High Temperature Polycrystalline Insulation Paper – Rated up to 1600°C
Saffil Paper 1600 is a high-temperature flexible insulation paper manufactured from high-purity polycrystalline wool with specially selected organic binders. It provides excellent thermal performance, chemical resistance, flexibility and handling strength for demanding high-temperature applications.
With a classification temperature of up to 1600°C, Saffil Paper is designed for applications requiring reliable thermal insulation in extreme temperature environments. Its uniform structure, low thermal conductivity and smooth surface make it easy to handle, cut, wrap and shape.
Key Features
- High temperature stability up to 1600°C
- Excellent resistance to chemical attack
- High flexibility and good handling strength
- Smooth, uniform surface
- Low thermal conductivity
- Virtually free of unfiberised particles
- Easy to cut, wrap and form
- Available in multiple thicknesses
- Suitable for demanding industrial and high-temperature applications
Typical Applications
Saffil Paper 1600 can be used in a range of high-temperature applications, including:
- High-temperature expansion joints and seals
- Laboratory furnace linings
- Separation media for metal and ceramic processing
- Battery insulation
- Electrical equipment insulation
- High-temperature thermal insulation applications
Technical Specifications
| Product | Details |
| Material | High-purity polycrystalline wool |
| Colour | White |
| Classification Temperature | 1600°C |
| Density | 140–200 kg/m³ |
| Al₂O₃ | 90% |
| SiO₂ | 8% |
| Trace Components | 2% |
| Loss on Ignition | Approx. 7% |
| Thermal Conductivity 600°C | 0.16 W/mK |
| Thermal Conductivity 800°C | 0.20 W/mK |
| Thermal Conductivity 1000°C | 0.24 W/mK |
| Permanent Linear Shrinkage 1600°C | <4.0% / 24-hour soak |
Available Sizes
- 3mm × 550mm × 19 Metres
- AG offers product customisation, including cutting it in various shapes and sizes to suit your preference.
High Temperature Insulation from Associated Gaskets
Associated Gaskets supplies a broad range of thermal insulation materials for industrial applications, including thermal paper, felt, flexible sheet, blankets, cloth, boards and other high-temperature insulation solutions. With extensive product knowledge and fabrication capabilities, Associated Gaskets can assist with selecting and supplying materials to suit specific application requirements.
Contact Associated Gaskets for product availability, technical assistance and custom requirements.

