Sealing film for manual application, PARAFILM® M
Universal, semi-transparent, highly elastic film designed for airtight and moisture-proof sealing and many other manual applications. The film can be stretched up to 200% and forms a completely tight seal even with irregular shapes and areas.
- Resistant to polar substances such as saline solutions, inorganic acids and alkalis for up to 48 hours
- Effective temperature range −45 to +50 °C (melting point ca. +60 °C)
- Non toxic, free of plasticisers
Gas permeability in 24 hours at 23 °C and 50% relative humidity:
O2 (oxygen): ≤ 350 cm³/m²
N2 (nitrogen): ≤ 105 cm³/m²
CO2 (carbon dioxide): ≤ 1100 cm³/m²
Water vapour permeability in 24 hours at 37 °C and 90% relative humidity: 0,8 g/m²