Silicone Rubber - Heat Cured Silicone Rubber (HCR), High Temperature Vulcanized Silicone Rubber (HTV)

SiSiB® HR2550 HCE

Introduction
SiSiB® HR2550 is the high rebound resilience heat cured silicone elastomers for molding.
Key Features
High rebound resilience
Excellent process ability.
Well balanced physical properties
50, 60, 70 durometer grades available
ROHS test passed
Typical Physical Properties
Product: SiSiB® HR2550 HCE
Appearance: Transparent
Curing Agent: C-15
Curing Agent Content: 2.0%
Curing Condition: 170°C x 10min
Hardness (Shore A) 50 +/- 2
Tensile Strength (MPa) Min. 7.0
Elongation (%) Min. 300
Tensile Set (%) Max. 8.0
Tear Strength (KN/m) Min. 20.0
Applications
Long life Keypad
Gasket / Roller
Parts
Packing and Storage
SiSiB® HR2550 is supplied in 20Kg box, with plastic bag inside. Store in a cool and dry place out of direct sunlight.
Technical Library
Download Technical Data Sheet Safety Data Sheet