Silicone rubber material for
Flame retardant high temperature resistant IOTA3751-30*, 40*, 50*, 60*, 70*
|
Item
|
IOTA3751-30*
|
IOTA3751-40*
|
IOTA3751-50*
|
IOTA3751-60*
|
IOTA3751-70*
|
|
Product
|
Oven, high temperature airtight sealing strip,
alloy jewelry mould, hot stamping rubber roller.
|
|
Products
Feature
|
Good heat resistant performance, colorless
transparent
|
|
|
280℃×48h
|
|
special
performance
|
heat-aging strength：3.0 MPa
heat-aging elongation：400%
heat-aging hardness
change：-10 HA
|
heat-aging strength：5.0 MPa
heat-aging elongation：400%
heat-aging hardness
change：2HA
|
heat-aging strength:5.0 MPa
heat-aging elongation：350%
heat-aging hardness
change：2HA
|
heat-aging strength：5.0 MPa
heat-aging elongation：300%
heat-aging hardness
change：5 HA
|
heat-aging strength：5.0 MPa
heat-aging elongation：200%
heat-aging hardness
change：3 HA
|
|
Appearance
|
Milk-yellow
|
|
|
Hardness
(HA)
|
30
|
42
|
51
|
60
|
69
|
|
Density（g/cm³）
|
1.15
|
1.17
|
1.18
|
1.21
|
1.22
|
|
Tensile
strength （Mpa）
|
8.0
|
9.5
|
11.0
|
10.0
|
11.0
|
|
Elongation
(%)
|
750
|
600
|
500
|
480
|
330
|
|
Tear
strength (N/mm)
|
12.0
|
15.0
|
25.0
|
25.0
|
25.0
|
Notes:
- Items containing "*"
represent the secondary vulcanization data; Others represent first
vulcanization data; “Y” for the liquid glue
- Hardness containing “C” represent ASKER
C Others represent Shore A
- Tear mark: A cut mouth with crescent
type cutter testing; C - domestic orthogonal cutting test; Not marked for JISK
type B
- Vulcanizing
agent: 2,5-bis[tert-butylperoxy]-2,5-dimethylhexane
