12×12 HDPE Resin Mold

(8 customer reviews)

Price range: $184.00 through $225.75

Big Space. Solid Structure. Built for Stunning Floral & Resin Masterpieces

12 inch by 12 inch HDPE Resin Mold with a 3, 4 o4 5 inch depth

The MOLDi 12×12 HDPE Resin Mold is a large-format, professional-grade tool — perfect for artists, florists, and resin crafters who want to transform full-size arrangements, layered compositions, or substantial keepsakes into resin-encased art. Whether you’re creating display pieces, memorial blocks, or statement decor, this mold gives you the volume, rigidity, and reliability you need for serious resin work.

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Description

✨ Why HDPE Is Ideal for Larger Resin & Floral Preservation Projects

  • Strong, rigid, and dimensionally stable: As HDPE is known for its strength and rigidity, this mold stays perfectly square throughout pours and curing — even when filled to the top. That stability helps prevent warping or shifting, which is critical for larger casts.

  • Non-stick surface for easier demolding: Resin rarely bonds permanently to HDPE. That means once your piece has cured, you can demold cleanly — a big advantage when you’re embedding full bouquets, petals, leaves, or other keepsakes.

  • Reusable and durable for repeated pours: HDPE molds hold up under repeated casting cycles. Investing in a 12×12 HDPE mold means you’re buying a long-term studio tool — ideal if you plan to produce multiple larger resin pieces.

  • Designed for large, volumetric resin projects: For large floral pieces, memorial blocks, layered designs, or statement art — the 12×12 size gives you the freedom to design expansively and thoughtfully.

🖼️ What You Can Create With It

  • Large floral preservation blocks — perfect for full bouquets, pressed arrangements, or statement floral slabs

  • Resin décor plates or art slabs — displayable pieces for walls, tables, or mantel décor

  • Commemorative or memory pieces — ideal for weddings, anniversaries, memorials, or gifting large-scale floral keepsakes

  • Mixed-media resin art — embed flowers, leaves, charms, pigments, or other keepsakes for layered depth and visual storytelling

  • Bulk production pieces — for shop-ready resin floral art, memorial blocks, or premium décor offerings

🌟 The MOLDi Advantage

As with every MOLDi mold, this 12×12 HDPE resin form is more than just a mold — it’s a crafted studio asset. You get:

  • Precision-machined surfaces and walls — ensuring clean lines, even pours, and reliable results

  • Studio-grade durability & reusability — so you don’t have to rebuild molds after every project

  • Optimal balance of size and usability — large enough for centerpiece pieces, yet manageable enough to fit typical workspaces and cure tables

  • Tailored for floral preservation & resin art — not generic pouring — our molds are built with your needs (flowers, keepsakes, layered art) top-of-mind

Additional information

Weight 7 lbs
Dimensions 16 × 16 × 6 in
Depth

3 Inches (Standard), 4 Inches, 5 Inches

8 reviews for 12×12 HDPE Resin Mold

  1. Chanel B. (verified owner)

    So excited ?

    • moldiadmin (store manager)

      So are we!!!!

  2. Amber (verified owner)

    I had a few questions upon receiving my mold and the response was on point. Not only were they helpful, but they responded quickly too so I didn’t have to wait to use it. Already ready to buy another!

    • moldiadmin (store manager)

      Wooohooo!!! So glad we could help ?

  3. April S. (verified owner)

  4. Olivia Bonilla (verified owner)

  5. Cassie Turgeon (verified owner)

  6. Erin (verified owner)

  7. Anne Niebch (verified owner)

    I get all of my square and rectangle molds from Moldi. This is because they have a great shine, I can get them rebuffed when needed, the sides do not cave in like silicone molds, and I can get up to 5 inches depth to cast large floral like king proteas. I don’t know what I would do without these molds!

    • moldiadmin (store manager)

      Thank you for the wonderful review!!!!

  8. Charrise (verified owner)

    My whole experience with dealing with Moldi has been exceptional. With being new to floral preservation from a different country (Bahamas) having all my questions answered and processing my order was great. David especially was awesome. I definitely will be ordering again.

    • moldiadmin (store manager)

      Thank you so much for taking the time to review! We are always glad to hear that our hard work to go above and beyond, to make our friends and customers feel special is noticed

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