Natural graphite is sintered with flake graphite and earthy graphite, and its carbon content reaches 99% ~ 99.99%. Oriented film: Graphite film using advanced technology to make high-purity graphite materials to regular orientation structure
Pictures of the natural graphite sheet
Features of natural graphite sheet: * Excellent thermal conductivity: up to 500W/m·K * Lightweight: Specific gravity: 0.87 to 1.6 g/cm3 (30% lighter than aluminum, 80% lighter than copper in the same size) * Low thermal resistance, 40% lower than aluminum, 20% lower than copper * Low heat resistance with flexible Graphite sheet* * Low repulsion and easy to keep the product's shape after attaching * RoHS, REACH compliant * Siloxane Free
Parameters of the natural graphite sheet
TYPE
DSN60030
DSN60050
DSN60080
DSN60100
DSN60130
DSN60150
Carbon Content
99.80%
99.80%
99.80%
99.80%
99.80%
99.80%
Color
Dark Grey
Dark Grey
Dark Grey
Dark Grey
Dark Grey
Dark Grey
Thickness (mm)
0.03
0.05
0.08
0.1
0.13
0.15
Thickness Tolerance (mm)
±0.005
±0.005
±0.01
±0.02
±0.02
±0.03
Density (g/cm³)
1.5±0.1
1.5±0.1
1.5±0.1
1.4±0.1
1.3±0.1
1.3±0.1
Hardness (shore A)
85
85
85
85
85
85
Tensile Strength (psi)
650
650
650
650
650
650
UL Flammability Rating
94VO
94VO
94VO
94VO
94VO
94VO
Temperature Range
-40℃to400℃
-40℃to400℃
-40℃to400℃
-40℃to400℃
-40℃to400℃
-40℃to400℃
Thermal Conductivity(X-Y axis)
400-500 W/m.K
400-500 W/m.K
350-450 W/m.K
300-400 W/m.K
300-400 W/m.K
250-350 W/m.K
Thermal Conductivity (Z axis)
7~10 W/m.K
7~10 W/m.K
7~10 W/m.K
7~10 W/m.K
7~10 W/m.K
7~10 W/m.K
Thermal Resistance @100pis
0.07℃-in²/w
0.08℃-in²/w
0.9℃-in²/w
0.1℃-in²/w
0.16℃-in²/w
0.2℃-in²/w
@681pis
0.42℃-in²/w
0.51℃-in²/w
0.57℃-in²/w
0.66℃-in²/w
0.95℃-in²/w
1.07℃-in²/w
Volume Resistivity
11*10-4
ohm-cm
11*10-4 ohm-cm
11*10-4 ohm-cm
11*10-4 ohm-cm
11*10-4 ohm-cm
11*10-4 ohm-cm
Outgassing TML
0.15%
0.15%
0.15%
0.15%
0.15%
0.15%
Outgassing CVCM
0.09%
0.09%
0.09%
0.09%
0.09%
0.09%
TYPE
DSN60200
DSN60500
DSN60800
DSN61000
DSN62000
DSN63000
Carbon Content
99.80%
99.80%
99.80%
99.80%
99.80%
99.80%
Color
Dark Grey
Dark Grey
Dark Grey
Dark Grey
Dark Grey
Dark Grey
Thickness (mm)
0.2
0.5
0.8
1.0
2.0
3.0
Thickness Tolerance (mm)
±0.03
±0.05
±0.08
±0.1
±0.15
±0.15
Density (g/cm³)
1.2±0.1
1.1±0.1
1.1±0.1
1.0±0.1
1.0±0.1
1.0±0.1
Hardness (shore A)
85
85
85
85
85
85
Tensile Strength (psi)
650
650
650
650
650
650
UL Flammability Rating
94VO
94VO
94VO
94VO
94VO
94VO
Temperature Range
-40℃to400℃
-40℃to400℃
-40℃to400℃
-40℃to400℃
-40℃to400℃
-40℃to400℃
Thermal Conductivity(X-Y axis)
250-350 W/m.K
250-350 W/m.K
200-300 W/m.K
100-200 W/m.K
100-200 W/m.K
100-200 W/m.K
Thermal Conductivity (Z axis)
7~10 W/m.K
3~5 W/m.K
3~5 W/m.K
3~5 W/m.K
3~5 W/m.K
3~5 W/m.K
Thermal Resistance @100pis
0.25℃-in²/w
0.37℃-in²/w
0.5℃-in²/w
0.6℃-in²/w
0.77℃-in²/w
0.73℃-in²/w
@681pis
1.16℃-cm²/w
1.3℃-cm²/w
1.58℃-cm²/w
1.7℃-cm²/w
1.93℃-cm²/w
1.88℃-cm²/w
Volume Resistivity
11*10-4
ohm-cm
11*10-4 ohm-cm
11*10-4 ohm-cm
11*10-4 ohm-cm
11*10-4 ohm-cm
11*10-4 ohm-cm
Outgassing TML
0.23%
0.23%
0.23%
0.23%
0.23%
0.23%
Outgassing CVCM
0.16%
0.16%
0.16%
0.16%
0.16%
0.16%
Product Application
★ Widely used in the metallurgical industry as refractories ★ Widely used in the electronics industry as the electrode conductive material ★ Water-resistant lubricating material ★ Anticorrosion materials in petroleum metallurgical industry ★ Used in a centrifugal pump and other equipment: make a pump or a seal ★ Used in an industrial furnace: make industrial furnace parts ★ The point solution process is used as an electrolytic plate: quality assurance
Nine industries:
· High-temperature furnace · Metal industry · Glass refractories · Petrochemical industry · Automobile industry · Mechanical engineering · Electric discharge · Semiconductor industry · Photovoltaic power generation
About Dasen
Professional solution provider including pyrolytic graphite, silicone pad, die-cutting, specialties graphite, ceramic filtration membrane.
Services in telecommunications, industrial consumer electronics and medical, new energy vehicles, machinery, environmental engineering. Used in soft circuit board, backlight module, touch panel, mechanical hardware, finished product assembly, and environmental protection engineering industry Four factories: Jiangsu, Jiangxi, Anhui, and Qingdao. Certificates: ISO9001,IATF16949,ISO14001,UL...
Suzhou Sales Center
DASEN is a high-tech enterprise engaged in R&D, production and sales of pyrolytic graphite, specialties graphite, die-cutting, silicone pad, and plate ceramic membranes. The pyrolytic graphite factory is in Jiangxi; the specialties graphite is in Shandong; the silicone pad factory is in Jiangsu, and the ceramic membrane factory is in Anhui province. And the sales center is in Suzhou, Jiangsu.
Four factories in China
R&D Team
Dasen has a research and development team with 2 ph. D. leading more than 20 high-end R & D technicians. Dasen also owns a sound management process and advanced development tools.
Business Culture
DSN adheres to Taiji culture of respecting social and loving people, fulfilling social responsibility, publicizing the environment and development, and realizing the common growth of society, enterprises, and employees.
As Heaven's movement is ever vigorous, so must a gentleman ceaselessly strive along. DSN will work hard to press ahead and create new splendor.
Product workshop
Mineral processing of natural graphite sheet:
Quality control
* Quality policy - The policy aims at satisfying our customer by way of initializing updated quality management and sticking to the top requirement of "quality first" in an attempt to achieve an elite project finally. * Quality objective - Provide our customer with products in full line with relevant contract and standard by way of strictly conforming to quality control procedure and intensifying avoiding common quality faults to be sure of an effective operation of the quality assurance and quality control system, achieve a zero quality accident rate and realize good project construction quality. * Quality Assurance System and Function - Establish quality assurance and effective quality control system before construction in order to ensure the realization of construction quality objective. * Work - Post Responsibility - Responsibility of Project Manager
Inspection Equipment
Certificates
ISO9001-2015, ISO14001-2015, IATF16949-2016, UL
We obtained more than 30 invention patents and utility model patent and gained the honor: "scientific and technological innovation enterprises", "Jiangxi Province special new enterprises", "national high-tech enterprises"..
Partner and shipping
Packaging:
1. Shockproof foam and PET film covered - protection 2. Standard export carton or customized 3. Marked with customer's information or customized 4. QC department will check if the packing is strong enough.
Delivery time:
1. 2-7 days after receiving the deposit. 2. Accurate delivery date depends on the quantity and season.
