Table 2 The printing parameters used in experiments.

From: Influence of layer thickness and extrusion ratio on strand morphology, porosity, surface roughness, and anisotropic mechanical properties in FDM

Variable

Symbol

Value

Unit

Printing temperature

T

200

Printing speed

V

50

mm/s

Strand width

w

0.4

mm

Hatch distance

H

0.4

mm

Layer thickness

h

0.2, 0.3, 0.4

mm

Diameter of nozzle

d

0.4

mm

Flow ratio

γ

100, 105, 110, 115

%

Infill density

/

100

%

Infill pattern

/

Lines

/