DMD

DMD Specification

Length
50 m

Density
1.40 Gram per cubic centimeter(g/cm3)

Shelf Life
12 months

Thermal Conductivity
0.23 W/mK

Width
950 mm

Operating Temperature
Class B (130C)

Thickness
0.15 mm to 0.45 mm

Elongation
> 30%

Product Type
Flexible composite insulation paper

Application
Electrical insulation for transformers, motors, and generator coils

Material
Polyester film with non-woven polyester fabric (DMD composite)

Rated Voltage
3 kV - 6 kV

Tensile Strength
> 70 N/10mm

Function
Electrical insulation and mechanical reinforcement

Heat Resistance
Up to 130C

Paper Core
76 mm

Color
White

Weight
Approx. 100 g/m

About DMD

Lamifleece is a high temperature laminated insulation material, composed by two layers of non woven polyester and one central layer of polyester film.

FEATURES :

EXCELLENT THERMAL STABILITY.

HIGH DIELECTRIC STERNGTH

HIGH ABSORPTION CAPACITY.

HIGH TEAR,TENSILE & BURST STERNGTH.

RETAINED FLEXIBILITY

SATURABLE WITH RESINS & VARNISH

APPLICATION :

Slot & phase Insulation for Motors & Generators.

Layer & barrier Insulation for Dry type Transformers

LAMIFLEECE IS AVAILBLE IN DIFFERENT THICKNESS

Thickness : 0.16 /0.18/0.20/0.23/0.28/0.31/0.35 MM

Size : 1000 mm

Slitted sizes can be supply as per requirements.

Superior Electrical and Mechanical Performance

Engineered for high dielectric strength (40 kV/mm) and robust tensile properties, this DMD composite insulation ensures exceptional electrical protection and reliable mechanical reinforcement. Its thermal conductivity and Class B heat resistance support safe and enduring performance in demanding industrial settings.

Moisture and Flame Resistance

With moisture absorption 0.6% and self-extinguishing flame retardance, this DMD insulation provides reliable safety. Its smooth, even surface ensures consistent application, while adherence to IEC 60626 guarantees trustworthy performance in critical insulation scenarios.

Optimized for Convenient Handling and Installation

Supplied in standard rolls with a 76 mm paper core, each measuring 950 mm in width and 50 m in length, this material is easy to store and apply. Its white color and lightweight design (approx. 100 g/m) allow for efficient processing and seamless integration in various electrical equipment.

FAQs of DMD:

Q: How should DMD insulation be stored to maintain optimal performance?

A: DMD insulation should be stored in cool, dry, and dust-free environments to preserve its mechanical, electrical, and flame retardant properties. This will prevent moisture absorption and contamination, prolonging the materials 12-month shelf life.

Q: What benefits does DMD insulation offer for transformers and motors?

A: DMD insulation provides superior dielectric strength (40 kV/mm), excellent mechanical reinforcement, and reliable flame retardance. This ensures robust electrical insulation and protection in transformers, motors, and generator coils, extending the life and reliability of these components.

Q: When is it appropriate to use this DMD composite material?

A: This DMD composite is ideal for use in applications requiring Class B (130C) insulation, such as electrical machineryincluding transformers, motors, and generator coilswhere both electrical insulation and mechanical durability are essential.

Q: Where can DMD insulation be applied for optimal effectiveness?

A: DMD insulation is best suited for internal electrical insulation in transformers, electric motor windings, and generator coils, providing both electrical and mechanical protection in these environments.

Q: What is the process for installing DMD insulation in electrical equipment?

A: The DMD insulation can be easily cut to size and wrapped or layered into coils and assemblies. Its smooth, even surface and flexibility allow for straightforward installation around conductors and between coil layers, ensuring continuous insulation and reinforcement.

Q: How does DMD insulation ensure safety in use?

A: This product features self-extinguishing flame retardance, a high dielectric strength, and low moisture absorption. These attributes minimize the risk of electrical faults, fire hazards, and performance degradation in electrical equipment.

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