PRODUCTS

BOXER Rubberized Undercoat RR-77 WB

BOXER Rubberized Undercoat RR-77 WB is a high-quality, water-based protective coating formulated with elastomeric technology to protect the underbody, chassis, wheel arches, and other metal parts from corrosion, gravel impact, moisture, mud, and road noise.

This product forms a thick, elastic, and durable layer that helps dampen sound and provides long-term protection against extreme environmental conditions. Its water-based formula makes it more environmentally friendly, odor-free, and safe to use than solvent-based products.

SPECIALTIES

- Excellent Adhesion
- Elastic Layer (Doesn't Crack Easily)
- Stone Chip Resistant
- Excellent Anti-Rust Resistance
- Water & Mud Resistan
- Low Odor
- Easy to Appl
- Quick-Drying
- Strong & Durable
- Provides a Thick Layer
- Reduces Noise and Vibration
- Environmentally Friendly Formula

Product Packaging

1kg, 4kg, 20 kg

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AREAS OF APPLICATION
- Vehicle underbody
- Car and truck chassis
- Pickup truck bottom
- Inner fenders
- Wheel Arches
- Trailers and heavy equipment
- Metal components requiring anti-corrosion and stone chip protection.

SURFACE PREPARATION
For a new chassis or underbody:
- Ensure the surface is clean of dust, grease, oil, and other contamination.
- Lightly sand the surface with 240-320 grit sandpaper.

For a rusty chassis or underbody:
- Remove rust using a wire brush, grinder, or sandblaster.
- Clean off dust and any remaining rust.
- For best results, apply SCHON Epoxy Primer & Surfacer before applying BOXER Rubberized Undercoat RR-77 WB.

APPLICATION
- Dilute BOXER Rubberized Undercoat RR-77 WB with clean water according to the application method.
- Apply 2-3 coats (3 coats for critical areas). Ensure the previous coat is dry before applying the next coat.


Type Elastomeric Water Based
Appearance Doff/ Matte
Color Black
Specific Gravity (temp. 30 °C) 1.3 - 1.4 kg/lt
Volume of Solid
Type of Dilution Clean Water
Ratio of Dilution - 0 - 15% (Brush)
- 5 - 10% (Roller)

- 10 - 20% (Spray)

Dry Film Thickness (DFT) - 100 - 150 um per layer
Drying Time*
Touch Dry (30 °C)* 30 - 45 minutes
Hard Dry (30 °C)* 24 hours
Perfect Cure (30 °C)* 5 - 7 days
Recoating Intervals (30 °C)* 2 - 4 hours
Method of Application Brush, roll, spray
Theoretical Coverage ± 6 m2/ kg
Packaging 1 kg, 4 kg, 20 kg

*Bervariasi pada kondisi cuaca, suhu, sirkulasi, dan kelembaban udara