mixed silicone rubberlocation：index>mixed silicone rubber>mixed silicone rubber
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Characteristic：High transparency and high tear resistance；Abrasion resistance fatigue resistance and good compression set ; Harmless to the human body
Applications: used for food grade, medical products with special purposes that require high transparency and good strength
Product after curing can be used between -50℃~250℃.
Technical indicators:
Pre vulcanization
FST-7020
FTS-7030
FST-7040
FST-7050
FST-7060
FST-7070
FST-7080
Surface
Transparent
Transparent
Transparent
Transparent
Transparent
Transparent
Transparent
Proportion
1.05±0.02
1.07±0.02
1.13±0.02
1.15±0.02
1.18±0.02
1.22±0.02
1.26±0.02
Curing ingredient
C-8
C-8
C-8
C-8
C-8
C-8
C-8
Standard dosage of vulcanizing agent
1.5
1.5
1.5
1.0
1.0
1.0
1.0
Post vulcanization conditions of vulcanization：170℃×5min×2mm
Surface
High transparency
High transparency
High transparency
High transparency
High transparency
High transparency
High transparency
Line shrinkage≤
3.4
3.3
3.2
3.1
3.0
2.9
2.8
Solidity(HA)
20±2
30±2
40±2
50±2
60±2
70±2
80±2
Tensile strength(Mpa) ≥
6.5
8
9
8.5
8.5
8.5
8
Elongation at break(%)≥
900
850
800
700
600
500
250
Tension set(%)≤
6
5
5
5
6
8
8
Tearing strength(KN/M) ≥
15
20
30
40
40
40
20
Breakdown voltage KV/mm ≥
22
22
22
22
22
22
22
Volume resistivity
1×10^14
1×10^14
1×10^14
1×10^14
1×10^14
1×10^14
1×10^14
Flame resistance
FV-1
FV-1
FV-1
FV-1
FV-1
FV-1
FV-1
c-8: White paste 2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane
The main components of silicone rubber:methyl vinyl silicone rubber, hydrated silica, constitution controller, mold discharging agent
This information is for reference only, if any doubt to the measured data shall prevail;
Vulcanizing agent varieties, the amount of the actual production requirements to prevail;
The vulcanization conditions are subject to the actual production requirements.
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