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

Dow SILASTIC 3D 3335 Silicone Rubber

Dow SILASTIC 3D 3335 is a platinum-cured liquid silicone rubber (LSR) from Dow’s SILASTIC 3D series, engineered for high-resolution 3D printing of medical-grade elastomeric parts. It offers excellent biocompatibility, tear strength, and dimensional stability, enabling precise, repeatable fabrication of complex geometries in additive manufacturing applications.
  • dow silastic 3d 3335 silicone rubber_219d9079
  • dow silastic 3d 3335 silicone rubber_219d9079

Features Of Dow SILASTIC 3D 3335 Silicone Rubber

  1. High-resolution 3D printing compatibility with precise feature replication and smooth surface finish.

  2. Excellent tear strength and elongation at break for durable, flexible end-use parts.

  3. Biocompatibility tested per ISO 10993-5 and ISO 10993-10, suitable for medical device prototyping.

  4. Low viscosity liquid silicone formulation optimized for continuous inkjet (CIJ) and material jetting platforms.

  5. Post-cure thermal stability up to 200 °C with minimal shrinkage (<0.3%) for dimensional accuracy.

Typical Applications Of Dow SILASTIC 3D 3335 Silicone Rubber

  1. Functional prototypes of wearable medical devices and soft robotics components.

  2. Anatomical models for surgical planning and medical education.

  3. Custom-fit prosthetic liners and orthotic interfaces requiring skin-contact safety.

  4. Seals, gaskets, and fluid-handling components in low-volume industrial tooling.

  5. Consumer product concept models requiring realistic tactile feedback and flexibility.

Specifications Of Dow SILASTIC 3D 3335 Silicone Rubber

Chemical TypePlatinum-cured liquid silicone rubber (LSR)
Product FormTwo-part liquid (Part A + Part B), ready-to-print formulation
AppearanceTranslucent, low-viscosity liquid (Part A); colorless to pale amber (Part B)
Primary ApplicationsMaterial jetting and inkjet-based additive manufacturing
Key FeaturesPrintable, post-curable, biocompatibility-tested, high elasticity
BenefitsRapid iteration of elastomeric parts without tooling; seamless transition from prototype to production-grade silicone behavior
Curing MethodThermal post-cure (e.g., 150 °C for 30 minutes)
Shelf Life6 months unopened at 5–25 °C


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