DMD FPF flexible laminates

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Class F Flexible Electrical Insulation Laminate

Boon King Industries provides DMD FPF Flexible Laminates, a three-layer insulation material made from high-melting-point polyester film, polyester non-woven fabric, and Class F adhesive. It offers excellent thermal, electrical, mechanical, and impregnation properties for demanding electrical applications.

Designed for Class F insulation systems up to 155°C, DMD FPF is flexible, durable, and suitable for slot, interphase, and liner insulation in electrical motors and equipment.

Key Features

  • Temperature Class F – 155°C
  • High mechanical strength
  • Excellent electrical properties
  • Good tear resistance
  • High flexibility and malleability
  • Low moisture absorption
  • Good thermal conductivity
  • Long-term voltage endurance
  • Partial discharge resistance
  • Resistant to voltage spike damage
  • Compatible with varnishes and impregnating resins
  • Suitable for automatic insertion and heavy-duty winding

Applications

DMD FPF Flexible Laminates are widely used for electrical insulation in:

  • Electric Motors
  • Generators
  • Slot Liners
  • Phase & Interphase Insulation
  • Liner Insulation
  • Heavy-Duty Winding
  • Automatic Insertion Applications
  • Electrical Apparatus
  • Coil Bonding

Product Benefits

DMD FPF combines flexibility, mechanical strength, thermal resistance, and electrical endurance. Its compatibility with insulating varnishes and resins makes it suitable for winding and impregnation processes.

The material is designed to provide dependable insulation performance while maintaining good resistance against moisture, partial discharge, and electrical stress.

Available Forms

  • Rolls
  • Sheets
  • Strips
  • Pink and White Colors
  • Multiple Thickness Options

Technical Specifications

PropertyUnit0.15 mm0.18 mm0.23 mm0.30 mm
Thickness Tolerancemm±0.005±0.005±0.010±0.010
Grammageg/m²155192255355
Tensile Strength MD – Not FoldedN/10mm110134175259
Tensile Strength MD – After FoldedN/10mm107134170256
Tensile Strength TD – Not FoldedN/10mm102128165256
Tensile Strength TD – After FoldedN/10mm99126170253
Elongation MD%1412——
Elongation TD%1812——
Breakdown Voltage – Room TemperaturekV891215
Breakdown Voltage – 155°C ±2°CkV781113.5
Bending Property at Room Temperature—No Delamination
Banding at 180°C ±2°C for 10 min—No Delamination, No Bubble, No Adhesive Flow
Bending After Damp Exposure—No Delamination

Why Choose Boon King Industries?

Boon King Industries combines quality materials, technical knowledge, and dependable customer service to provide reliable electrical insulation solutions. DMD FPF Laminates can be supplied in different formats and specifications according to application requirements.

Need DMD FPF Flexible Laminates?

Contact Boon King Industries with your required thickness, width, format, color, or technical specification.