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Silopren™ LSR 4050
Silopren™ LSR 4050 is a two-component, medical-grade liquid silicone rubber with high transparency, repeat sterilization resistance, and is easily pigmentable.
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- Manufacturer: Momentive
- Product Line: Momentive Silicone Elastomers
- Product: Liquid Silicone Rubber
- Industries: Building & Construction | Elastomers
- Authorized Countries: Canada | United States
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Authorized Countries
Canada
United States
Overview
Momentive Silopren™ LSR 4050 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. Silopren™ LSR 4050 is FDA and USP Class VI compliant, making it suitable for healthcare applications. Silopren™ LSR 4050 can be used to produce rubber medical devices with outstanding transparency and elastomer properties.
Silopren™ LSR 4050 provides high thermal stability, tear strength, and durometer shore A hardness of 51. Silopren™ LSR 4050 durometer shore hardness allows for recovery after puncturing. Momentive Silopren™ LSR 4050 silicone rubber components offer ease of processability and excellent biocompatibility.
Specifications
Appearance A-Part: Translucent
Appearance B-Part: Translucent
Density: 1.12 g/cm³
Shore A hardness: 51
Tensile strength, N/mm²: 10
Elongation at break, %: 600
Tear strength, N/mm: 35
Compression set, (22 h at 175°C), %: 25
Primary Chemistry: Liquid Silicone Rubber
Features & Benefits
- Excellent biocompatibility
- Stability to ozone and UV light
- Good transparency
- High thermal stability
- High recovery after puncture
- Outstanding sterilization capability for medical devices
- Easily pigmentable with color pastes
Problems Solved
FDA and USP regulatory requirements for the use of liquid silicones in medical and health care applications Low thermal stability and poor resistance to UV and ozone Issues with low clarity and sterilization stability
Applications
Elastomeric articles
Sealing elements
Bellows
Earplugs
Pipette nipples
Catheters
Vibration dampers
Tube connectors
Medical equipment parts
Related Chemistries
Elastomers
Related Functions
Building & Construction
Related Properties
Momentive Silicone Elastomers Articles
Momentive Liquid Silicone Rubber For Healthcare
Momentive Liquid Silicone Rubber (LSR) is a versatile class of elastomers that can be molded and cured quickly even at a higher temperature range.
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Learn how Momentive silicones are keep up with new technology and medical advances in the biopharmaceutical industry.
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