Engineered for detail. Built for results.
Rock Shot Products R98 Casting Alloy Pewter is a premium casting metal formulated for clean fills, sharp detail, and consistent performance. With a carefully balanced composition of 98% tin, 1.5% bismuth, and 0.5% copper, this alloy is ideal for casters who demand precision without defects.
98% Tin Base – Clean, high-quality casting metal
Bismuth-Enhanced Flow – Reduces shrinkage, improves fine detail
Copper Addition – Adds strength and durability
Excellent Mold Fill – Captures intricate features with ease
Reliable, Repeatable Results – Built for serious casting work
Fine detail castings
Jewelry and decorative items
Figurines and small molds
Prototype and precision parts
Custom metal casting projects
Tin (Sn): ~98%
Bismuth (Bi): ~1.5%
Copper (Cu): ~0.5%
Melting Range: 466°F – 590°F
Pouring Temp: Above melt range for optimal flow
Approx. 1 lb ingots (± tolerance)
Easy to handle, melt, and portion
The addition of bismuth is what sets this alloy apart — helping minimize shrinkage and allowing your castings to hold sharper edges and finer detail compared to standard pewter blends. If you're looking to buy casting pewter alloy for fine detail work, R98 delivers the performance serious casters rely on.
If your castings demand precision, consistency, and clean results, R98 Casting Pewter is the alloy that delivers.
Rock Shot Products
Rock Shot Products
Rock Shot Products
Rock Shot Products