Table 6 Studies on impact strength and their results.

²⁹

H (Ivoclar)

ProBase^® Hot (Ivoclar Vivadent AG)

(LulzBot TAZ 6; Aleph Objects Inc.), using a 3D filament of PMMA (Material4print), (Form 2; For-mlabs Inc) for SLA group

100

1.39

0.06

C (Ivoclar)

ProBase^® Cold (Ivoclar Vivadent AG)

1.47

0.1

M (Ivoclar)

Ivoclar Vivadent AG

1.77

0.02

3D FDM (Material4print) x

Material4print

0°

2.07

0.23

3D FDM (Material4print) y

90°

2.36

0.18

3D FDM (Material4print) z

45

0.93

0.04

3D SLA GR (Formlab) x

Formlabs Inc.

0°

1.65

0.05

3D SLA GR (Formlab) y

90°

1.59

0.04

3D SLA GR (Formlab) z

45

1.68

0.05

3D SLA DR (Formlab) x

0°

2.45

0.08

3D SLA DR (Formlab) y

90°

2.27

0.05

3D SLA DR (Formlab) z

45

2.14

0.03

⁴¹

M (Merz Dental GmbH)

(M-PM; Merz Dental GmbH)

(Form 2; For mlabs)

45

2.33

0.73

3D (Formlabs)

Denture Base RP; Formlabs)

0.39

0.18

⁴³

H (Major.Base.20)

(Major.Base.20)

(NextDent; 3D systems, Vertex Dental B.V., Soester berg, Netherland)

50

90°

6.32

0.5

3D (NextDent)

(NextDent)

2.44

0.31

⁸

M (Polident)

(Polident d.o.o. VolčjaDraga 42, VolčjaDraga, Slovenia)

3D printer (Phrozen Shuffle, Phrozen, Hsincu City, Taiwan)

100

45°

25.88

0.54

3D (NextDent)

(NextDent, Soesterberg, The Netherlands)

23.18

0.71

p (BreFlex)

(BreFlex Second Edition, Germany)

30.3

0.83

⁴

M (meliodent)

(Asiga MAXTM; ASIGA, Sydney, Australia)

50

45°

16.76

1.75

3D Dentona

Dentona Optiprint Denture 3D Printer resin (DentonaOptiprint Denture 3D Printer resin; Dentona AG., Dort-mund, Germany)

17.98

1.76

3D Asiga

ASIGA DentaBase (ASIGA DentaBase; ASIGA, Sydney, Australia)

16.76

1.75

3D Next Dent

NextDent Denture 3D+(NextDent Denture 3D+; Nextdent B.V., Soesterberg, Nether-lands)

15.2

0.69