MT175 耐高温175℃半硬医疗级KYNAR热收缩套管
应用
由辐照交联半硬医疗级含氟聚合物制成，具有优异的耐化学腐蚀和耐溶剂性能，耐温175℃，柔韧性、耐磨性优异，特别适用于医疗器械需要耐高温、耐摩擦的场合，对医疗器械电子元器件进行绝缘保护、机械保护、化学保护及应力解除等。
特性
收缩比：2:1
优异的阻燃性
耐高温175℃
USP Class VI材质，不含重金属
与蒸汽（极限环）、伽马、ETO、干热消毒兼容
优异的物理性能和耐化学腐蚀性能
符合ROHS、REACH环保规范
颜色
标准颜色：透明、黑色
其他颜色可定制
操作温度范围
连续使用温度范围：-55℃～175℃
起始收缩温度：155℃
完全收缩温度：175℃
符合标准
USP Class VI
ISO10993
性能指标
性能 | 指标要求 | 测试方法 | 典型值 |
纵向收缩率 | ≤10％ | ASTM D 2671 | ≤5％ |
抗张强度 | 34.5MPa min | ASTM D 638 | ≥40MPa |
断裂伸长率 | 150％ min | ASTM D 638 | ≥300％ |
老化后断裂伸长率 (热老化250℃,168小时) | 50％ min | ASTM D 638 | ≥200％ |
热冲击(300℃,4小时)
| 无裂纹 | ASTM D 2671 | 无裂纹 |
低温柔软性 （-55℃，4小时） | 无裂纹 | ASTM D 2671 | 无裂纹 |
绝缘耐压和击穿 | 2500V,60sec,不击穿 | ASTM D 2671 | 不击穿 |
体积电阻率 | 1013Ω•cm min | ASTM D 876 | ≥1013Ω•cm |
腐蚀性 | 无腐蚀 | ASTM D 2671 | 无腐蚀 |
阻燃性 | VW-1 | UL 224 | 通过 |
生物相容性 |
| ISO10993 | 通过 |
规格尺寸
规格 | 收缩前（mm） | 收缩后（mm） | 标准包装 （m/条或m/卷） | ||
英制 | 公制 | 内径（min） | 内径（max） | 壁厚 | |
3/64 | Ф1.2 | 1.2 | 0.6 | 0.25+0.05 | 1.22/200 |
1/16 | Ф1.6 | 1.6 | 0.8 | 0.25+0.05 | 1.22/200 |
3/32 | Ф2.4 | 2.4 | 1.2 | 0.25+0.05 | 1.22/200 |
1/8 | Ф3.2 | 3.2 | 1.6 | 0.25+0.05 | 1.22/200 |
3/16 | Ф4.8 | 4.8 | 2.4 | 0.25+0.05 | 1.22/200 |
1/4 | Ф6.4 | 6.4 | 3.2 | 0.30+0.08 | 1.22/100 |
3/8 | Ф9.5 | 9.5 | 4.8 | 0.30+0.08 | 1.22/100 |
1/2 | Ф12.7 | 12.7 | 6.4 | 0.30+0.08 | 1.22/100 |
3/4 | Ф19.1 | 19.1 | 9.5 | 0.43+0.08 | 1.22/50 |
1 | Ф25.4 | 25.4 | 12.7 | 0.48+0.08 | 1.22/50 |
11/2 | Ф38.1 | 38.1 | 19.1 | 0.51+0.08 | 1.22 |
2 | Ф50.8 | 50.8 | 25.4 | 0.58+0.08 | 1.22 |
其他规格尺寸可定制
MT175 175℃ Temperature Resistant Semi-rigid Medical-grade KYNAR Tubing
Application
MT175 is made of special irradiation cross-linked medical-grade fluoropolymer with outstanding chemical and solvent resistance and high-temperature performance. It is especially suitable for medical applications requiring high-temperature performance and fluid resistance. Well-suited for electrical insulation and strain relief of components that are exposed to high temperatures either during operation or during sterilization.
Characteristics
Shrink ratio: 2:1
Excellent flammability
High temperature resistant to 175℃
USP Class VI material, no heavy metals.
Compatibility with steam(limited cycles), gamma, ETO, and dry-heat sterilization.
Excellent physical and chemical properties
ROHS and REACH compliant
Color
Standard color: Clear, black
Other colors are available upon request.
Operating Temperature Range
Operating temperature: -55℃～175℃
Minimum shrink temperature: 155℃
Minimum fully recovery temperature: 175℃
Approvals
USP Class VI
ISO10993
Property
Property | Requirement | Test method | Typical data |
Longitudinal shrinkage | ≤10％ | ASTM D 2671 | ≤5％ |
Tensile strength | 34.5MPa min | ASTM D 638 | ≥40MPa |
Elongation at break | 150％ min | ASTM D 638 | ≥300％ |
Elongation after aging （250℃,168hrs） | 50％ min | ASTM D 638 | ≥200％ |
Heat shock (300℃,4hrs)
(175℃,4hrs)
| No crack | ASTM D 2671 | No crack |
Low-temperature flexibility（-55℃,4hrs） | No crack | ASTM D 2671 | No crack |
Dielectric voltage withstand | 2500V,60sec,no breakdown | ASTM D 2671 | No breakdown |
Volume resistivity | 1013Ω•cm min | ASTM D 876 | ≥1013Ω•cm |
Corrosion | No corrosion | ASTM D 2671 | No corrosion |
Flammability | VW-1 | UL 224 | Pass |
生物相容性 |
| ISO10993 | Pass |
Sizes
size | As supplied（mm） | After recovered（mm） | Standard packing （m/pc, m/roll） | ||
inch |
mm | Inside diameter（min） | Inside diameter（max） | Wall thickness | |
3/64 | Ф1.2 | 1.2 | 0.6 | 0.25+0.05 | 1.22/200 |
1/16 | Ф1.6 | 1.6 | 0.8 | 0.25+0.05 | 1.22/200 |
3/32 | Ф2.4 | 2.4 | 1.2 | 0.25+0.05 | 1.22/200 |
1/8 | Ф3.2 | 3.2 | 1.6 | 0.25+0.05 | 1.22/200 |
3/16 | Ф4.8 | 4.8 | 2.4 | 0.25+0.05 | 1.22/200 |
1/4 | Ф6.4 | 6.4 | 3.2 | 0.30+0.08 | 1.22/100 |
3/8 | Ф9.5 | 9.5 | 4.8 | 0.30+0.08 | 1.22/100 |
1/2 | Ф12.7 | 12.7 | 6.4 | 0.30+0.08 | 1.22/100 |
3/4 | Ф19.1 | 19.1 | 9.5 | 0.43+0.08 | 1.22/50 |
1 | Ф25.4 | 25.4 | 12.7 | 0.48+0.08 | 1.22/50 |
11/2 | Ф38.1 | 38.1 | 19.1 | 0.51+0.08 | 1.22 |
2 | Ф50.8 | 50.8 | 25.4 | 0.58+0.08 | 1.22 |
Other sizes are available upon request.
