Product features

(1) High thermal diffusivity: it has a very high thermal conductivity, which can effectively conduct heat from the heat source and is suitable for various applications requiring efficient heat dissipation.

(2)Bending resistance: The film has good flexibility, can adapt to a variety of complex surface shapes, to ensure stability and reliability in a variety of application scenarios.

(3)Light and portable: it is light in thickness and weight, easy to carry and install, and does not cause excessive impact on the overall weight and volume of the equipment.

(4)High electrical conductivity: graphite material itself has good electrical conductivity, so multi-layer composite graphite film also has a wide application prospect in electromagnetic shielding, touch screen and other fields.

Technical Parameters

Thickness (mm)	Width (mm)	Length (m)	Density (g/cm³)	Carbon Content	Thermal Conductivity (W/m·K)
0.05	500	100	1.5–1.75	99.5–99.9	300–450
0.06	500	100	1.5–1.8	99.5–99.9	400–500
0.08	500	100	1.5–1.9	99.9–99.9	400–600
0.1	500	100	1.5–1.85	99.5–99.9	400–500
0.12	500–1000	100	1.5–1.85	99.5–99.9	400–500
0.15	500–1000	100	1.5–1.95	99.9–99.9	400–600
0.2	500–1000	100	1.5–1.85	99.5–99.9	400–500

Customizable specifications available for thickness, width, length, and performance parameters upon request.

Application area

(1)Electronic devices: flexible electrodes, transparent conductive films (touch screens, OLED), high-frequency transistors.

(2)Energy storage: lithium/sodium ion battery cathode, supercapacitor electrode, fuel cell bipolar plate.

(3)Thermal management: CPU heat dissipation film, 5G equipment thermal pad, spacecraft thermal interface material.

(4)Electromagnetic shielding: absorption or reflection of electromagnetic waves, used in military industry and communication equipment.

(5)Environmental protection and medical: seawater desalination membrane, gas separation membrane, biosensor substrate.

Preparation method

The preparation method of multi-layer composite graphite film includes stacking the multi-layer graphite material, and making it closely combined through heat pressing, heat treatment and other processes to form a composite film with excellent properties.

Market prospect

With the continuous advancement of miniaturization, intelligence, and multifunctionality in electronic devices, the demand for heat dissipation materials has reached unprecedented levels. Multilayer composite graphite films have emerged as a groundbreaking solution in this field, celebrated for their exceptional thermal conductivity and flexible design. As graphene-based innovations continue to advance, these advanced composite materials are poised to unlock even greater market potential in the coming years.