Sand Casting Flask, 3.5", Aluminum 2 Piece Mold

The Pepetools Aluminum Sand Casting Flask is engineered for precision and durability in jewelry and small metal casting applications. Machined from solid aerospace-grade aluminum, this two-piece flask features a 3.5” internal opening, 3” depth, and a generous 1” pouring hole—ideal for casting silver, gold, bronze, and other non-ferrous metals.

A machined alignment pin ensures consistent registration between flask halves and also functions as a stabilizing support when pouring molds on your bench. The smooth interior finish aids in cleaner mold release and helps produce accurate results with each casting.

Key Features:

• Precision-machined from aerospace-grade aluminum

• 3.5” internal diameter and 3” depth—ideal for jewelry and small parts

• Oversized 1” pour hole for easy and efficient metal flow

• Built-in alignment pin for accurate flask alignment and improved stability

• Corrosion-resistant, easy-to-clean finish

• Proudly Made in USA

This flask is an essential tool for jewelers, metalsmiths, and small foundries looking for consistent results and professional-grade performance in sand casting.