Environmentally friendly low-impact improved curing material "Harden"
Environmentally friendly low-impact improved curing material "Harden"
"Harden" is a non-cement-based soil improvement solidifying agent. It can be used for construction-generated soil and soft ground improvement work. ■ Zero cement content ■ Complies with soil environmental standards ■ Excellent soil improvement performance [Benefits of Harden] High-quality improved soil with excellent safety and workability ■ Environmentally low-impact improvement Environmental hazardous substances are below standard values Exempt from hexavalent chromium leaching tests due to no cement content pH after curing is in the weak alkaline to neutral range ■ Circular improvement Effective utilization as high-quality improved soil instead of disposal of surplus soil or industrial waste (construction sludge and debris) Effective use of industrial by-products and recycled resources ■ Immediate and sustainable improvement Transportable and does not rehydrate immediately after improvement Combines water absorption modification effects with solidification performance through chemical reactions High solidification characteristics for high-water-content clay and dredged soil ■ Improvement tailored to usage purposes Strength specification: Type IV improved soil to Type I improved soil Alkali suppression of improved soil: weak alkaline to neutral range Can be reused for re-excavation and embankment materials [Application Scope] General soft soil improvement and shallow layer improvement Effective utilization of construction-generated soil Improvement around agricultural land and water bodies Improvement of temporary roads and temporary yard facilities Treatment of high-water-content soils such as mud and sludge Measures against hexavalent chromium leaching
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To high-quality improved soil with excellent safety and workability!
[Presentation of Construction Achievements!] "Harden," an environmentally friendly soil improvement solidifying agent that poses no concerns about high alkalinity or leaching of harmful substances.
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Special lime-based soil improvement solidification material "Harden S"
It is effective even on soil that is difficult to solidify! Improvements are made through the water absorption and exothermic reaction of the main component, quicklime.
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Environmentally friendly soil improvement solidification material "Harden M"
Harden M can be applied to general soft soil, mud, and dredged soil.
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Environmentally friendly soil improvement solidifying material "Harden L"
A moisture content ratio of about 40 to 100%! It allows for soil improvement that takes vegetation into consideration without significantly increasing the pH.
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Environmentally friendly soil improvement solidifying agent "Harden LX"
Harden LX is suitable for ultra-high water content soil, mud water, and sludge.
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Agro Japan "Harden Indoor Mixing Test"
Quick, polite, and accurate! Indoor mixing tests by Agro Japan Co., Ltd.
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Example of indoor mixing test using Harden M
Applicable to a wide range of soil types and uses, including the improvement of dredged soil! An environmentally friendly soil improvement solidifying agent.
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High Cement Content Soil Improvement Method "Harden Method"
Improving construction soil and organic soil according to purpose! A method that also ensures strength.
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Case study of the environmentally friendly soil solidification material "Harden M" (1)
Applicable to a wide range of soil types and uses, including the improvement of dredged soil! Here are examples of construction for river dredged soil improvement recycling.
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Case study of the environmentally friendly soil solidification material "Harden M" (2)
Introducing a case study of ground improvement work in the construction yard within the riverbed for river gate construction!
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Case study of the environmentally friendly soil solidification material "Harden M" (3)
Currently, a biotope has been created, and it is also famous as a place for fireflies! Here is an introduction to the construction case of the rainwater retention pond.
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Case study of the environmentally friendly soil solidification material "Harden M" (4)
We will introduce a case where surplus sludge generated from bridge pier foundation pile driving work was improved and used for embankment.
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Case study of the environmentally friendly soil solidification material "Harden S".
Restoring the farmland and returning it to rice paddies! Introducing examples of coastal disaster recovery construction projects.
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Harden Method (for high water content clay)
Improve construction soil and organic soil according to their intended use!
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[Construction Type-Specific Case Studies] Soil Improvement Solidification Material 'Harden' Construction Case Studies
"Application to agricultural reservoir construction" and "Application to river construction," among others, are featured with numerous photos!
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[Excerpt Edition: Harden Case Studies] Soil Improvement Works Without Using Cement
"Details of recruitment" and "construction content"! Examples of soil improvement work that does not use cement are published along with photos!
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Environmentally friendly soil improvement solidifying agent "Harden S"
Harden M can be applied to general soft soil, mud, and dredged soil.
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