PerkinElmer公司的TMA 4000是一款设计简洁、使用方便、稳固耐用的热机械分析仪，非常适合于精确测量微型元器件/材料的膨胀系数（CTE）等应用领域。
false falsePerkinElmer公司的TMA4000是一款设计简洁、使用方便、稳固耐用的热机械分析系统，非常适用于精确测量小型元件的膨胀性能以及低膨胀系数，例如电路板、元件材料等。在如今预算明确而且RoHS、ASTM和ISO等法规要求日益严格的时代，实用高效的TMA可以让您的每位实验室工作人员都成为专家。此外，TMA4000可提供全套的合规夹具选项，满足不同行业、不同测试方法的严格要求。
| 最高温度 | 800 °C |
|---|---|
| 最低温度 | -80 °C |
| 便携式 | No |
| 技术类型 | Thermal Analysis |
| 保修 | 1 year |
TMA 4000, the simple, easy-to-use, rugged hermomechanical analysis system that’s ideal for measuring expansion of small components and low expansion rates – circuit boards, component materials, and so much more. And in these times of budgetary constraints and increasing regulatory requirements –RoHS ...
TMA4000 的设计大大简化了上述测试过程 ，非常适用于测量低膨胀率的小器件的膨胀。本应用文章提供了这些标准方法的一些案例。
TMA4000热机械分析仪（TMA）可以精确测量在程序设定温度范围内加热时样品尺寸的微小变化。它是一台具有小体积的台式实验室分析仪，但对于简单而精确测量热膨胀系数（CTE）却功能强大。它集成了很多特点来实现容易操作的同时，又拥有最大的精确度和灵敏度。
TMA4000 在包括确定有机物、金属、塑料和陶瓷的熔化和软化点在内的很宽的应用领域里得到了广泛的应用 。它的灵敏度足以检测弱的相变或者薄膜层的熔化，动态量程可以达到100% 的尺寸变化以观测熔化现象。由于其简便、牢固的设计，TMA4000 是许多工业特定试验条件下表征熔化性质的理想选择，从而免去复杂的流变测试。它的牢固可靠也使其成为教学装置最佳选择。
虽然动态机械分析能够确定一个塑料制品的模量，诸如包装中使用的薄膜，而TMA作为一项操作更简便的技术，能更简单地揭示与加工过程中机械尺寸相关的产品问题的来源，尤其是那些与应力释放相关的问题。从上述案例可以很清楚地看到包装成品塑料薄膜在加热时由于应力释放表现出可测量的尺寸变化。
热重分析和红外光谱（TG-IR）联用技术可以提供关于污染物数量和性质的详细信息，而且无需样品制备。本文将介绍热重和红外（TG-IR）联用技术得到的数据及分析结果。
土壤测定对于世界持续的人口膨胀来说至关重要。虽然一些以实验室为基础的技术可用于这些测量，但事实已表明中红外可以进行土壤污染程度和营养水平的分析，且快速和成本低。
塑料是当今全球使用量最多的材料之一。它们已广泛融入现代工业和商业生活方式，几乎对每类产品都做出了不可替代的重大贡献。
您将在本纲要中了解聚合物、塑料、橡胶和先进材料的广泛应用，以及这些应用如何简化您的工作并提升效率。
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聚合物市场充斥着大量工业产品制造商，有着多种不同的处理工艺，但仍面临着类似的挑战。 如为了实现产品高质量并降低成本，在竞争中领先一步，他们面临着越来越大的压力。
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