U-POL Gravitex Plus HS Stone Chip Protector - Black
U-POL Gravitex Plus HS Stone Chip Protector - Black
High-Build Underbody Coating for Superior Protection
U-POL Gravitex Plus is a high-solids, one-component stone chip protector designed to restore the original textured finish found on OEM vehicle panels. This hard-wearing coating offers excellent resistance to abrasion, salt, moisture, and corrosion, making it ideal for protecting vehicle underbodies, wheel arches, sills, and lower body panels. Its sound-deadening and vibration-dampening properties also make it suitable for use inside compartments and enclosed structures.
Key Features & Benefits:
OEM-Grade Finish: Reproduces the original stone chip texture on automotive panels
Durable Protection: Shields against stone chips, road salt, damp, and rust
High Build Formula: Effectively covers weld seams and surface imperfections
Versatile Application: Use inside panels, wheel wells, and lower body areas
Ready-to-Use: Simple 1K (single component) application with no mixing required
Paintable: Can be overcoated with most modern paint systems for enhanced gloss and durability
Excellent Adhesion: Bonds to a variety of surfaces including metal, GRP, and primed substrates
Technical Specifications:
| Property | Detail |
|---|---|
| Type | 1K solvent-based underbody coating |
| Colour Options | Black (GRA/NB1), Grey (GRA/GG1), White (GRA/BW1) |
| Viscosity | 3.75 – 4.25 poise |
| Dry Film Build | 100–150 microns per coat |
| Coats Recommended | 1–2 |
| Flash-off Time (@20°C) | 10–15 minutes between coats |
| Overcoat Time (@20°C) | 4–6 hours (dependent on film thickness & temperature) |
| VOC Content | 430 g/l (EU limit: 840 g/l) |
| Shelf Life | 2 years (in original sealed container) |
Application & Surface Prep:
Substrates: Suitable for original paint, bare steel, GRP, SMC, glass fibre, polyester filler, and etch-primed aluminium or galvanised steel.
Surface Prep: Degrease using U-POL Precleaners (S2000/S2001/S2002), abrade as follows:
Cured paint: Wet flat with P400
GRP/filler: Dry flat with P180
Application Equipment: U-POL GUN/1 with 3–5 bar air pressure
Clean-Up: Use standard solvent-based gun cleaner or thinner
Safety & Storage:
Professional use only – always wear suitable PPE (refer to SDS)
Store in a cool, dry place at 5°C–25°C
Dispose of waste in accordance with local regulations
Why Choose Gravitex Plus?
Professionals rely on Gravitex Plus for its ease of use, durability, and authentic OEM-style finish. Whether you're restoring a vehicle, repairing stone damage, or finishing new panels, Gravitex delivers a clean, professional result every time.
