EVT HPCR HELLGRU (BRIGHT GREY)
Premium-grade neutral-curing silicone sealant in Bright Grey (Hellgrau), specially developed for cleanroom, cold room, and hygienic sealing applications with excellent elasticity and resistance to fungal growth.
📦 Full Description:
EVT HPCR Hellgrau (Bright Grey) is a single-component, neutral-curing silicone sealant designed for use in areas with high hygiene standards, such as cleanrooms, medical and food production environments, and laboratories. It combines excellent weather and UV resistance with a high level of elasticity and durability, making it suitable for both interior and exterior use.
This sealant is particularly suitable for non-porous substrates, including glass, ceramics, and metals. It contains fungicidal agents to resist mould and mildew growth and is low-odour, non-corrosive, and compliant with sanitary and industrial standards.
⭐ Key Features:
Neutral-curing – safe on sensitive materials like metal and natural stone
Bright grey (hellgrau) finish for modern, discreet sealing
Excellent adhesion to non-porous surfaces
High elasticity for movement joints (±25%)
Mould- and mildew-resistant – ideal for sanitary applications
UV, weather, and ageing resistant
Low odour and non-corrosive
Paint-compatible (DIN 52452-4)
Long shelf life, easy to apply and smooth
📊 Technical Specifications:
Base: Neutral oxime silicone
Colour: Bright Grey (Hellgrau)
Packaging: 310ml cartridge
Skin Formation Time: Approx. 15–25 minutes
Curing Speed: ~2–3 mm/24 hours
Movement Capability: ±25%
Shore A Hardness: ~25
Temperature Resistance: -40°C to +150°C
Application Temperature: +5°C to +40°C
Shelf Life: 18 months (stored in cool, dry conditions)
🛠️ Ideal For:
Cleanrooms and laboratories
Cold rooms and climate-controlled environments
Sanitary sealing in hospitals, kitchens, and bathrooms
Pharmaceutical, biotech, and food processing industries
Sealing between glass, ceramic tiles, aluminium, and steel
Hygienic expansion and perimeter joints
🧪 Instructions for Use:
Preparation: Ensure surfaces are clean, dry, and grease-free.
Application: Cut nozzle to the desired size and apply with a caulking gun.
Tooling: Smooth with a damp tool or finger within 5–10 minutes.
Curing: Allow 24–48 hours for full cure, depending on joint depth and conditions.
Clean-up: Remove uncured material with a suitable cleaner; cured sealant must be removed mechanically.