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Polyimide Insulating Film — High Temperature

Polyimide Insulating Film — High Temperature

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Amber non-adhesive polyimide film for high-temperature electrical insulation, component protection and precision laboratory applications. Supplied in 200 × 300 mm sheets with custom dimensions and shapes available on request.

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S4R Polyimide Insulating Film is a non-adhesive amber polyimide film designed for high-temperature electrical insulation, laboratory component protection and precision technical applications. Standard 200 × 300 mm sheets are available in selected thicknesses from 25 to 125 µm, with custom dimensions, shapes and roll formats available on request.

Key Features

✓ Non-adhesive polyimide film
✓ Characteristic amber transparent appearance
✓ 25 to 125 µm standard thickness range
✓ Long-term heat resistance ≥180°C
✓ Electrical insulating construction
✓ Custom dimensions and shapes available

Typical Applications

• High-temperature electrical insulation
• Laboratory equipment insulation
• Electrical component separation
• Coil and winding insulation
• Thin insulating liners and barriers
• Custom-cut technical insulation parts
Technical Specifications
Product Type High-temperature electrical insulating film
Material Polyimide (PI)
Adhesive None
Color Amber
Standard Sheet Size 200 × 300 mm
Available Thicknesses 25 / 50 / 75 / 100 / 125 µm
Package Quantity 5 sheets
Long-Term Heat Resistance ≥180°C — supplier specification
Electrical Insulation Yes
Custom Cutting Available on request
Available Thicknesses
Thickness Equivalent Sheet Size
25 µm 0.025 mm 200 × 300 mm
50 µm 0.050 mm 200 × 300 mm
75 µm 0.075 mm 200 × 300 mm
100 µm 0.100 mm 200 × 300 mm
125 µm 0.125 mm 200 × 300 mm
Custom Cutting Service
• Sheets can be supplied in custom dimensions according to the required laboratory application.
• Custom strips, discs, rings, washers and perforated components can be produced according to customer dimensions.
• Other sheet dimensions, thicknesses and roll formats are available on request. Contact S4R with the required dimensions or technical drawing.
Technical Notes
• Select film thickness according to the required balance between flexibility, mechanical handling and insulation thickness.
• Avoid creasing, scratching or puncturing the film where electrical isolation is critical.
• Temperature suitability depends on exposure duration, geometry and the specific operating environment.
Package Contents
5× Polyimide Insulating Film Sheets
200 × 300 mm — selected thickness
Selection & Custom Dimensions
Select the standard thickness according to the required insulation and mechanical characteristics. For custom dimensions, shapes, perforations or roll formats, contact S4R with the required dimensions or technical drawing.

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