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SILPURAN® 6610/60 A/B

Chemical Family
Silicones

SILPURAN® 6610/60 A/B is a paste-like, two-component compound. Its vulcanizates are noted for their significantly reduced tendency towards radical-induced reattachment, i.e., healing, of slit valve surfaces during sterilization by gamma irradiation and e-beam (≤ 75 kGy). SILPURAN® 6610/60 A/B is designed for medical applications in compliance with the Wacker Silicones Health Care Policy, including implantation for less than 30 days.

Properties

Physical Form
Paste

Product families

Applications

Healthcare & Pharma — Medical
  • Medical Devices & Assemblies

Product Families

Elastomers — Specialty Elastomers
  • Silicone Elastomers

Other characteristics

Brand
SILPURAN
End Uses

Medical Devices, Medical/Healthcare Applications, Slotted Membranes, Valves

Features

E-Beam Sterilizable, Excellent Surface Properties, Fast Curing, Food Contact Acceptable, Low VOC, Low Volatility, Radiation Sterilizable

Polymer Name
Liquid Silicone Rubber (LSR)
Tear Strength
20.0 - 20.0 kN/m
Note

Cure conditions: 5 min / 165 °C in press, post-cured 4 h / 200 °C

Carrier
Liquid Silicone Rubber (LSR)
Markets
Healthcare & Pharma
Properties

SILPURAN® 6610/60 A/B meets selected test requirements of ISO 10993 and United States Pharmacopeia (USP) Class VI. It is designed for medical applications in compliance with the WACKER SILICONES HEALTH CARE POLICY including implantation for < 30 days and is particularly suitable for the economical production of large series of injection molded articles. At service temperatures above approx. 180°C the addition of heat stabilizers is recommended. Further information about an improvement of the heat stability by use of specific ELASTOSIL® Color Pastes FL can be obtained from the Technical Information Sheet "ELASTOSIL® Color Pastes FL" or the latest edition of our brochures.

Technology
Elastomers
Packaging Type
Pails
Labeling Claims
Food Contact Acceptable
Specific Features
  • Food-contact
  • Less self-healing
  • Reduced volatile content
Material Features
  • E-Beam Sterilizable
  • Excellent Surface Properties
  • Fast Curing
  • Food Contact Acceptable
  • Low VOC
  • Low Volatility
  • Radiation Sterilizable
Storage Information

Once opened, containers should always be resealed after use to prevent the platinum catalyst from being poisoned by amines, sulfur or phosphorus compounds.

Technical data

Table 1 of 2

7 rows
CharacteristicValueUnitMethod
Compression Set (at 22 hours, 175°C)15%DIN ISO 815-1 type B method A
Density1.23g/cm³DIN EN ISO 1183-1 A
Elongation (at break)300%ISO 37 Type 1
Rebound Resilience50%ISO 4662
Shore Hardness A60—DIN ISO 48-4
Tear Strength20N/mmASTM D 624 B
Tensile Strength7N/mm²ISO 37 Type 1

Table 2 of 2

2 rows
CharacteristicValueUnitMethod
Dynamic Viscosity (Shear rate 1 s⁻¹)500000mPa·sDIN EN ISO 3219
Dynamic Viscosity (Shear rate 10 s⁻¹)240000mPa·sDIN EN ISO 3219

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