Silopren™ LSR 4020 is a two component 20A medical grade liquid silicone rubber with high transparency.
Silopren™ LSR 4020 is a two component liquid silicone rubber used to injection mold low durometer parts. It is transparent, can be easily pigmented and is processed in a 1:1 mix ratio. LSR 4020 is FDA and USP Class VI compliant making it suitable for healthcare applications.
Density: 1.08 g/cm³
Shore A hardness: 22
Tensile strength, N/mm²: 6.5
Elongation at break, %: 1000
Tear strength, N/mm: 15
Compression set (22 h at 175°C), %: 20
Primary Chemistry: Liquid Silicone Rubber
Excellent biocompatibility
Stability to ozone and UV light
Good transparency
High thermal stability
High recovery after puncture
Easily pigmentable
Elastomeric articles
Sealing elements
Catheters
Vibration dampers
Tube connectors
Medical equipment parts
Momentive offers a range of LSR products that enable the production of a broad range of disposable and reusable medical devices and supplies. It meets regulatory compliance, biocompatibility, and withstands repeated sterilization processes.
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