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Über die thermische Ausdehnung des Si3N4

✍ Scribed by Shinichi Iwai; Akiyoshi Yasunaga

Publisher
Springer
Year
1959
Tongue
English
Weight
310 KB
Volume
46
Category
Article
ISSN
0028-1042

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✍ Karl, Veit-Holger ;Wolf, Frank-Peter 📂 Article 📅 1981 🏛 Wiley (John Wiley & Sons) ⚖ 661 KB

The linear thermal coefficient of expansion for high density polyethylene, extended to draw ratios 1 = 8 to 16 is a = -24. loF6 K -' at 20°C. This value results from the orientation of crystallites with an expansion coefficient a, = -12. K -' and from stresses in the amorphous phase. Using the mode