Nanjing SiSiB Silicones Co., Ltd.
Nanjing SiSiB Silicones Co., Ltd.
SiSiB® LR7200
SiSiB® LR7200

LSR for Conductive OA Roller

It is a two parts and platinum curable liquid silicone rubber for injection molding process.


SiSiB® LR7200

Technical Data


Product

LR7215

LR7220

LR7230

Appearance

Black

Black

Black

Specific Gravity

0.999-1.001

0.999-1.001

0.999-1.001

Hardness (Shore A) (°A/Asker C)

3/15

5/20

10/30

Viscosity (Pa.s)

50-100

50-100

50-100

Tensile Strength (MPa)

Min. 0.6

Min. 0.6

Min. 0.8

Elongation at Break (%)

Min. 400

Min. 400

Min. 350

Tear Strength (KN/m)

Min. 2

Min. 2

Min. 2

Linear Shrinkage (%)

Max. 2.5

Max. 2.5

Max. 2.5

Tensile Set (%)

Max. 2

Max. 2

Max. 2

Rebound (%)

Min. 20

Min. 25

Min. 40

Compression Set (%)

(200°Cx4h 180°Cx22h, compress25%)

Max. 8

Max. 8

Max. 8

Curing Time (150°C)

Tc10≥8s,     Tc90≤50s


Product

LR7240

LR7250

Appearance

Black

Black

Specific Gravity

0.999-1.001

0.999-1.001

Hardness (Shore A) (°A/Asker C)

20/40

30/50

Viscosity (Pa.s)

50-100

50-100

Tensile Strength (MPa)

Min. 1.0

Min. 1.0

Elongation at Break (%)

Min. 350

Min. 350

Tear Strength (KN/m)

Min. 2

Min. 2

Linear Shrinkage (%)

Max. 2.5

Max. 2.5

Tensile Set (%)

Max. 2

Max. 2

Rebound (%)

Min. 50

Min. 60

Compression Set (%)

(200°Cx4h 180°Cx22h, compress25%)

Max. 8

Max. 8

Curing Time (150°C)

Tc10≥8s,     Tc90≤50s


Curing condition: 10 minutes at 140°C and post cure 4 hours at 200°C.


Application


  • LSR rubber silicone liquid for pinter roller, insulating OA roller. Printer and duplicating machine roller surface material.


Packing and Storage



  • In the unopened original container it has a shelf life of one year in a dry and cool place.


Sample? Literature? Pricing? Technical?
Recommended Liquid Silicone Rubber (LSR) Products
SiSiB® LR7200