THE CAPABILITIES ARE UNIQUELY ENABLED BY THE PROFLUIDICS 285D AND ARE FULLY COMPATIBLE ONLY WITH THIS SYSTEM.


Minimal Meniscus Effect
During 3D printing, standard 3D materials form a concave meniscus, where resin readily fills and adheres to corners and fine features of a mold. Once cured, this distorts the final geometry and reduces flow precision.
The Master Mold PDMS – Rapid HD significantly reduces the meniscus effect, enabling sharper details and molds that are accurate to the intended design. Ideal for researchers who require high-resolution 3D printed molds.


See the difference under the microscope
72% Faster Iteration
Standard 3D materials often require extra post-processing steps, such as silanization or surface coatings, before the 3D printed mold is suitable for PDMS casting.
Rapid HD eliminates these extra steps. PDMS can be cast directly into the mold without the need for silanization or release agents, then cured in a lab oven at 100°C (212°F) for just 1 hour, making the process up to 72% faster compared to standard materials.
The result is reduced risk of PDMS device damage, no cytotoxic leaching, and preservation of the mold’s quality for repeated use.
Smooth PDMS removal from the mold

0.18µm Ra Value
Rapid HD produces an exceptionally smooth surface finish, with a Ra value of 0.18µm. This smoothness facilitates easy demolding of cast PDMS devices, preserves fine intricate details, and enables strong, tight-seal bonding to substrates.
Mold Durability & Reusability
3D printed master molds can endure the high temperatures of a standard lab oven without losing detailed features. With proper post-processing and care, a single mold can be reused to cast multiple PDMS devices.
Use the mold to cast PDMS multiple times
4 Simple Steps to Create Master Molds At Benchside

STEP 01 | CAD
Create your master mold using a CAD software
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STEP 02 | POUR
Pour the specialized Rapid HD 3D material in the VAT, and put it in the printer

STEP 03 | 3D PRINT
Print your master mold with confidence, using the Rapid HD and a CADworks3D printer

STEP 04 | CLEAN
Post-processing involves a quick and easy cleaning and curing the master mold
Applications
Master Mold for PDMS – Rapid HD makes it easy to 3D print high-resolution molds for microfluidic devices. Its smooth surface helps PDMS peel off cleanly and bond securely to your chosen substrate—perfect for fast, reliable mold fabrication with great detail.
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Spiral Channel Device
- Droplet Generator
- Gradient Generator
- Y-Shaped Microfluidic Chip
- Capillary-Driven Microfluidic Device




Examples of master molds that are fabricated using Master Mold for PDMS – Rapid HD.
Interested in Rapid HD?
The capabilities of the Master Mold for PDMS – Rapid HD are uniquely enabled by the ProFluidics 285D and are fully compatible only with this system.

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