エスケー化研

クリーンマイルドウレタンST

Product names, manufacturer names and thinner product names are kept in Japanese so you can match them with the can label at the store or on site.

Basic Information

Manufacturer	エスケー化研
Use / Type	Use: Metal / Steel ｜ Resin: Urethane Original (JA): JIS K 5659鋼構造物用耐候性塗料 A種上塗り3級認証弱溶剤形ポリウレタン樹脂塗料
Water-based / Solvent-based	Mild solvent-based, 2-component
1K / 2K	2-component (2K)

Application Specifications

Dilution	Brush / Roller: 0–10% airless: 10–20%
Thinner / Diluent	塗料用シンナーA (paint thinner A) For thinning
Number of Coats	Brush / Roller: 1 coat(s) (Intermediate coat material 0.14 + Top coat 0.10) airless: 1 coat(s)
Coverage (consumption)	Brush / Roller: 0.10 kg/m²/coat (per the Public Works Standard Specification) / actual coverage 0.12–0.14 kg/m²/coat airless: 0.10 kg/m²/coat (per the Public Works Standard Specification)
Recoat Time (drying interval)	23°C: final curing 72 or more (hours)
Mixing Ratio	Base (Comp. A) 9:Hardener (Comp. B) 1
Pot Life	5 hours (23°C)
Field Notes (JA)	・上塗りの平均乾燥膜厚は25µm（塗付け量0.10kg/㎡時）。素地ごしらえ・下地調整はさび止め塗装の耐久性を左右する重要工程のため入念に行う。気温5℃以下・湿度85％以上での施工は原則避ける。

⚠️ Cautions & Notes (Japanese original)

To avoid mistranslation of safety-critical information, the notes below are kept in the original Japanese. Please check them with a translation app, or ask a Japanese-speaking colleague. Always follow the official manufacturer TDS.

公式カタログ: https://www.sk-kaken.co.jp/wp/wp-content/uploads/cleanmild-st.pdf

⚠️ Please verify before use
The values above are reference values based on the manufacturer's official catalogs and technical data sheets (TDS). Specifications may change. Always check the product label and the latest official TDS before actual application.

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Data source: official catalogs / technical data sheets (TDS) of エスケー化研