Silicone Roll Material

Silicone Roll Material from Bellofram Silicones are both closed cell silicone sponge and extruded silicone products are made to a variety of AMS, ASTM, and Military specifications.  The rolls are available in a medium density sponge, along with a solid version available in a wide range of durometers.  Each roll comes standard in a 36 inch width and a variety of lengths depending on roll thickness.  These products are perfect for die cutting operations where the superior physical characteristics of silicone are needed and where molding profiles are not economical.

 

MATERIAL PROPERTIES FOR CLOSED CELL SILICONE SPONGE EXTRUDED ROLL MATERIAL
COMPOUND AMS
DESIGNATION
COMPRESSION
DEFLECTION (PSI)
HEAT AGE
22 hours @ +150° C
WATER
ABSORPTION
COMPRESSION SET
22 hours @ +100°C
 LOW-TEMPERATURE
FLEX
5 hours @ -55°C
5300 AMS 3195 6-14 Change in Compression Deflection ±5% 10% MAX 5% PASS
MATERIAL PROPERTIES OF BELLOFRAM SILICONES SOLID SILICONE EXTRUDED ROLL MATERIAL
SOLID SILICONE EXTRUDED PRODUCTS TO SPEC
A-A-59588 CL2A, GR40, GR50, GR60, GR70, GR80
ASTM D395 HEAT AGE,
70 Hours @+200°C (ASTM D573)
ASTM D2137 ASTM D471
COMPOUND DUROMETER, SHORE
“A”
TENSILE STRENGTH
min (PSI)
ELONGATION % min. COMPRESSION SET
70 Hours @ +100°C
HARDNESS CHANGE TENSILE CHANGE ELONGATION CHANGE BRITTLE POINT,
min.
°C 
WATER IMMERSION, VOLUME CHANGE %
6400 40 ± 5 700 240 35% ±10 -20% -40% -80 +10
6500 50 ± 5 700 200 35% ±10 -20% -40% -80 +5
6600 60 ± 5 650 159 40% ±10 -20% -40% -80 +5
6700 70 ± 5 650 125 40% ±10 -25% -40% -80 +5
6800 80 ± 5 650 100 45% ±10 -25% -40% -80 +6