Audited Supplier
| Characteristic | SS300 | SS350 | SS400 | SS500 | SS600 |
| Typical Thermal Conductivity In-Plane• Through-Plane (W/m-K) | 300•4.5 | 350•4.1 | 400 • 3.7 | 500 • 2.8 | 600 • 3.5 |
| Thickness Capability Range(mm) | 0.51-0.94 | 0.127-0.94 | 0.040-0.94 | 0.076-0.76 | 0.102-0.127 |
| Typical Roll Thickness(mm) • Typical Roll Width(mm) | 0.51•1000 0.94•610 | 0.20•610 0.48•610 0.94•610 | 0.040•355 0.051•355 0.076•559 0.127•610 0.200•610 0.250•584 0.510•584 0.940•610 | 0.076•400 0.127•440 0.200•457 0.400•508 0.760•305 | 0.102•182 0.127•182 |
| Thermal Contact Impedance Per Side(°Ccm2/W) @ specified thickness (mm) | 0.30@0.51 | 0.34@0.51 | 0.38@0.51 | 0.90@0.102 | 0.44@0.102 |
| Tensile Strength (MPa) | - | - | 9.7 | 7.7 | 9.7 |
| Electrical Resistivity In-Plane (µΩm) | 6.5 | 5.8 | 5.2 | 4.2 | 3.4 |
| Electrical Conductivity In-Plane •Through-Plane (S/cm) | 1,600•28 | 1750• 23 | 1,900• 18 | 2,400• 15 | 2,900• 10 |
| Coefficient of Thermal Expansion (ppm/°C) In-Plane • Through-Plane | -0.4 • 27.0 | ||||
| Specific Heat(J/g°C) @ 50°C | 0.81 | ||||
| Operating Temperature (°C) | -40 to +400 | ||||
| UL Flammability Rating | 94V-0 | ||||
| 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.
