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ADR / DDR

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2 years 7 months ago #2876 by Ms Ali Hosseini
Ms Ali Hosseini created the topic: ADR / DDR
Greetings

i'm looking forward to designing tools
i have some questions ,i would be really thankful if u answers them

about Area Drawdown ratio:

is Area Drawdown equal to Shrinkage factor of plastics?

if yes what is the relation between ADR and Shrinkage factor?

for example if the shrinkage factor for PVC is 3% then what is PVC ADR?

-were can i find the ADR/DDR for different plastic material?

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2 years 7 months ago - 2 years 7 months ago #2884 by Peter J Stewart-Hay
Peter J Stewart-Hay replied the topic: ADR / DDR
Hello Ms Ali Hosseini,

Please read and carefully understand these two web pages:

www.bhtool.com/advisor-article2.htm
www.bhtool.com/advisor-article3.htm

Shrinkage is an entirely different subject.

Talk with various polymer suppliers to obtain their recommended DDRs

Thank you.

Regards,
Peter J. Stewart-Hay Principal
Stewart-Hay Associates
www.Stewart-Hay.com
This email address is being protected from spambots. You need JavaScript enabled to view it.
Last Edit: 2 years 7 months ago by Peter J Stewart-Hay.

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