Silicone Half-Sphere Mold – 25 to 70 mm

Silicone Half-Sphere Mold – 25 to 70 mm

Dreaming of creating ultra-shiny resin pendants, cosplay gems, 3D earrings or magical orb-style decorations? This silicone half sphere mold is exactly what you need.

Its soft, durable silicone ensures perfectly smooth hemispheres with no bubbles, no flaws and a glossy finish. The half-spheres come out clean and shiny, ready to be polished, drilled, assembled or embedded in your projects.

A must-have for DIY lovers, Etsy creators, makers, jewelry artists and geek/fantasy crafting fans.

Why This Mold Is a Must-Have

• Perfectly smooth half-sphere shapes

• Premium flexible silicone → unmolds without cracking

• Compatible with epoxy resin, UV resin, FIMO, soap, wax

• Great for DIY jewelry, pendants, earrings, ornaments

• Ideal for cosplay gems, magical orbs, fantasy crystals

• Durable, reusable, reliable

• Professional results even for beginners

Detailed Dimensions

• Half-sphere diameters: 25 mm, 30 mm, 50 mm, 60 mm, 70 mm

• Cavity depth: 15 to 30 mm depending on size

• Mold size: approx. 24 × 20.5 × 3 cm

• Number of cavities: 12

• Silicone thickness: ~3 mm (anti-deformation)

Technical Specifications

• Material: premium soft silicone

• Heat resistance: –40°C to +210°C

• Resin compatibility: UV resin, epoxy resin, polyurethane

• Modeling compatibility: FIMO, polymer clay, soap, wax

• Surface: smooth, glossy, non-stick

• Safety: non-toxic, BPA-free, odorless

• Durability: 200+ uses

• Cleaning: warm water + soap

💡 Creative Ideas (Geek & Cosplay)

• RPG-style gems (Zelda, Genshin Impact, FF)

• Magical orbs for cosplay staffs and weapons

• Kawaii pendants, clear or colored

• Realistic 3D creature eyes

• Crystal-like earrings

• Decorative crystals for dioramas or scrapbooking

FAQ

Is this half sphere mold compatible with UV resin and epoxy resin?

Yes.
This silicone half sphere mold works with UV resin and epoxy resin. Its flexibility makes unmolding easy and crack-free.

How do I avoid bubbles in resin half-spheres?

Pour slowly, use a toothpick to lift bubbles, and use gentle heat if needed.

Does the mold give a glossy finish?

Absolutely.
The smooth interior produces shiny half-spheres. You can enhance the shine with resin top coat or light polishing.

Is this mold good for cosplay gems?

Definitely!
It’s perfect for cosplay gems, magical orbs, fantasy crystals, earrings and pendants inspired by games and anime.

Can I use FIMO or polymer clay in this half sphere mold?

Yes — just demold before baking.

Is the mold food-safe?

Depends on certification (LFGB/FDA).
Always keep separate molds for food and resin.

Do I need a release agent?

Usually no, but you can use one for very hard resins with heavy pigments.

Ready to craft gems, pendants and half-spheres worthy of top-tier fantasy artisans?
Add the Silicone Half-Sphere Mold to your cart and start creating in 3D!
Show us your creations with #CosplaySmart ✨💎