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IX. THERMAL EXPANSIVITY OF SOLIDS

IX. THERMAL EXPANSIVITY OF SOLIDS

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Sources of Data:<br />

Other References:<br />

Discussion:<br />

<strong>THERMAL</strong> EXPANSION <strong>OF</strong> FLUOROTHENE or KEL-F<br />

Temp.<br />

0<br />

K.<br />

0<br />

20<br />

40<br />

60<br />

80<br />

100<br />

120<br />

14 0<br />

160<br />

Laquer and Head 1952.<br />

Polychlorotrifluoroethylene. The<br />

samples were, respectively, froma<br />

5 in. diameter rod of Fluorothene made<br />

by Union Carbon and Carbide and from a<br />

1/16 in. thick sheet of Kel-F made by<br />

M.W. Kellog and Co.<br />

Table of Selected Values<br />

'293 - LT<br />

L293<br />

L/35 x lo-s<br />

L1L4 I'<br />

LO70 'I<br />

LO19 I'<br />

962 'I<br />

900 'I<br />

834 'I<br />

763 I'<br />

686 I'<br />

Taken from NBS 29<br />

Pemp . 0<br />

K<br />

180<br />

2 00<br />

220<br />

240<br />

260<br />

273<br />

280<br />

293<br />

300<br />

604<br />

517 'I<br />

424 'I<br />

324 'I<br />

214 I'<br />

134 'I<br />

90 Io<br />

0 , 'I<br />

-52 II

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