Xiameter® ls-70 fluorosilicone rubber

XIAMETER® LS-70 Fluorosilicone Rubber
General-purpose 70 durometer rubber

FEATURES
APPLICATIONS
 XIAMETER® LS-70 Fluorosilicone Rubber is used for making molded, extruded, and calendered rubber goods. TYPICAL PROPERTIES
Specification Writers: These values are not intended for use in preparing specifications. Please contact your local XIAMETER® sales representative prior to writing specifications on this product. CTM1/ASTM
1CTMs (Corporate Test Methods) are similar to standard ASTM tests in most instances. Copies of CTMs are available upon request. Properties obtained using 1.0 phr STI-V on 0.075” thick (1.91mm) slabs press cured 10 min. at 171°C (340°F); slabs were not post cured. DESCRIPTION
general-purpose, 70 durometer stock that exhibits excellent fluid resistance to most hydrocarbon and silicone fluids. 175°C (-81 to 347°F) under immersion conditions, and
Table I: Properties obtained with Typical Molding- and Extrusion-Type Vulcanization Agents
These values are not intended for use in preparing specifications.

Formulations/Vulcanizing Agents
Test Methods/Physical Properties1
Compression Set, after 22 hrs/177°C (350°F) 1Obtained on slabs 0.075” thick; formulated, press cured, and post cured as indicated.  Suitable for making many Vulcanizing Agents
QUALITY CONTROL
PROCEDURES
Other vulcanizing agents are discussed in the fabrication HOW TO USE
FLUID RESISTANCE
Compounding
Blending
PRODUCT SAFETY
INFORMATION
Fabricating
XIAMETER is a registered trademark of Dow Corning Corporation. Dow Corning are registered trademarks of Dow Corning Corporation. 2011 Dow Corning Corporation. All rights reserved. Table II: Fluid Resistance of XIAMETER LS-70 Fluorosilicone Rubber1
These values are not intended for use in preparing specifications.

Durometer,
Strength,
Elongation
Immersion
, Percent
Conditions
1Obtained by adding 1.0 phr STI-V to XIAMETER LS-70 Fluorosilicone Rubber. Slabs 0.075” thick were press cured 10 min. at 171°C
(340°F); and post-cured 4 hrs. at 200°C (392°F) prior to testing.
Table III: Heat Resistance of XIAMETER LS-70 Fluorosilicone Rubber1
These values are not intended for use in preparing specifications.

Durometer, Points
Tensile Strength,
Elongation, Percent
Heat-Aging Conditions
Percent Change
1Obtained by adding 1.0 phr STI-V to XIAMETER LS-70 Fluorosilicone Rubber. Slabs 0.075” thick were press cured 10 min. at 171°C (340°F) and post-cured 4 hrs. at 200°C (392°F) prior to testing XIAMETER is a registered trademark of Dow Corning Corporation. Dow Corning are registered trademarks of Dow Corning Corporation. 2011 Dow Corning Corporation. All rights reserved.
Table IV: typical Vulcanizing Agents for XIAMETER LS-70 Fluorosilicone Rubber
These values are not intended for use in preparing specifications.

Recommended
Physical
Concentrations,
Fabrication
Peroxides
Trade Names
Conditions
Luperco is a trademark of Arkema, Inc.
Di-Cup is a registered trademark of Geo Specialty Chemicals, Inc.
LIMITATIONS
DOW CORNING
SPECIFICALLY DISCLAIMS
ANY OTHER EXPRESS OR
IMPLIED WARRANTY OF
FITNESS FOR A
PARTICULAR PURPOSE OR
MERCHANTABILITY.

SHIPPING LIMITATIONS
DOW CORNING DISCLAIMS
LIABILITY FOR ANY
INCIDENTAL OR
CONSEQUENTIAL
LIMITED WARRANTY
DAMAGES.
INFORMATION –
PLEASE READ
CAREFULLY
limited to refund of purchase price or replacement of any and is believed to be accurate. However, because conditions and methods of use of our products are beyond our control, this information should not be used in substitution for XIAMETER is a registered trademark of Dow Corning Corporation. Dow Corning are registered trademarks of Dow Corning Corporation. 2011 Dow Corning Corporation. All rights reserved.

Source: http://support.atf.ru/uploads/1501ba97699d33PDS_LS-70-eng.pdf