TESTER\u3010YASUDA SEIKI\u3011Paint Coat Hardness, Paint Coat Strength, Pencil Hardness Test (Available for Demonstration!) | Plastic\/Rubber\" \/>\n\t\t<meta property=\"og:description\" content=\"For customers looking for A Pencil Hardness Tester (Scratch Tester), We at Yasuda Provide the PENCIL SCRATCH HARDESS TESTER. This tester is used for evaluating the pencil hardness of paint coating, and is available in manual, electric system, and dual channel versions. Find the type which best suits your needs.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/yasudaseiki.com\/en-test\/product\/plastic_rubber\/pencil-scratch\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2018-05-09T10:12:15+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2025-10-15T07:50:07+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary\" \/>\n\t\t<meta name=\"twitter:title\" content=\"No.553 PENCIL SCRATCH HARDNESS TESTER\u3010YASUDA SEIKI\u3011Paint Coat Hardness, Paint Coat Strength, Pencil Hardness Test (Available for Demonstration!) | Plastic\/Rubber\" \/>\n\t\t<meta name=\"twitter:description\" content=\"For customers looking for A Pencil Hardness Tester (Scratch Tester), We at Yasuda Provide the PENCIL SCRATCH HARDESS TESTER. 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