599957 - Thinner Reducer Optima reducer sanding medium SIKKENS 1L

The Reducer Sanding Medium is the intermediate thinner designed for use with the Autosurfacer Optima primer in sandable version. It offers an optimal balance between evaporation speed and flow quality, ideal for applications on medium-sized elements in moderate conditions.

Technical Characteristics

• Product Name: Autosurfacer Optima Reducer Sanding Medium
• Reference: —
• Brand: Sikkens
• Type: Thinner for Optima sandable primer
• Compatibility: Autosurfacer Optima Sanding + Hardener Sanding
• Mixing Ratio (vol.): 3:1:1
• Pot-life: approximately 30 min at 20 °C
• Drying Time: 30–45 min at 20 °C
• Forced Drying: 60 °C ≈ 10 min · IR ≈ 5 min
• Application: 1 thin coat + 1 to 2 full coats
• Nozzle / Pressure: 1.6–1.8 mm · 1.7–2.0 bar · HVLP 0.6–0.7 bar
• Shelf Life: 12 months (at approx. 20 °C, unopened packaging)

Advantages

• Controlled Evaporation: ideal between 22–28 °C
• Ease of Use: touch-ups as well as complete elements
• Homogeneous Surface: uniform flow for effective sanding
• Process Reliability: stable conditions, reproducible results

Recommended Applications

• Repairs in moderate conditions (22–28 °C)
• Exclusive use with Optima Sanding
• Quick renovations and precision finishes

Usage Tips

• Mixing: adhere to the 3:1:1 ratio
• Order: Optima + Hardener → mix well → add Reducer
• Surface Preparation: final sanding P320–P500 (P600 recommended for dark shades)

Safety & Storage

• Required PPE: gloves, goggles, A2/P3 approved mask
• Ventilation: booth or ventilated area required
• Equipment Cleaning: Sikkens solvents or Guncleaner cleaners
• Storage: keep at ~20 °C away from moisture and fluctuations

About

The Reducer Sanding Medium ensures controlled application of the Optima primer in sandable version. It helps optimize your repair cycles by combining performance, speed, and finish quality.

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