Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Dow DOWSIL EL-9140 DM Silicone Elastomer

Dow DOWSIL EL-9140 DM is a high-strength, addition-cure liquid silicone elastomer offering excellent thermal stability, low compression set, and outstanding flow for precision molding. Ideal for medical devices and automotive seals, it cures rapidly at elevated temperatures with minimal shrinkage and superior biocompatibility per ISO 10993.
  • dow dowsil el 9140 dm silicone elastomer_d18e157a
  • dow dowsil el 9140 dm silicone elastomer_d18e157a

Features Of Dow DOWSIL EL-9140 DM Silicone Elastomer

  1. High-transparency, platinum-cured liquid silicone rubber (LSR) with excellent optical clarity and UV stability.

  2. Low compression set and outstanding resilience for long-term sealing and gasketing performance.

  3. Excellent biocompatibility, compliant with ISO 10993-5 and USP Class VI for medical device applications.

  4. Fast cure profile at elevated temperatures, enabling high-throughput injection molding processes.

  5. Good adhesion to engineered thermoplastics and metals without primers in optimized bonding configurations.

Typical Applications Of Dow DOWSIL EL-9140 DM Silicone Elastomer

  1. Medical-grade wearable sensors and skin-contact patches requiring soft, hypoallergenic elastomers.

  2. Seals and gaskets for diagnostic equipment housings exposed to repeated sterilization cycles.

  3. Optical light guides and diffuser lenses in portable healthcare devices.

  4. Soft-touch overmolded grips for surgical hand tools and patient interface components.

  5. Microfluidic device encapsulation where dimensional stability and chemical inertness are critical.

Specifications Of Dow DOWSIL EL-9140 DM Silicone Elastomer

Chemical TypePlatinum-cured addition-cure liquid silicone rubber (LSR)
Product FormTwo-part liquid system (Part A: base; Part B: catalyst)
AppearanceClear, low-viscosity liquid (Part A); colorless to pale yellow liquid (Part B)
Primary ApplicationsMedical devices, wearable electronics, optical components, precision seals
Key FeaturesBiocompatible, optically clear, fast-curing, low-compression-set elastomer
BenefitsReduced cycle time in LSR molding, consistent part quality, regulatory-ready formulation
Cure Temperature Range110–160 °C (optimized at 130–150 °C)
Shelf Life (unopened, 25 °C)12 months from date of manufacture


Get in Touch with ERICW
Let competitive chemical materials go global.

Your Name *

Your Email *

Your Phone

Country

Your Message *