Magicful 303 Slow Thinner 4L

Magicful 303 Slow Thinner – 4L

Product Description
The Magicful 303 is a slow-evaporating, professional-grade thinner formulated for hot weather and high-humidity spray applications. Its controlled evaporation rate prevents solvent popping, blushing (micro-blistering), and dry spray, ensuring a smooth, glossy finish even in challenging conditions (30°C–40°C / 86°F–104°F). The 4L size is ideal for professional body shops working in summer climates or heated spray booths.

Key Features & Benefits

· Prevents Solvent Pop: Slow evaporation allows trapped solvents to escape cleanly, eliminating pinholes and bubbling in thicker clearcoat films.
· Eliminates Blushing: Reduces moisture absorption and hazing caused by high humidity (above 70% RH).
· Superior Flow & Leveling: Maximizes "open time" for the clearcoat to self-level, producing a deep, distortion-free gloss.
· Extended Pot Life: Keeps mixed material usable longer (3–4+ hours), reducing waste on large jobs.
· Heat-Optimized Formula: Specifically designed for ambient temperatures from 30°C to 40°C (86°F–104°F).

Technical Specifications

Property Specification
Type Slow Evaporation / Hot Weather
Evaporation Rate Slow (n-butanol = 1)
Appearance Clear, colorless liquid
Density Approx. 0.86 – 0.88 g/cm³ @ 20°C
Flash Point > 30°C (86°F) – Less flammable than fast/standard thinners
Recommended Temp 28°C – 40°C (82°F – 104°F)

Recommended Mixing Ratios

Product Thinner Ratio
Magicful A7000 Clearcoat 5 – 10% (reduce amount in hot weather)
Magicful A3000 Clearcoat 10 – 15%
Basecoats 50 – 100% (as required)
Large panel / full vehicle 5 – 10% extra for extended wet edge