Audited Supplier
| Characteristic | Unit | PURE GRAPHITE HT-1200 Series | POLYMER ENHANCED HT-2500 Series |
| Thermal Impedance @ 200 kPa | K-cm2 /W | HT-1205 = 0.59 HT-1210 = 0.66 | HT-2505 = 0.41 HT-2510 = 0.58 |
| Thermal Impedance @ 700 kPa | K-cm2 /W | HT-1205 = 0.30 HT-1210 = 0.40 | HT-2505 = 0.24 HT-2510 = 0.41 |
| Typical Thermal Conductivity @ 700 kPa Through-Plane • In-Plane | W/m-K | 10 • 150 | 16 • 120 |
| Typical Thickness with Tolerance 0.127 mm (0.005") ± 10% 0.250 mm (0.010") ± 5% 0.51 mm (0.020") ± 5% | - | HT-1205 HT-1210 HT-1220 | HT-2505 HT-2510 - |
| Electrical Resistivity In-Plane • Through Thickness | - | 60 • 1230 | 80 • 1550 |
| Hardness (Shore A) | - | 85 | |
| Coefficient of Thermal Expansion In Plane • Through-Plane | ppm/°C | -0.4 • 27.0 | |
| Flammability Rating | UL | 94V-0 | |
| Operating Temperature | °C | -40 to +400 | -25 to +125 |
| Specific Heat @ 25°C | J/g-°C | 0.71 | |
| RoHS Compliant | - | Yes | |
| Lead / Halogen Free | - | Yes | |
Keraf group was founded in 2014 under the exclusive and strategic mandate of GrafTech®, a world-renowned graphite brand with a history of more than 130 years, to expand the Chinese market. Our company is located in the complete industrial chain, full competition, with the world factory reputation of Dongguan City, China.
Keraf tech is a well-established and professionally managed corporation with nearly 10 years of distinguished record in research and development, production, and marketing of various interface materials and components in China domestic and overseas markets.
After nearly ten years of technology accumulation and intensive development, Keraf group has been transformed from a factory focused on OEM thermal management materials die-cutting production into a comprehensive industrial group with one-stop services such as ODM thermal tech design, hardware and plastic processing, LSR components, industrial coating materials and so on.
Keraf group's core products have covered 3C electronics, semiconductor, equipment, automotive, new energy, photovoltaic power generation, shipping, aviation and other industries to provide a full range of high performance, excellent quality interface material solutions.
Always adhering to the integrity, focus, innovation, win-win business philosophies, Keraf Group have already established and maintained a good cooperative relationship with many global clients. We are also looking forward to becoming one of your reliable and trusted long-term strategic partners.
