The Silbione® Difference...A Brand You Can Trust
for high quality healthcare silicone solutions

Call: 866-474-6342
silbione@elkem.com

The Silbione® Difference

Liquid Silicone Rubber (LSR)

LSR

Elkem Silicones understands how important performance and processability is when producing high quality precision molded parts for the healthcare market.

The Silbione® range of LSRs offer distinctive advantages of easy processing, easy release and high performance physical properties to improve part appearance and functionality, and productivity.

  • High Performance Low Durometer
  • High Performance High Durometer
  • Mid-Durometer
  • Fast Cure
  • Self-Lubricating
  • Overmolding

Typical Properties – Click on the product name to view the TDS

Product Durometer,
ShA
Tensile,
psi (MPa)
Elongation,
%
Tear Strength,
ppi (kN/m)
Specific
Gravity
Extrusion
Rate,
g/min
HC
Grade
LSR 4301 1 270 (1.9) 1100 45 (7.8) 1.07 (Viscosity
= 55k cps)
Ultra Low
Durometer
LSR 4305 5 480 (3.3) 1050 65 (11.5) 1.07 (Viscosity
= 60k cps)
LSR 4310 10 850 (5.8) 1020 115 (20) 1.09 315
LSR 4325 23 1250 (8.6) 970 180 (32) 1.11 105 Standard
LSR 4330 30 1340 (9.2) 800 185 (32) 1.11 100
LSR 4340 40 1250 (8.5) 660 230 (40) 1.12 90
LSR 4350 50 1225 (8.4) 600 270 (47) 1.12 85 Standard
LSR 60 59 1330 (9.1) 440 190 (33) 1.12 140 Overmolding
LSR 4360 60 1275 (8.8) 480 240 (42) 1.12 95 High
Performance
LSR 4365 65 1270 (8.8) 470 250 (43) 1.14 70
LSR 4370 70 1290 (8.9) 475 225 (39) 1.14 76
 LSR 4745 45 1240 (8.6) 635 255 (44) 1.10 120 Self Lubricating
LSR 4755 53 1140 (7.9) 570 220 (38) 1.12 120
LSR 4765 64 1170 (8.1) 454 220 (38) 1.12 90