Polyolefin Compounds, Masterbatches and Elastomers

Mineral Filled Polypropylene - Corton

Appliances Grade Summary

Mineral Filled Polypropylene

TYPICAL PROPERTIESCalc Carb FilledBarium Sulphate FilledMar ResistantHigh Rigidity CopolWollas- tonite FilledMica Filled
 ASTM
Method
Unit
Specific GravityD792-1.080.992.081.051.051.201.06
Filler LevelPP 045%25117020203520
Melt Flow IndexD1238
230°/2.16kg
g/10 min4128121720916
Mould Shrinkage**D955%1.1 - 1.31.4 - 1.60.7 - 1.11.1 - 1.31.0 - 1.30.5 - 0.90.9 - 1.3
Tensile StrengthD638MPa27331328273242
Elongation at BreakD638%4088254325165
Flexural ModulusD790MPa2500173531002400283049003600
Izod Impact Strength
- notched
- unnotched
D256
D256
J/m
J/m
24
380
25
570
23
210
42
NB
44
595
29
280
19
185
Hardness-
Durometer D
D2240
D2240
Inst
15 sec
78
69
77
68
79
68
74
66
76
65
80
71
80
74
Hardness-
Rockwell R
D 78515 sec10010084909198113
Heat Deflection Temp.
- 0.45 MPa
- 1.82 MPa
D648
D648
°C
°C
118
57
116
55
108
60
116
-
132
70
130
82
146
90
Co-efficient of Linear
Thermal Expansion
D696 -30 to 30°C10-5per
° C
8958865

Corton Grade Summary

Mineral Filled Polypropylene

TYPICAL PROPERTIESTALC FILLED
   HOMOPOLYMERCOPOLYMER
 ASTM
Method
Unit
Specific GravityD792-1.061.051.251.251.240.971.041.041.14
Filler Level %202040404010202030
Melt Flow IndexD1238
230o/2.16kg
g/10min4.52151918121.5154
Mould Shrinkage **D955%1.1-1.31.1-1.30.7-0.90.7-0.90.7-0.91.2-1.61.1-1.31.1-1.30.9-1.2
Tensile StrengthD638MPa323330283526262425
Elongation at BreakD638%50301494902254880
Flexural ModulusD790MPa270028804300395046701690203020502450
Izod Impact Strength
- Notched
- Unnotched
D256
D256
J/m
J/m
27
500
26
380
25
230
20
210
17
185
61
1100
115
1200
41
490
45
500
Hardness -
Durometer D
D2240
D2240
Inst.
15 sec
77
70
77
70
79
72
79
71
81
75
74
65
73
65
73
64
73
66
Heat Deflection Temp.
- 0.45 MPa
- 1.82 MPa
D648
D648
°C
°C
126
68
128
70
132
81
130
77
148
102
116
57
119
59
117
59
122
69
Co-efficient of Linear
Thermal Expansion
D696 -30 to 30°C10-5
per °C
886669877

Note: The above grade range is only an example of the grades / specifications available, so please contact us as for a more suitable material for your application.