株式会社シリカジャパン
Very small Hokkaido-based manufacturer of volcanic glass micro-powder concrete admixture 'Silica White', a natural pozzolan that can replace a portion of Portland cement in concrete, reducing CO₂ emissions from cement production while improving durability. Originally established as a yūgen kaisha in 1996 and reincorporated as a kabushiki kaisha in 2024. Registered on NETIS and JIS A 6209 certified for concrete-use volcanic glass micro-powder.
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Core capabilities
- Natural pozzolan volcanic glass micro-powder production for concrete
- Supplementary cementitious material (SCM) formulation
- Concrete durability enhancement (waterproofing, chloride resistance, freeze-thaw resistance)
Related capability assets
Source & provenance
Translation review status: unreviewed. Publication does not establish technical verification or supplier endorsement.
Record updated: .
- 会社概要 | 株式会社シリカジャパン
https://silicawhite-silicajapan.com/company/
Primary-source candidate; evidence review: pending.
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- シリカホワイト 製品ページ
https://silicawhite-silicajapan.com/silicawhite/
Primary-source candidate; evidence review: pending.
Source accessed / recorded (collector timestamp): .
Source publication date: Not recorded.
- シリカホワイトの効能
https://silicawhite-silicajapan.com/features/
Primary-source candidate; evidence review: pending.
Source accessed / recorded (collector timestamp): .
Source publication date: Not recorded.
Collector timestamps record when a source was stored, not an independent verification date. Source links provide context; they do not validate every specification, readiness label, certification, or proposed partnership route.