Material Density g/cm3
Discharge Factor (Ka) g/cm3  
Flow Factor (Kf) bar/mm
Wall Thickness Factor (Ks)
ABS Novodur
1.05
0.92
2.3
s(mm)
Ks
ABS/PC Bayblend
1.13
0.95
2.6
0.4
11.9
CA  
1.28
0.97
2.6
0.5
9.2
LCP Zenite
1.67
1.38
1.6
0.6
7.3
Nylon 6 Ultramid
1.13
0.96
1.7
0.8
4.5
Nylon  6- 35GF Ultramid
1.41
1.15
1.7
1.0
3.0
Nylon 66 Ultramid
1.13
0.96
1.5
1.2
2.1
Nylon 66-35GF Ultramid
1.41
1.15
1.7
1.4
1.5
PBT Pocan
1.3
1.07
3.9
1.6
1.1
PBT 30GF Pocan
1.65
1.36
3.7
1.8
0.9
PC (lexan) Lexan
1.2
1.04
5.2
2.0
0.7
PC 30GF Lexan
1.44
1.3
4.0
2.5
0.5
PC/PBT Zenoy
1.22
1.04
3.8
5.0
0.5
PE-HD Hostalen
0.957
0.72
1.9
PE-LD Lupolen
0.917
0.7
1.2
PEI Ultem
1.27
1.2
4.4
PES Ultrason
1.37
1.2
3.2
PET 30GF Rynite
1.56
1.48
2.0
PMMA Plexiglass
1.19
1.04
2.2
POM Delrin
1.42
1.1
2.5
PP Daplen/FSC1012
0.905
0.73
1.8
PP Daplen/KS101
0.905
0.73
1.6
PP Daplen/SLF0812A
0.905
0.73
1.0
PP 20T Daplen
1.04
0.87
1.7
PPE/PA Noryl
1.1
0.92
1.9
PPS 40GF Fortron
1.65
1.45
3.6
PS-HI Polystyrol
1.05
0.967
1.4
PS Polystyrol
1.05
0.92
1.3
PSU Ultrason
1.24
1.1
2.9
PVC-rigid  
1.43
1.12
4.5
SAN Luran
1.08
0.96
1.9
TPE-A Pebax
1.01
0.83
2.2
TPE-E Hytrel
1.16
2.8
TPE-O Vistaflex
0.9
1.3
TPE-S 30GF Thermolast K
1.2
1.08
1.0
TPE-S   Thermoflex
1.19
0.98
1.2
TEP-U Desmopan
1.2
0.99
4.0
TPE-V Santoprene
0.97
0.72
1.3