Table 2 Analysis of variance

Material

521447.776

1

521447.776

3684.392

<0.001

Varnish

3.265

1

3.265

0.023

0.879

Thickness

4329.522

2

2164.761

15.296

<0.001

Heat

601.633

2

300.816

2.125

0.121

Surface

45731.135

1

45731.135

323.122

<0.001

Material * Varnish

721.073

1

721.073

5.095

0.024

Material * Thickness

34.401

2

17.2

0.122

0.886

Material * Heat

2577.698

2

1288.849

9.107

<0.001

Material * Surface

4320.844

1

4320.844

30.53

<0.001

Varnish * Thickness

316.89

2

158.445

1.12

0.327

Varnish * Heat

3070.458

2

1535.229

10.847

<0.001

Varnish * Surface

1546.56

1

1546.56

10.928

0.001

Aging

24352.822

1

24352.822

16046.046

<0.001

Aging * Material

1791.061

1

1791.061

1180.128

<0.001

Aging * Varnish

21.624

1

21.624

14.248

<0.001

Aging * Thickness

47.442

2

23.721

15.63

<0.001

Aging * Heat

294.23

2

147.115

96.934

<0.001

Aging * Surface

334.746

1

334.746

220.564

<0.001