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Teletest Focus+ was the first system to use long-range guided wave ultrasonic testing to detect corrosion in pipelines.
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Technical Discussions
yanxiang
yanxiang
02:51 Sep-11-2004
acoustic absorption of Low density polyethylene

Where can I find the frequency and/or temperature dependence of the acoustic absorption for the Low density polyethylene material?


 
 Reply 
 
Rolf D.
Director,
NDT.net, Germany, Joined Nov 1998, 609

Rolf D.

Director,
NDT.net,
Germany,
Joined Nov 1998
609
03:55 Sep-11-2004
Re: acoustic absorption of Low density polyethylene
----------- Start Original Message -----------
: Where can I find the frequency and/or temperature dependence of the acoustic absorption for the Low density polyethylene material?
------------ End Original Message ------------

You can try the following references:

Plastic Material's acoustic properties
http://www.ndt.net/links/proper.htm

Ultrasonic Testing in pipe extrusion
http://www.ndt.net/article/rohrext/us_pk/us_pk_e.htm
and open here the diagram "Sound attenuation"


 
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