



Pen Blank Cavity Mold
Crafted by Jake Thompson using Alumilite Plat 25, this ready-to-cast silicone mold is designed for makers who want precision, durability, and easy release when casting custom pen blanks.
✔ Made for resin, urethane, and more – ensures smooth, detailed blanks every time.
✔ Perfect size – 5.25" length, 0.875" width, and 1.25" height inside cavity.
✔ Sturdy yet flexible silicone – holds its shape while allowing easy demolding.
Whether you're a woodworker, resin artist, or pen turner, this mold makes it easy to create high-quality, custom pen blanks with professional results. Start casting today!
Features
✅ Designed by Jake Thompson
Created by a maker, for makers—trusted quality from someone who knows the craft.
✅ Crafted with Alumilite Plat 25
Built for performance with a platinum-cure silicone known for its strength, flexibility, and long mold life.
✅ Precision Dimensions
Interior cavity measures 5.25" L x 0.875" W x 1.25" H – ideal for standard pen blanks.
✅ Easy Release, Every Time
Non-stick surface makes demolding your castings quick and frustration-free.
✅ Versatile Casting Compatibility
Works great with resin, urethane, and other casting materials.
✅ Durable + Flexible
Mold maintains shape through repeated pours but flexes just enough for easy part removal.