TDM-L Series
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Overview
Applicable standards: ASTM D6962003, "Determination of Linear Expansion Coefficient of Plastics - Quartz Expansion Meter Method", Test Method for Average Linear Expansion Coefficient of Fiber Reinforced Plastics. This instrument can complete the sample linear variables, linear expansion coefficient, volume expansion coefficient, rapid thermal expansion, softening temperature and their change curves.
Main technical parameters
MODEL | TDM-40200L | TDM-30200L | TDM-0200L | TDM-L |
Experimental temperature range | -40~200℃ | -30~200℃ | 0~200℃ | Customized as per demand |
Heating speed | Automatically set by the computer program, heating and cooling speed is adjustable from 1 ~ 5℃/min. | |||
temperature control accuracy | 0.1℃ | |||
Automatically calculates | Expansion coefficient Volume expansion coefficient Linear expansion Rapid thermal expansion | |||
Compensation coefficient | Automatically calculate compensation coefficient and compensate automatically, or manually correct it (online). | |||
Data process | Automatically record, store, and print data, and print temperature-expansion coefficient curves. temperature interval can be set freely, with a min. interval of 0.1 to 1°C | |||
Deformation measurement | uses a high-precision grating micrometer sensor. Measurement range is ±12.7mm Resolution is 0.1um, Accuracy is 0.2um, Range is automatically corrected Expansion value measurement range is large and sample adjustment range is increased. | |||
Sample range | (2 ~ 15)mm * (2 ~ 15)mm * (20 ~ 150) mm both cylindrical and square is OK | |||
Bearing transmission | Imported linear bearing transmission is used to achieve friction-free transmission of expansion values, with excellent transmission accuracy and repeatability | |||
System measurement error | ±0.1% | |||
Power supply voltage | 220V±10%, 500W | |||
Computer and software | Equipped with a standard computer Data interface can be connected to a general-purpose computer All test operations are completed through the computer interface. Operation is easy to learn and a full set of software is provided. |