{"id":4423,"date":"2025-05-20T10:10:11","date_gmt":"2025-05-20T06:40:11","guid":{"rendered":"https:\/\/iranetrade.com\/blog\/?p=4423"},"modified":"2025-05-10T14:27:32","modified_gmt":"2025-05-10T10:57:32","slug":"what-is-hard-bitumen","status":"publish","type":"post","link":"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/","title":{"rendered":"What Is Hard Bitumen: Specifications and Features + Applications"},"content":{"rendered":"<p><span style=\"background-color: #99ccff;\"><strong><em>What is hard bitumen<\/em><\/strong>? Hard bitumen is a petroleum product known in the market as bitumen 90\/15 and is available in <strong><em>both barrel and carton forms<\/em><\/strong>. Bitumen 90\/15 is produced through the distillation of oil and by heating soft bitumen. Also, this bitumen has <strong><em>water-resistant properties, heat resistance<\/em><\/strong>, <strong><em>and long-term stability<\/em><\/strong>. It is useful in the <strong><em>production of asphalt<\/em><\/strong>, <strong><em>road coatings, building insulation<\/em><\/strong>, and <strong><em>the insulation of cement pipes<\/em><\/strong>.<\/span> In this <strong><em>blog post on <a href=\"https:\/\/iranetrade.com\/\" target=\"_blank\" rel=\"noopener\">Iran ETrade<\/a><\/em><\/strong>, we will explore <strong><em>what hard bitumen is<\/em><\/strong>, its characteristics and applications. We will also explain the <strong><em>pricing of hard bitumen<\/em><\/strong>.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<label class=\"ez-toc-title\" style=\"cursor:inherit\">What Is Hard Bitumen<\/label>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/#What_is_hard_bitumen\" >What is hard bitumen?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/#How_is_bitumen_9015_produced\" >How is bitumen 90\/15 produced?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/#Properties_of_hard_bitumen_9015\" >Properties of hard bitumen 90\/15<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/#Uses_of_hard_bitumen_9015\" >Uses of hard bitumen 90\/15<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/#Types_of_packaging_for_hard_bitumen\" >Types of packaging for hard bitumen<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/#Hard_Bitumen_In_Carton_Packaging\" >Hard Bitumen In Carton Packaging<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/#Barrel-Packaged_Hard_Bitumen\" >Barrel-Packaged Hard Bitumen<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/#Export_Barrel-Packaged_Bitumen_9015\" >Export Barrel-Packaged Bitumen 90\/15<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/#Important_Tips_For_Transporting_Storing_And_Using_Bitumen_9015\" >Important Tips For Transporting, Storing And Using Bitumen 90\/15<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/#Why_Is_Bitumen_9015_Mixed_With_Soft_Bitumen_Before_Use\" >Why Is Bitumen 90\/15 Mixed With Soft Bitumen Before Use?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/iranetrade.com\/blog\/what-is-hard-bitumen\/#Hard_Bitumen_Price\" >Hard Bitumen Price<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_hard_bitumen\"><\/span>What is hard bitumen?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<blockquote><p>Hard bitumen, or bitumen 15-90, is produced by heating soft bitumen and is a petroleum product. This bitumen is completely solid.<\/p><\/blockquote>\n<p><strong><em>Hard bitumen<\/em><\/strong> is <strong><em>a derivative of crude oil<\/em><\/strong> that bitumen manufacturers produce in distillation towers. When soft bitumen reaches a temperature of 170\u00b0C in the distillation tower and is then air-blown, hard bitumen is produced.<\/p>\n<p>Why is it called bitumen 90\/15? Because the <strong><em>softening point of hard bitumen<\/em><\/strong> is 90\u00b0C, and <strong><em>its penetration degree is 0.15 millimeters<\/em><\/strong>. Therefore, this bitumen is completely solid and firm at room temperature and is typically applicable in combination with other types of bitumen. Hard bitumen 90\/15 has a brittle and inflexible structure.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4214\" src=\"https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-1.jpg\" alt=\"hard bitumen definition\" width=\"500\" height=\"400\" srcset=\"https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-1.jpg 500w, https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-1-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_is_bitumen_9015_produced\"><\/span>How is bitumen 90\/15 produced?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>What is hard bitumen production process? To produce hard bitumen or bitumen 90\/15, bitumen manufacturers use soft bitumen 70\/60. At first, they heat soft bitumen in bitumen concentration towers to a temperature of 170\u00b0C.<\/p>\n<p>After air-blowing, bitumen transforms into hard bitumen 90\/15, which is the suitable state for its standard specifications.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Properties_of_hard_bitumen_9015\"><\/span>Properties of hard bitumen 90\/15<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<blockquote><p>The characteristics of hard bitumen 90\/15 include: brittleness and fragility, softening point of 90\u00b0C, penetration degree of 0.15 millimeters, high flash point, and chemical stability.<\/p><\/blockquote>\n<p><strong><em>What are the features of hard bitumen?<\/em><\/strong> <span style=\"background-color: #99ccff;\">In its natural state and at room temperature, hard bitumen is completely <strong><em>solid, brittle, and fragile, with no elastic properties<\/em><\/strong>. This petroleum product has a softening point of 90\u00b0C and the Marshall needle can penetrate it <strong><em>at 0.15 millimeters<\/em><\/strong>.<\/span><\/p>\n<p><span style=\"background-color: #99ccff;\">Key specifications of bitumen 15-90 include: a <strong><em>high flash point<\/em><\/strong>, good stability during melting, and high softening point. Additionally, bitumen 90\/15 has <strong><em>very good durability<\/em><\/strong>, is <strong><em>water-resistant<\/em><\/strong>, and possesses good flexibility and chemical stability.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Uses_of_hard_bitumen_9015\"><\/span>Uses of hard bitumen 90\/15<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<blockquote><p><span style=\"background-color: #99ccff;\">Hard bitumen 90\/15 has many uses such as building insulation, road construction, cement pipe insulation, paper coating, paving, textile processing, and more.<\/span><\/p><\/blockquote>\n<p><strong><em>What is hard bitumen usage?<\/em><\/strong> Hard bitumen 90\/15 has various uses, including:<\/p>\n<p>The properties of bitumen 15-90 make it suitable for <strong><em>bitumen-based waterproofing in hot and humid areas<\/em><\/strong>.<\/p>\n<p>By combining hard bitumen and soft bitumen, it is suitable for use in <strong><em>waterproofing and insulating buildings<\/em><\/strong>.<\/p>\n<p>Another use of bitumen 15-90 is in <strong><em>insulating cemented water pipes and coating water channels<\/em><\/strong>.<\/p>\n<p>Bitumen 90\/15 is useful in various chemical industries, such as producing <strong><em>paper coatings, varnish, paving, and textile processing<\/em><\/strong>.<\/p>\n<p>It has common usage in <strong><em>construction, civil engineering projects, and road construction<\/em><\/strong>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4216\" src=\"https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-2.jpg\" alt=\"Uses of hard bitumen\" width=\"500\" height=\"400\" srcset=\"https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-2.jpg 500w, https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-2-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Types_of_packaging_for_hard_bitumen\"><\/span>Types of packaging for hard bitumen<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"background-color: #99ccff;\"><strong><em>Hard bitumen 15-90<\/em><\/strong> is sold in <strong><em>carton and barrel packaging<\/em><\/strong><\/span>. If you wish to know more, read on to learn about the differences between these packaging types.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hard_Bitumen_In_Carton_Packaging\"><\/span>Hard Bitumen In Carton Packaging<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Carton is the most popular type of hard bitumen packaging, available in <strong><em>10 kg and 20 kg packages<\/em><\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Barrel-Packaged_Hard_Bitumen\"><\/span>Barrel-Packaged Hard Bitumen<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>What is hard bitumen barrel packaging? In this method, the suppliers distribute <strong><em>bitumen 90\/15<\/em><\/strong> in metal barrels with <strong><em>capacities of 100, 180, and 220 kg<\/em><\/strong>. <strong><em>Barrel-packaged bitumen<\/em><\/strong> has an important role in <strong><em>construction and road-building industries<\/em><\/strong> and is a mixture of bitumen and polymer materials.<\/p>\n<p>Due to its physical and structural properties, barrel-packaged hard bitumen is used for coating roads, bridges, and concrete structures. <strong><em>The advantages of barrel-packaged bitumen 15-90<\/em><\/strong> are its resistance to water, peeling, high adhesion, and different uses.<\/p>\n<p>However, <strong><em>you cannot use barrel-packaged hard bitumen by itself<\/em><\/strong> and you have to mix it with soft bitumen 60\/70 to prevent damage.<\/p>\n<h4>Grade of barrel-packaged bitumen 90\/15<\/h4>\n<p><strong><em>90\/15 hard bitumen<\/em><\/strong>, when combined with soft bitumen, is highly suitable for bitumen-based waterproofing in hot climates. As its name suggests, it is solid and rigid and becomes fluid at a temperature of 90\u00b0C.<\/p>\n<p>Hard bitumen with grade 20\/10 has a high penetration value and is therefore <strong><em>good for use in road paving<\/em><\/strong>. Like bitumen 90\/15, it is also <strong><em>suitable for hot climates<\/em><\/strong>.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Export_Barrel-Packaged_Bitumen_9015\"><\/span>Export Barrel-Packaged Bitumen 90\/15<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>What is hard bitumen in export barrel packaging? <strong><em>Export hard bitumen<\/em><\/strong> is an <strong><em>important petroleum derivative<\/em><\/strong>, known for features such as <strong><em>strong adhesion, resistance to pressure and heat, high softening point, excellent thermal stability, water repellency<\/em><\/strong>, and more.<\/p>\n<p><strong><em>Export barrel-packaged hard bitumen<\/em><\/strong> is supplied and shipped in special barrels in a liquid and transportable form. Due to its wide industrial applications in road construction, waterproofing, and the construction industry, bitumen 90\/15 has a significant place in the global oil trade.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4218\" src=\"https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-3.jpg\" alt=\"Export Barrel-Packaged Bitumen\" width=\"500\" height=\"400\" srcset=\"https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-3.jpg 500w, https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-3-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Important_Tips_For_Transporting_Storing_And_Using_Bitumen_9015\"><\/span>Important Tips For Transporting, Storing And Using Bitumen 90\/15<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Transporting, storing, and using hard bitumen must be done <strong><em>in complete accordance with safety precautions<\/em><\/strong>, just like other petroleum products. <strong><em>What are the safety tips for handling and storing hard bitumen<\/em><\/strong>?<\/p>\n<ul>\n<li>During transportation or storage, the temperature of bitumen 90\/15 <strong><em>should not exceed 230\u00b0C<\/em><\/strong>.<\/li>\n<li>Hard bitumen <strong><em>should be broken into pieces<\/em><\/strong> before heating to allow for even heat distribution.<\/li>\n<li>Prevent the molten bitumen from cooling in the boiler, as reheating it takes longer and transfers less heat into the bitumen structure.<\/li>\n<li>Bitumen has <strong><em>poor thermal conductivity<\/em><\/strong>. Therefore, always place a heat control device, such as a thermometer, <strong><em>as close to the bitumen as possible<\/em><\/strong> during heating.<\/li>\n<\/ul>\n<p>By following these tips, bitumen 90\/15 will have a longer lifespan, perform better, and retain its properties more effectively.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_Is_Bitumen_9015_Mixed_With_Soft_Bitumen_Before_Use\"><\/span>Why Is Bitumen 90\/15 Mixed With Soft Bitumen Before Use?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong><em>The reason for mixing hard and soft bitumen<\/em><\/strong> lies in their physical properties. Hard bitumen is solid, brittle, and inflexible, and it can <strong><em>crack or break at low temperatures<\/em><\/strong>, which makes it unsuitable for use as insulation on its own. On the other hand, soft bitumen 60\/70 tends to deform and shift when used alone in high temperatures or hot climates.<\/p>\n<p>Therefore, hard and soft bitumen is blended in various ratios to produce a bitumen with the right balance of <strong><em>penetration and hardness for the local climate<\/em><\/strong>. Generally, <strong><em>more hard bitumen is used in warm regions, while there is less need of it in colder areas<\/em><\/strong>.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Hard_Bitumen_Price\"><\/span>Hard Bitumen Price<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>In this article, we\u2019ve provided fairly comprehensive information for <strong><em>purchasing hard bitumen<\/em><\/strong>. Now let\u2019s take a look at the <strong><em>price of hard bitumen<\/em><\/strong>. Compared to other types of bitumen, hard bitumen 90\/15 is <strong><em>generally more affordable<\/em><\/strong>.<\/p>\n<p>However, <strong><em>the final price of bitumen 90\/15<\/em><\/strong> depends on various factors such as its grade, product quality, global oil market conditions, supply and demand, physical and chemical specifications, and geographical factors.<\/p>\n<p>90\/15 bitumen is usually sold in 10 kg and 20 kg cartons. <strong><em>Before purchasing hard bitumen 90\/15<\/em><\/strong>, make sure to assess the conditions of your site and estimate the required amount of bitumen.<\/p>\n<p>For updated <strong><em>pricing on hard bitumen 90\/15<\/em><\/strong>, contact the experts at Iran ETrade. The Iran ETrade website provides a reliable online platform for <strong><em>checking current prices of various types of bitumen and petroleum products<\/em><\/strong>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4220\" src=\"https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-4.jpg\" alt=\"Hard Bitumen Price\" width=\"500\" height=\"400\" srcset=\"https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-4.jpg 500w, https:\/\/iranetrade.com\/blog\/wp-content\/uploads\/2025\/04\/what-is-hard-bitumen-4-300x240.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p><strong>reference: <a href=\"https:\/\/carbokim.com\/hardest-grade-of-bitumen\/#:~:text=hard%20grade%20of%20bitumen%20is,dry%20for%20isolation%20and%20paint\" target=\"_blank\" rel=\"nofollow noopener\">carbokim<\/a><\/strong><\/p>\n<p><a class=\"btn-t fixmob-m7 mainbtn-n5 bicn-m7 bxl-m7 js-bprce-n5\" href=\"https:\/\/iranetrade.com\/bitumen-price\">Bitumen Price<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>What is hard bitumen? Hard bitumen is a petroleum product known in the market as bitumen 90\/15 and is available in both barrel and carton forms. Bitumen 90\/15 is produced through the distillation of oil and by heating soft bitumen. Also, this bitumen has water-resistant properties, heat resistance, and long-term stability. It is useful in [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":4212,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4423","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.7 (Yoast SEO v25.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What Is Hard Bitumen: Specifications + Applications<\/title>\n<meta name=\"description\" content=\"What is hard bitumen? 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