50
Table 4.1 Performance properties of reactive sintered rubber waste determined by different
research groups
Characteristic
of rubber
wastes
Used additive
Reactive
sintering
conditions
Performance properties
References
Tensile
strength
(MPa)
Elongation
at break
(%)
Hardness
(°ShA)
Composition:
Natural rubber/
styrenebutadiene
rubber mixture
(there is no
information
about used
fillers)
Particle size:
0.18 mm
–
Pressure:
8.6 MPa
Time:
60 min
Temperature:
100–220 °C
0.6–4.0 50–400
–
Morin
et al.
(2002)
GTR
Particle size:
Below 1.6 mm
sulfur
(2 wt.%)
Pressure:
8–9 MPa
Time:
1.2–8 min
(3 min/mm
thickness of
product)
Temperature:
180–190 °C
2.2–2.9 112–185
59–65
Kowalska
et al.
(2010)
GTR
Particle size:
Below 1.0 mm
PU adhesive
binder with
variable
isocyanate index
(60 wt.%)
Pressure:
5 MPa
Time:
90 min
Temperature:
80 °C
3.2–6.8 139–208
65–80
Balas et al.
(2014)
GTR
Particle size:
1–2 mm
–
Pressure:
10 MPa
Time:
5–25 min
(5 min/mm
thickness of
product)
Temperature:
180–200 °C
0.5–0.7 25–40
~66
Quadrini
et al.
(2019)
GTR
Particle size:
0.075–
0.25 mm
sulfur (1.2
phr) + TBBS (0.8
phr)
Pressure: -
Time:
10 min
Temperature: -
6–7-9.5 160–240
–
Shen et al.
(2019)
GTR
Particle size:
Below 1.5 mm
di(2-tert-butylperoxyisopropyl)
benzene (1 phr)
Pressure:
4.9 MPa
Time:
5.4 min
Temperature:
180 °C
3.8
132
65
Our results
in the
laboratory
scale.
(continued)
Ł. Zedler et al.