塔式紫外老化试验箱（也称斜塔式）是环境试验箱里专门做紫外加速老化的主流机型，靠倾斜塔形结构 + 对称紫外灯管，精准模拟阳光紫外线、雨水凝露、高温高湿，几天到几周就能测出户外几年才出现的褪色、粉化、开裂、脆化等老化问题。适合标准片状样品，辐照均匀、占地小、数据准，是涂料、塑料、橡胶、建材、汽配的耐候测�?*、�/p>

二、工作原理：模拟阳光 + 雨水 + 高温，加速老化

简单说９�span style="font-style: normal; font-variant: normal; font-size-adjust: none; font-language-override: normal; font-kerning: auto; font-optical-sizing: auto; font-feature-settings: normal; font-variation-settings: normal; font-stretch: normal; font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; font-weight: 700; line-height: 24px; flex: 0 1 auto; flex-direction: row; justify-content: normal; align-items: normal; padding: 0px; margin: 0px; background-image: none; background-position: 0% 0%; background-size: auto; background-repeat: repeat; background-attachment: scroll; background-origin: padding-box; background-clip: border-box;">用紫外灯模拟阳光，用凝露 / 喷淋模拟雨水，用温控模拟高温，三合一加速材料老化、�/p>

1. 紫外光照：UVA-340�?15-400nm，模拟阳光短波紫外，温和老化�?UVB-313�?80-315nm，能量高，快速老化），辐照� 0.2-2.0W/m² 可调、�/p>

2. 凝露模拟：底部水箱加热产生蒸汽，在样品表面结露，模拟夜间露水 / 高湿，温� 40-60℃、湿度≥95% RH、�/p>

3. 喷淋功能（可选）：高压喷水模拟雨水冲刷，配合光照 / 凝露，更贴近户外真实环境、�/p>

4. 温度控制：光照时 40-80℃，凝露� 40-60℃，模拟夏季暴晒 / 湿热环境、�/p>

三、塔� vs 箱式：核心差异（选型必看（�/h2>

表格

对比顸�/th>	塔式（斜塔式（�/th>	箱式（卧式）
结构	斜塔倾斜，对称布�?/td>	长方体，顶部 / 顶部 + 侧面布灯
样品适配	标准薄片�?5×150mm），薄件优先	大件、不规则件�?D 样品
辐照均匀�?/span>	极高（�?% 内），距离固宙�/td>	一般（±10%-15%），易有阴影
占地	小（� 30% 空间（�/td>	�?/td>
价格	中（同规格比箱式� 10%-20%（�/td>	位�/td>
维护	灯管更换稍复杁�/td>	简单，空间大易操作
标准匹配	ASTM G154、GB/T 16426	GB/T 16442 等通用标准

四、核心优势：为什么选塔式？

1. 辐照超均匀：两侧对� 8 灯，样品距灯固定 50mm＋�span style="font-style: normal; font-variant: normal; font-size-adjust: none; font-language-override: normal; font-kerning: auto; font-optical-sizing: auto; font-feature-settings: normal; font-variation-settings: normal; font-stretch: normal; font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; font-weight: 700; line-height: 24px; flex: 0 1 auto; flex-direction: row; justify-content: normal; align-items: normal; padding: 0px; margin: 0px; background-image: none; background-position: 0% 0%; background-size: auto; background-repeat: repeat; background-attachment: scroll; background-origin: padding-box; background-clip: border-box;">无阴影、无死角，数据重复性强、�/p>

2. 占地小、效率高：塔形紧凑，一� 30 件标准样，适合批量测试、�/p>

3. 模拟真实户外�?5° 斜面 + 光照 / 凝露 / 喷淋循环，贴合阳光照射角度与干湿变化、�/p>

4. 寿命长、成本低：内� 304 不锈钢，灯管寿命�?600 小时，长期运行稳定、维护少、�/p>

5. 安全可靠：超温、缺水、漏电保护，24 小时连续运行无忧、�/p>

五、适用场景与样�?/h2>

• 行业：涂料油墨、塑料橡胶、建材（板材 / 型材）、汽车内� / 外饰、户外用品、纺织品、�/p>

• 样品：标准测试板、塑料薄片、涂层样板、橡胶试片、铝塑板、皮革等薄型、规则样�?/span>、�/p>

• 不适合：大件、不规则 3D 样品、重型部件（选箱式）、�/p>

六�?026 主流参数（国产一线）

• 灯管�?×40W，UVA-340/UVB-313 可逈�/p>

• 波长：UVA 315-400nm；UVB 280-315nm

• 辐照度：0.2-1.2W/m²�?40nm），精度 ±0.1W/m²

• 温度：光� RT+10~80℃；凝露 40~60ℂ�/p>

• 湿度：光� 30%-60% RH；凝露≥95% RH

• 样品数量�?0 件（75×150mm（�/p>

• 电源�?20V/50Hz�?kW

七、选型结论

• �选塔弎�/span>：样品是标准薄片、追汁�span style="font-style: normal; font-variant: normal; font-size-adjust: none; font-language-override: normal; font-kerning: auto; font-optical-sizing: auto; font-feature-settings: normal; font-variation-settings: normal; font-stretch: normal; font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; font-weight: 700; line-height: 24px; flex: 0 1 auto; flex-direction: row; justify-content: normal; align-items: normal; padding: 0px; margin: 0px; background-image: none; background-position: 0% 0%; background-size: auto; background-repeat: repeat; background-attachment: scroll; background-origin: padding-box; background-clip: border-box;">数据精准 / 辐照均匀、实验室空间有限、做批量耐候测诔�/span>、�/p>

• �不选塔弎�/span>：样�?span style="font-style: normal; font-variant: normal; font-size-adjust: none; font-language-override: normal; font-kerning: auto; font-optical-sizing: auto; font-feature-settings: normal; font-variation-settings: normal; font-stretch: normal; font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; font-weight: 700; line-height: 24px; flex: 0 1 auto; flex-direction: row; justify-content: normal; align-items: normal; padding: 0px; margin: 0px; background-image: none; background-position: 0% 0%; background-size: auto; background-repeat: repeat; background-attachment: scroll; background-origin: padding-box; background-clip: border-box;">大件 / 3D 不规刘�/span>、预算极低、需要频繁取放大件样品、�/p>

一、核心结构：斜塔造型，对称布�?/h2>

• 外形：倾斜塔状（斜面约 45°），占地比箱式小 30%，实验室省空间、�/p>

• 内胆 / 外壳：内� 304 不锈钢（耐紫� + 湿热腐蚀），外壳冷轧钢板喷塑，耐用易清洁、�/p>

• 灯管布局：两侧斜面各 4 支，兰�span style="font-style: normal; font-variant: normal; font-size-adjust: none; font-language-override: normal; font-kerning: auto; font-optical-sizing: auto; font-feature-settings: normal; font-variation-settings: normal; font-stretch: normal; font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; font-weight: 700; line-height: 24px; flex: 0 1 auto; flex-direction: row; justify-content: normal; align-items: normal; padding: 0px; margin: 0px; background-image: none; background-position: 0% 0%; background-size: auto; background-repeat: repeat; background-attachment: scroll; background-origin: padding-box; background-clip: border-box;">8 � 40W 荧光紫外�?/span>（UVA-340/UVB-313 可选），灯管中心距 70mm，样品与灯管距固宙�span style="font-style: normal; font-variant: normal; font-size-adjust: none; font-language-override: normal; font-kerning: auto; font-optical-sizing: auto; font-feature-settings: normal; font-variation-settings: normal; font-stretch: normal; font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; font-weight: 700; line-height: 24px; flex: 0 1 auto; flex-direction: row; justify-content: normal; align-items: normal; padding: 0px; margin: 0px; background-image: none; background-position: 0% 0%; background-size: auto; background-repeat: repeat; background-attachment: scroll; background-origin: padding-box; background-clip: border-box;">50mm，保证辐照均匀、�/p>

• 样品枵�/span>：斜置卡口式，放标准薄片样品�?5×150mm（�/span>，一次约 30 件；样品不动、受光角度一至�/span>、�/p>

• 控制系统�?-10 寸触摸屏，控温精� ±0.5℃、辐照度 ±0.1W/m²；可缕�span style="font-style: normal; font-variant: normal; font-size-adjust: none; font-language-override: normal; font-kerning: auto; font-optical-sizing: auto; font-feature-settings: normal; font-variation-settings: normal; font-stretch: normal; font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; font-weight: 700; line-height: 24px; flex: 0 1 auto; flex-direction: row; justify-content: normal; align-items: normal; padding: 0px; margin: 0px; background-image: none; background-position: 0% 0%; background-size: auto; background-repeat: repeat; background-attachment: scroll; background-origin: padding-box; background-clip: border-box;">光照 / 冷凝 / 喷淋自动循环，支� 1-9999 小时定时、�/p>