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va-Q-plus

Characteristics

The twenty-first century generation of thermal insulation must be thinner. To help you resolve difficult spatial design problems cost effectively va-Q-tec offers va-Q-plus panels.

va-Q-plus is the most advanced vacuum insulation panel. va-Q-plus is produced with a new production technique, therefore it is possible to make variant shapes and complex panels (cylinder shape, panel with holes, etc.). va-Q-plus has the lowest thermal conductivity combined with a long lifetime.

The core of va-Q-plus comprises inorganic oxides, up to 80 % being fumed silica and the rest IR opacifiers and a small amount of organic fibres. The core material is noncombustible, it is sealed in a high gas barrier film under vacuum. For va-Q-plus application a series production is required.

Applications

Because of the excellent insulation value and eonomic price the va-Q-plus can be used in all applications, where not much space is available but a high thermal resistance is necessary.
  • Packaging/Transport (thermal boxes, container, etc.)
  • Logistics (truck bodies, tank containers, cold-storage cells, etc.)
  • Domestic appliances (cooling and freezing applications, etc.)
  • Building application (facade cladding sandwiches, etc.)

Advantage

  • The best Price / Performance ratio
  • The most efficient vacuum panel up to now
  • Various and flexible shapes available
  • Very long lifetime

Product data

Surface color:Silver
Geometry:Various shapes
Density:170 – 200 kg/m³
Thermal conductivity:0.0035 W/(mK)
Temperature range during application:-70 to +80 °C
Humidity range during application:0 to 60 %
Internal gas pressure:< 5 mbar (at delivery)
Increase of gas pressure:ca. 1 mbar/year (measured, 20 mm thickness)
Dimension
=> Maximum (length x width):1750 mm x 1000 mm
=> Minimum (length x width):400 mm x 250 mm
Thickness:3 to 35 mm (1)
Length and width tolerance
=> 0 to 500 mm:+2 / -4 (2) mm
=> 501 to 1000 mm:+2 / -7 mm (2)
=> 1001 to 1750 mm:+3 / -10 mm (2)
Thickness tolerance:+/- 1 mm (2)
Specific heat:0.8 kJ/(kg K) (at room temperature)
U-value:0.18 W/(m²K) (at 20 mm thickness)
Mass per area:4 kg/m² (at 20 mm thickness)
External pressure load:ca. 120 kPa (at 10 % compression)
Lifetime:Up to 30 - 50 years

(1) The maximal thickness of a panel depends on the size of the panel. For very small panels the maximum thickness is 7 mm, a thickness of 35 mm is only possible for a panel size of over 1 m². Please contact us for your desired panel dimensions.

(2) Due to their special manufacturing process va-Q-plus panels are not ideally rectangular. The thickness at the edge is somewhat less than at the center. All dimensions, tolerances and insulation values refer to the insulating area from corner to corner.
Please note: There are between 10 mm and 20 mm seams at all sides of the panel.

All figures are intended as a guide and should not be used for preparing specifications.