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Castable Wax 40 Resin Form 3 5 L

RS-F2-CW40-01

Formlabs | Castable Wax 40 Resin (Form 3)

$259.00

Castable Wax 40 Resin is a 40% wax-filled material designed for effortless 3D printing and casting of complex, highly detailed designs—from delicate bridal jewelry to larger, more demanding pieces. It accommodates a wide range of casting conditions and gypsum investments, offering low expansion and clean burnout for reliable results.

IMPORTANT: 5 L Container Requires a Resin Pump to work.
Size

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    Typically ships within 1 week

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  • Material Properties

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Ultimate Tensile Strength (Green)(ASTM D 638-10)

12 MPa

Tensile Modulus (Green)(ASTM D 638-10)

220 MPa

Elongation at Break (Green)(ASTM D 638-10)

13%

Temp @ 5% Mass Loss (Green)(ASTM E 1131)

290 ºC

Ash Content (TGA)(Green)(ASTM E 1131)

0.0 - 0.1%

Need more information?

We’re committed to providing expert insights and responsive service to guide you every step of the way. To get started, simply fill out the form below and we’ll be in touch shortly.

Need more information?

We’re committed to providing expert insights and responsive service to guide you every step of the way. To get started, simply fill out the form below and we’ll be in touch shortly.

Castable Wax 40 Resin by Formlabs

Experience the Benefits

Reliable Casting Performance

40% wax content and low expansion ensure consistent, defect-free lost-wax casting results.

Exceptional Detail and Finish

Captures intricate designs with smooth surfaces for professional-grade jewelry.

Clean Burnout

Burns out cleanly with minimal ash, preserving fine details and surface quality.

Seamless Digital Workflow

Integrates easily into digital design and printing for faster, more efficient production.

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frequently asked questions

What printers and resin tanks are compatible with Castable Wax 40 Resin?

It works with the Form 2 and Form 3/Form 3B printers, using the Form 2 Resin Tank LT or the Form 3/3B Resin Tank V2.1.

Do I need to post-cure printed Castable Wax 40 Resin parts before casting?

No — post-curing is not required for parts printed in Castable Wax 40, although you may optionally cure (without heat) for up to 30 minutes to improve handling strength.

What layer heights should I print with Castable Wax 40 Resin for best results?

Print at 25 µm or 50 µm layer height settings for this resin to capture fine details reliably.

Which types of jewelry work best with with Castable Wax 40 Resin?

It’s designed for both heavy pieces (e.g., signet/class rings) and intricate designs (e.g., engraved text, stone holes, filigree) thanks to its 40% wax fill and low expansion casting profile.

Is Castable Wax 40 Resin compatible with standard gypsum investment powders, and how clean is the burnout?

Yes — it supports a wide range of gypsum investment materials and offers very low ash content (0.0-0.1%) for clean burn-out.

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