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Multibase SILASTIC® Q7-4840 Dow-Corning Biomedical Grade Liquid Silicone Rubber

Category Polymer , Thermoset , Rubber or Thermoset Elastomer (TSE) , Silicone , Silicone Rubber
Manufacturer Multibase
Trade Name SILASTIC®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Multibase SILASTIC® Q7-4840 Dow-Corning Biomedical Grade Liquid Silicone Rubber.pdf
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Material Notes:
Information provided by Multibase
Physical Properties Metric English Comments
Density 1.12 g/cc
0.0405 lb/in³
Relative, no post cure- press cured for 5 minutes; ASTM D792
Mechanical Properties Metric English Comments
Hardness, Shore A 44
44
no post cure- press cured for 5 minutes; ASTM D2240
47
47
post cured-2 hours at 200°C; ASTM D2240
48
48
post cured-4 hours at 200°C; ASTM D2240
49
49
post cured- 8 hours at 200°C; ASTM D2240
Tensile Strength, Ultimate 6.44 MPa
934 psi
post cured- 2 hours at 200°C; ASTM D412
7.143 MPa
1036 psi
post cured- 4 hours at 200°C; ASTM D412
7.45 MPa
1080 psi
post cured- 8 hours at 200°C; ASTM D412
9.45 MPa
1370 psi
no post cure, press cured for 5 minutes; ASTM D412
Tensile Strength, Yield 2.62 MPa
380 psi
at 200%, no post cure- press cured for 5 minutes; ASTM D412
3.86 MPa
560 psi
at 200%, post cured- 2 hours at 200°C; ASTM D412
4.01 MPa
581 psi
200%, post cured- 8 hours at 200°C; ASTM D412
4.10 MPa
595 psi
200%, post cured- 4 hours at 200°C; ASTM D412
Elongation at Break 300 %
300 %
post cured- 2 hours at 200°C; ASTM D412
313 %
313 %
post cured- 4 hours at 200°C; ASTM D412
324 %
324 %
post cured- 8 hours at 200°C; ASTM D412
540 %
540 %
no post cure, press cured for 5 minutes; ASTM D412
Tear Strength 26.1 kN/m
149 pli
Die B, post cured- 8 hours at 200°C; ASTM D624
27.5 kN/m
157 pli
Die B, post cured- 4 hours at 200°C; ASTM D624
28.4 kN/m
162 pli
Die B,post cured- 2 hours at 200°C; ASTM D624
36.8 kN/m
210 pli
Die B, no post cure- press cured for 5 minutes; ASTM D624
Compression Set 14.2 %
14.2 %
post cured- 8 hours at 200°C
21.4 %
21.4 %
post cured- 2 hours at 200°C; ASTM D395
24.1 %
24.1 %
post cured- 4 hours at 200°C; ASTM D395
77.3 %
77.3 %
no post cure, press cured for 5 minutes; ASTM D395
Thermal Properties Metric English Comments
Shrinkage 2.3 %
2.3 %
no post cure, press cured for 5 minutes
3.00 %

@Temperature 200 °C,
Time 7200 sec
 3.00 %

@Temperature 392 °F,
Time 2.00 hour
 post cured
3.10 %

@Temperature 200 °C,
Time 14400 sec
 3.10 %

@Temperature 392 °F,
Time 4.00 hour
 post cured
3.20 %

@Temperature 200 °C,
Time 28800 sec
 3.20 %

@Temperature 392 °F,
Time 8.00 hour
 post cured
Processing Properties Metric English Comments
Processing Temperature 150 °C
302 °F
Cure Temp
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