New Products

Two Component Condensation Cure RTV Silicone Rubber (Rapid Cure Type)

X-31-2835-A/B

Features and Benefits

Application Examples

Comparison of Physical Properties with Conventional Products

Parameter Product name X-31-2835-A/B Two component
condensation
cure type
Conventional product
Two component
addition
cure type
Conventional product
Room
temperature
1 day

Tensile lap-shear
strength

MPa
PBT 0.2 (80)* 0.1 (0) 2.2 (100)
Al 0.3 (100) 1.1 (100) 2.4 (100)

Hardness   Durometer A

32 35 20
Room
temperature
3 days
+
Post cure
120°C×1h

Hardness   Durometer A

32 35 32
Cure
inhibition

Butyl rubber (S)

Cure Cure Not cured

Amine added (N)

Cure Cure Not cured
(Not specified values)

*Values in ():Cohesive failure ratio

General Properties

Parameter Product name X-31-2835-A/B

By-product gas

Alcohol
Before curing

Consistency

Liquid

Appearance

A/B: Creamy white

Viscosity at 23°C   Rotation number: 10s-1

Pa·s
38/30

Mix ratio

100:100

Pot life

min
9

Standard curing conditions

23°C ± 2°C / 50 ± 5% RH × 1 day
After curing

Density at 23°C

g/cm3
1.02

Hardness   Durometer A

32

Tensile strength

MPa
1.1

Elongation at break

%
150

Volume resistivity

TΩ·m
79

Dielectric breakdown strength

kV/mm
28

Relative permittivity   50 Hz

2.8

Dielectric dissipation factor   50 Hz

4.3 × 10-4

Tensile lap-shear strength (Al/Al)

MPa
0.3

LMW siloxane content   ∑D3-D10

ppm
300 ≥
(Not specified values)

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