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Table 3 Measured and predicted fill density along with errors for the samples printed at 5 fill density percent values in triplicates

From: Understanding the relationship between slicing and measured fill density in material extrusion 3D printing towards precision porosity constructs for biomedical and pharmaceutical applications

Sample

Slic3r Fill Density %

Measured Fill Density %

Predicted Fill Density %

Abs. % Error (Predicted vs. Measured)

Abs. % Error (Sli3r vs. Measured)

1

9.58

12.78

12.46

2.5

25.1

2

9.58

12.99

12.46

4.3

26.5

3

9.58

13.15

12.46

4.7

26.7

1

20.36

23.97

23.30

2.8

15.1

2

20.36

23.88

23.30

2.4

14.7

3

20.36

23.81

23.30

2.1

14.5

1

32.33

35.58

34.03

4.4

9.2

2

32.33

35.07

34.03

3.0

7.8

3

32.33

35.34

34.03

3.7

8.5

1

15.00

16.36

15.88

2.9

8.3

2

15.00

16.36

15.88

2.9

8.3

3

15.00

16.62

15.88

4.5

9.8

1

40.00

42.80

41.21

3.7

6.5

2

40.00

43.06

41.21

4.3

7.1

3

40.00

42.69

41.21

3.5

6.3