Complaint
| Main items / Subitems | Specifications / Values | |||||
| Structure | Multi-layer coextrusion | |||||
| Appearance / Color | Roll/Transparent | |||||
| Single roll finish product available dimensional value | Typical Roll Thickness(μm) | 200±10 | ||||
| Typical Roll Width(mm) [Customizable] | 2000 | |||||
| Typical Roll Length(M) [Customizable] | 500 | |||||
| Main Characteristics | Items | Unit | Test method | Typical Value | ||
| Tensile Strength | Mpa | GB/T 13022-1991 | >35 | |||
| Elongation at break | % | GB/T 13022-1991 | >350 | |||
| Coefficient Of Friction(IN/IN) | N/A | GB/T 10006-1998 | <0.45 | |||
| Oxygen transmission rate ( at 23ºC,0%R.H) | cc/sq.m/day | ASTM D3985-1995 | <25 | |||
| Water vapor transmission rate (at 38ºC,90%R.H) | g/sq.m/day | ASTM F1249-2001 | <2.5 | |||
| Sealing Strength | N/15mm | QB/T2358-1998 | >45 | |||
| Sealing temperature | ºC | N/A | 165~180 | |||
| Sealing time | S | N/A | 2.5 | |||
| Sealing pressure | KPa | N/A | 250 | |||
| Haze | % | GB/T 2410-1980 | <18 | |||
| Storage Condition | Stored in original cartons at 70°F (21°C) and 50% relative humidity,avoid direct sunlight. | |||||
| Period Of Validity | It is best to use it within 12 months from date of delivery | |||||
| Product Main Features: 1>This product has good solvent resistance. 2>The special multi-layer structure arrangement of the product provides good mechanical properties and processing adaptability for the film. 3>The good film transparency of the product provides a transparent visual packaging effect for packaging items. 4>The product has good heat sealing performance, and the heat sealing temperature reaches 180 degrees Celsius. | ||||||
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.
