Specifications
DrARTEX EV VBB is a resonance-free second-layer insulation material for EV floors and wheel arches, where road noise and panel resonance need stronger control after the first damping layer.
Its layered construction combines a foamed-polyethylene layer, a heavy soundproofing membrane, and a non-woven surface to support sound-insulation treatment. The construction and acoustic role are the same across the published EV VBB variants; only the sheet and package format changes.
This variant uses a compact regular sheet format for controlled handling in floor and wheel-arch treatment.
A multi-layered combination of elastic foamed polyethylene, heavy layer membrane based on butyl-rubber mastic and non-woven fabric.
Install on clean, dry surfaces, including complex areas. Do not apply to corroded metal. Clean with water and a neutral detergent, allow the surface to dry, then degrease with a suitable solvent and let it dry completely. Press the material firmly from the centre outward to avoid trapped air, then roll it thoroughly. Apply in a working environment between +18 and +35°C.
Application areas: EV floors and wheel arches.
Material should be stored inside at temperature not higher than +40°С in horizontal position on a flat surface at a distance not less than 1 m from any heating systems; avoid any wet conditions and contacts with oils and direct sun. Do not stack the materials more than 1.2m in height.
Мастика: Г3
| Name of index | Value | Testing method |
|---|---|---|
| Material Thickness | 7mm | |
| Sheets per Package | 8 | |
| Sheet Length | 48cm | |
| Sheet Width | 30cm | |
| Total Sheet Area | 1.152m² | |
| Package Contents | 8 sheets 48x30cm | |
| Mastic | AEROSPACE + HEAVY | |
| Dimension (W*L*H) | 48 x 30cm per sheet | |
| Packaging Type | Corrugated cardboard carton | |
| Package Dimension (W*L*H) | 55.5 x 33.1 x 7.9cm | |
| Mass per m² | 9.5 to 6kg | GOST 17073-71 |
| Fire risk, burning rate | Non-flammable 100mm/min | ISO 3795-76 |
| Durability of connection between the material and the metal surface during flaking-off | >11.0N/cm | |
| Operating Temp. Range | -40 to +140°C | |
| Max. Temp. Intermittent | 160°C | |
| Package Weight | 13kg +/-10% | |
| Package weight | 10.3kg +/-10% | |
| Package volume | 0.01451m³ +/-10% |
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