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透明陶瓷圆管

透明陶瓷圆管

Transparent Ceramic Tube

产品规格

Product Specifications

长 100 mm / 壁厚 12 mm / 外径 70 mm

100mm in length, 12mm in wall thickness, and 70mm in outer diameter

*其他尺寸可依图定制

Other sizes can be manufactured to customer drawings upon request

性能特点

Performance Characteristics

近紫外至中红外波长范围内透明性能优异 Excellent optical transparency from near-ultraviolet to mid-infrared wavelengths
高强度、高硬度、高刚性 High strength, high hardness, high stiffness
高热导率、低热膨胀系数 High thermal conductivity, low coefficient of thermal expansion
耐磨、耐酸碱腐蚀 Excellent wear resistance and chemical corrosion resistance
高电绝缘、低介电损耗 High electrical insulation and low dielectric loss
光学各向同性 Optical isotropy

性能指标

Typical property parameters

项目		数值
杨氏模量 (GPa) Young's modulus		300
泊松比 Poisson's ratio		0.26
弯曲强度 (MPa) Flexural strength		460
断裂韧性 (MPa·m^1/2) Fracture toughness		2.56
维氏硬度 (GPa) Vickers hardness		16.05
光学透过范围 (μm) Optical transmission range		0.2–6.0
光学折射率 Refractive index	n'_F@479.99 nm	1.7525
	n_d@587.56 nm	1.7436
	n'_c@643.85 nm	1.7405
	n_t@1013.98 nm	1.7299
阿贝数 Abbé number		62.2
雾度 (t = 8 mm) Haze		< 1%
介电常数（@24–77 GHz） Dielectric constant		8.75
介电损耗（@24–77 GHz）×10⁻⁴ Dielectric loss		2.90
介电强度 (KV/mm) Dielectric strength		66.32
体积电阻率 (×10¹⁴ Ω·cm) Volume electrical resistivity		1.62
比热容（@25°C）J/(g·°C) Specific heat capacity		0.95
热导率（@25°C）W/(m·K) Thermal conductivity		15.80
热膨胀系数（25–500°C）×10⁻⁶ K⁻¹ Thermal expansion coefficient		7.36

应用场景

Applications

透明陶瓷圆管咨询：13163368072