HARDWARE / PRODUCTAdded 30 Jul 2026

Conductive Glass Fabric High-Temperature Vacuum Insulation

Beyond Gravity (ex-RUAG Space)
Conductive Glass Fabric High-Temperature Vacuum Insulation

Flexible high-temperature vacuum insulation for launchers up to 550 degrees C, free of hazardous components and tunable to customer requirements.

Typed specifications17 values

Discloses 5 of 7 fields engineers filter by in this category (category median 1).

Mass
429 g
datasheet p.2
Envelope (L×W×H)
108 x 108 mm
product page
Emissivity
0.93
datasheet p.2 0.93 thermal emittance of outer layer at 300 K, 3000-16700 nm
Solar absorptivity
0.08
datasheet p.2 0.08 solar absorptance of outer layer, 250-2500 nm
Operating temperature
-46.3 °C
max · useable in application with up to +500 °C · datasheet p.2
Product type
MLI
high temperature multi-layer insulation for launcher upper st… · datasheet p.1
Material
Conductive GlassFabric; polyimide foils (both sides coated); glassfibre spacer GSW 25 g
datasheet p.2
Thickness
0.4 mm
0,4 mm ± 5% · datasheet p.2
Areal density
0.429 kg/m²
weight 429 g/m² ±5% · datasheet p.2
Max available size (L × W)
10 m x 1,2 m (length x width, available dimension)
datasheet p.2
Outer layer
other
conductive glass fabric with ESD grid · datasheet p.2
Spacer between layers
other
glassfibre spacer GSW 25 g · datasheet p.2
Electrical grounding
other
electrically conductive due to ESD grid in outer layer (grid … · datasheet p.2
Outgassing
ECSS-Q-ST-70-02 compliant
Outgassing ECSS-Q-70-02A at +125 °C: TML glass fibre 0,11% / … · datasheet p.2
Mounting
tape or hook-and-loop
for the attachment of MLI blankets grommets and/or Velcros ca… · datasheet p.2

Each value is typed with its unit and measurement condition and cites the datasheet page it was taken from. Nothing is guessed: a field that is absent here has not been published by the manufacturer. machine-extracted ✓ checked by NewSpace Market ✓ manufacturer confirmed by the manufacturer.

As published by the supplier10 lines, in the manufacturer's own wording
Maximum temperature
Up to 550 degrees C
Type
High temperature vacuum insulation, conductive glass fabric
Advantages over ceramic fabrics
Greater flexibility, no hazardous components, adjustable performance
Weight
429 g/m2 ±5%
Thickness
0.4 mm ± 5%
Width
1.2 m
Length
10 m
Solar absorptance (αs)
0.08
Thermal emittance (300K)-(ε)
0.93
ESD grid dimension
108 x 108 mm

About

Beyond Gravity is a leading provider of comprehensive and reliable thermal insulation solutions for the launcher industry, enabling customers to achieve mission success in even the most challenging environments.

The Conductive Glass Fabric is a cost-effective and high-performance insulation solution for applications up to 550 degrees C. It offers a number of advantages over ceramic fabrics, including greater flexibility, no hazardous components, and the ability to adjust performance to customer requirements.

Beyond Gravity production processes are proven by many tests and extensive flight heritage, ensuring that products meet the highest standards of cleanliness and quality. The company offers industrialized mass production of MLI blankets as well as on-site integration of thermal hardware at the customer’s premises.

Documentation

Need the full ICD, test reports or a specific revision? Ask the supplier directly.

Source: www.beyondgravity.com ↗

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