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Medical PET Heat Shrink Sheath is a specialized polyester film designed to provide insulation, protection, and structural integrity for medical devices and components. Made from Polyethylene Terephthalate (PET), this heat shrink sheath offers exceptional electrical insulation properties, high tensile strength, and superior thermal stability, making it an essential component in the medical industry.
One of the primary advantages of Medical PET Heat Shrink Sheaths is their biocompatibility. This ensures that the material is safe for use in medical applications and does not cause adverse reactions when in contact with bodily tissues.
The excellent electrical insulation properties of PET Heat Shrink Sheaths help prevent electrical shorts and ensure the reliable performance of medical devices and components.
When heated, the PET Heat Shrink Sheath tightly conforms to the shape of the underlying components, forming a secure and protective layer. This shields the components from environmental factors such as moisture, dust, and mechanical impacts, thereby enhancing their longevity.
The material can withstand high temperatures without degrading or losing its insulating properties. This is particularly important in applications where medical devices are exposed to elevated temperatures, such as in sterilization processes.
PET Heat Shrink Sheaths are resistant to a wide range of chemicals, including disinfectants and sterilization agents. This makes them suitable for use in harsh medical environments, ensuring that the components remain protected and functional.
The lightweight and flexible nature of PET Heat Shrink Sheaths facilitates easy handling and application during the manufacturing process. They are available in various thicknesses and diameters, allowing manufacturers to select the appropriate size for different medical applications.
Medical PET Heat Shrink Sheaths are extensively used to insulate and protect catheters and medical tubing. They provide a secure and durable layer of insulation that helps prevent contamination and enhances the reliability of these critical medical devices.
In electrosurgical procedures, instruments are exposed to high temperatures and electrical currents. PET Heat Shrink Sheaths offer excellent thermal stability and electrical insulation, ensuring the safety and effectiveness of these instruments.
Implantable medical devices, such as pacemakers and neurostimulators, require robust protection from bodily fluids and mechanical stress. PET Heat Shrink Sheaths provide a biocompatible and protective layer that ensures the longevity and functionality of these devices.
In diagnostic equipment, such as ultrasound probes and imaging devices, PET Heat Shrink Sheaths are used to protect sensitive electronic components from environmental factors and mechanical damage.
PET Heat Shrink Sheaths are used to insulate and protect medical cables and connectors, ensuring reliable performance and preventing electrical shorts in critical medical applications.
In summary, Medical PET Heat Shrink Sheaths serve multiple critical functions in the medical industry. Their primary roles include providing superior biocompatibility, electrical insulation, mechanical protection, and thermal stability for a wide range of medical devices and components. The material’s chemical resistance and ease of application further enhance its utility, making it an essential component in ensuring the reliability and longevity of medical devices. Whether used in catheters, electrosurgical instruments, implantable devices, or diagnostic equipment, Medical PET Heat Shrink Sheaths offer a reliable and efficient solution for protecting and insulating critical medical components.
| PET热缩管技术参数（PET Shrink Tube Technical Parameters） | ||||
| 项目(Item) | 单位（unit） | 测试方法(Test Methods)/ 测量工具(Test Tool) | 结果（Result） | |
| 规格尺寸（specification and dimension） | 内径（inner diameter） | mm | 塞规(Plug Gauge) | 3—10 |
| 壁厚（Wall Thickness） | mm | 数显千分尺(Digimatic Micrometer) | 0.025-0.045 | |
| 长度（Length ） | mm | 卡尺(caliper)/钢尺(steel rule) | 可定制切割(Customizable cutting) | |
| 颜色（Colors） | / | 目视(visual) | 可定制颜色(Customizable colors) | |
| 形状（shape） | / | 目视(visual) | 压扁后撑圆(Flatten and round) | |
| 热特性（Thermal properties） | 收缩率（Shrinkage/Sizing） | % | 水浴锅(laboratory water bath) | 横向(lateral)：48±4 纵向(longitudinal)：8±3%（常规usual） 30%（特殊special） |
| 熔点（Melting point） | ℃ | DSC | Tm≥220 | |
| 长期使用温度（Long-term use Temperature Range） | ℃ | 烘箱(Oven) | ’-25—120 | |
| 短期使用温度（Short-term use Temperature） | ℃ | 烘箱(Oven) | ＜200 | |
| 收缩温度（Shrinking temperature） | ℃ | 热缩炉(Shrink furnace) | 70–190 | |
| 机械特性（Mechanical properties） | 拉伸强度（Tensile strength） | MPa | ASTM D638 | ≥30 |
| 断裂伸长率（Elongation at break） | % | ASTM D638 | ≥200 | |
| 电气特性（Electrical properties） | 表面电阻率（Surface resistivity） | Ω.cm | GB/T 1410 | ≥1×109 |
| 体积电阻率（Volume resistivity） | Ω.cm | GB/T 1410 | ≥1×1014 | |
| 生物相容性（Biocompatibility) | / | ISO 10993 | 通过ISO 10993细胞毒性测试、皮肤致敏测试、皮内刺激测试、急毒性和急热源性检测(Passed the ISO 10993 cytotoxicity test, skin sensitization test, intradermal irritation test, acute toxicity and acute heat source test) | |
