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Multibase SILASTIC® 7-6840 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® 7-6840 Dow-Corning Biomedical Grade Liquid Silicone Rubber.pdf
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Material Notes:
Information provided by Multibase
Physical Properties Metric English Comments
Density 1.13 g/cc
0.0408 lb/in³
Relative, no post cure- press cured for 5 minutes; ASTM D792
Mechanical Properties Metric English Comments
Hardness, Shore A 42
42
no post cure- press cured for 5 minutes; ASTM D2240
46
46
post cured-4 hours at 200°C; ASTM D2240
47
47
post cured-2 hours at 200°C; ASTM D2240
48
48
post cured- 8 hours at 200°C; ASTM D2240
Tensile Strength, Ultimate 8.922 MPa
1294 psi
post cured- 4 hours at 200°C; ASTM D412
9.246 MPa
1341 psi
post cured- 2 hours at 200°C; ASTM D412
9.287 MPa
1347 psi
post cured- 8 hours at 200°C; ASTM D412
9.86 MPa
1430 psi
no post cure, press cured for 5 minutes; ASTM D412
Tensile Strength, Yield 2.34 MPa
340 psi
at 200%, no post cure- press cured for 5 minutes; ASTM D412
3.23 MPa
468 psi
200%, post cured- 4 hours at 200°C; ASTM D412
3.28 MPa
475 psi
at 200%, post cured- 2 hours at 200°C; ASTM D412
3.55 MPa
515 psi
200%, post cured- 8 hours at 200°C; ASTM D412
Elongation at Break 553 %
553 %
post cured- 8 hours at 200°C; ASTM D412
564 %
564 %
post cured- 4 hours at 200°C; ASTM D412
578 %
578 %
post cured- 2 hours at 200°C; ASTM D412
700 %
700 %
no post cure, press cured for 5 minutes; ASTM D412
Tear Strength 36.8 kN/m
210 pli
Die B, no post cure- press cured for 5 minutes; ASTM D624
45.4 kN/m
259 pli
Die B, post cured- 4 hours at 200°C; ASTM D624
47.0 kN/m
268 pli
Die B,post cured- 2 hours at 200°C; ASTM D624
48.7 kN/m
278 pli
Die B, post cured- 8 hours at 200°C; ASTM D624
Compression Set 18.2 %
18.2 %
post cured- 4 hours at 200°C; ASTM D395
19.9 %
19.9 %
post cured- 8 hours at 200°C
44.2 %
44.2 %
no post cure, press cured for 5 minutes; ASTM D395
67.6 %
67.6 %
post cured- 2 hours at 200°C; 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
3.00 %

@Temperature 200 °C,
Time 14400 sec
3.00 %

@Temperature 392 °F,
Time 4.00 hour
post cured
3.10 %

@Temperature 200 °C,
Time 28800 sec
3.10 %

@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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