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Liquid Silicone Rubber LSR 2040

Two component 40A general purpose liquid silicone rubber with good thermal stability.

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Product Overview

Silopren LSR 2040 is a two component liquid silicone rubber used for injection molding. It is translucent, can be easily pigmented and is processed in a 1:1 mix ratio. LSR 2040 has high thermal stability and flexibility at low temperatures. 

Product Specifications

Density: 1.12 g/cm³
Shore A hardness: 40
Tensile strength, N/mm²: 9.0
Elongation at break, %: 750
Tear strength, N/mm: 25
Compression set (22h at 175°C), %: 25
Primary Chemistry: Liquid silicone rubber

Features & Benefits

High thermal stability
Flexible at low temperatures
Biocompatible
Stability to ozone & UV light
Can be sterilized with ethylene oxide and gamma radiation

Applications

Seals
O-rings
Stoppers
Diaphragms
Keypads
Bellows
Pacifiers
Baby teats
Respiratory devices
Nose pads
Cable connectors

Related Products

Momentive Core Silicone Elastomers

Momentive core silicone elastomers, which includes liquid silicone rubbers (LSRs) and high consistency rubber (HCR) products, are high-performance blends that provide process benefits such as extrusion, calendaring, molding, and dipcoating.

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