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Cryogenic technologies group
Material Properties: Glass mat-epoxy
 Data Available:
 Linear Expansion

 

Linear Expansion
(chopped strand mat) 		Linear Expansion
(continuous strand)
.UNITS
 [(L-L293)/L293] x 10 5 unitless, eg. m/m [(L-L293)/L293] x 10 5 unitless, eg. m/m
a
 -6.5898E2 -4.392E2
b
 4.7697E0 1.525E0
c
 -2.9638E-2 -2.384E-3
d
 1.1501E-4 8.665E-6
e
 -1.4763E-7 -2.857E-9
Tlow (K)
 NA NA
f>
 NA NA
data range (K)
 77-293 77-293
equation range (K)
 77-293 77-293
curve fit % error relative to data
 2 2
equation of the form:
y = a + bT + cT 2 + dT 3 + eT 4
   >T > Tlow
y = f 
    T < Tlow
solves as expected: Where: Coefficients a-e are summarized in the appropriate table and T is the temperature in K (x-axis), and y is the property to solve for.

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