Alloys & Solders

Choose from 4 different temperature flow points of silver wire solder, ideal for hard (torch) soldering — also known as brazing — on silver jewelry...

Silver sheet solder for hard (torch) soldering and brazing of silver jewelry and metalwork. Each sheet weighs approximately 5 pennyweights (1/4 tro...

Silver Paste Solders from Otto Frei offer four flow-point options — Extra Easy, Easy, Medium, and Hard — giving jewelers and metalsmiths precise co...

Hi-karat yellow gold repair solders formulated for professional jewelry repair work. Made with higher gold content than most competing repair solde...

The Silver Wire Solder Kit offers a practical sampling of three flowing silver wire solders — Easy, Medium, and Hard — in a single package. Each le...

All Otto Frei Plumb Gold Solders are 100% Cadmium Free.Otto Frei's Plumb Gold Solders are made to the plumb standard, meaning the gold content matc...

Save time at the bench with pre-cut medium silver solder, sold in convenient packs weighing approximately 1/2 Troy Ounce (10 DWT). Each piece is cu...

Pre-cut hard flow silver solder in convenient 1/2 Troy Ounce (10 DWT) packs. Each piece is pre-cut to .040" × .040" (1 mm × 1 mm) square, eliminati...

Hi-karat white gold repair solders formulated for professional jewelry repair applications. These cadmium-free sheets provide controlled flow and r...

Save time at the bench with pre-cut easy flow silver solder, sold in packs weighing approximately 1/2 Troy Ounce (10 DWT). Each piece is pre-clippe...

This zinc-free eutectic silver solder — commonly known as IT solder — is specifically formulated for enameling applications. Each piece weighs appr...

This hard-to-find .999 pure copper casting grain is used for alloying with gold and silver. High-purity copper ensures consistent, repeatable resul...

Otto Frei Plumb White Gold Solders are manufactured to the same gold content as marked — meaning a solder labeled 14K contains the true plumb stand...

This copper paste solder — technically known as phos-copper paste solder — is a cadmium-free and indium-free formula designed for hard (torch) sold...

Hi-karat gold paste repair solders for precise, controlled jewelry repair work when the solder history of a piece is unknown. Supplied in a ready-t...

An ideal choice for sample lines and production casting, this brass casting grain is a clean two-component alloy of copper and zinc — nothing else....

The Silver Solder Sheet Kit from Harmony is a practical starter and reference set for jewelers and metalsmiths working with silver. The kit contain...

Platinum Plumb Solders are a breakthrough for professional jewelers working with high-purity platinum. Unlike traditional platinum solders that con...

Pre-clipped high-karat yellow gold repair solder for fast, consistent soldering at the bench. Supplied in uniform 1.0 mm squares, these easy-flow p...

Re-Cast-It is an alloy additive designed for recasting old or scrap yellow gold. It does not contain gold and is not a substitute for gold, but whe...

Traditional Platinum Solders have been formulated for generations, originating in response to a platinum shortage during World War II. With platinu...

Otto Frei 14K yellow gold laser welder wire is specially formulated for use with laser welders and is sold in 1-foot (12"/304mm) lengths. Available...

18K Yellow Gold Laser Welder Wire is specially formulated for use with laser welders, providing precise, clean welds on fine gold jewelry. Sold in ...

The 14K Gold Plumb Solder Kit provides four distinct gold solders in a single convenient set, giving jewelers the flow-temperature variety needed f...

The 18K Gold Plumb Solder Kit provides three essential 18K yellow gold torch solders in a single convenient set — easy flow, medium flow, and hard ...

Pink gold solders are notoriously difficult to flow because of their high copper content. These 14KP and 18KP pink gold plumb solders represent a s...

A popular all-around investment casting master alloy formulated for producing 9–14k gold. This alloy contains more silver than comparable formulati...

Precision-clipped plumb gold solder in 1 mm × 1 mm squares, available in 18K yellow and 14K yellow formulations. Classified as easy flow relative t...

This Dark Yellow Investment Casting Master Alloy is formulated for alloying with pure gold to produce 9K to 14K casting alloy, with specific perfor...

Re-tip prongs quickly and easily on all size diamonds with Redi-Prong refills — truly one of the greatest labor-saving products for the bench jewel...

Laser welding requires using the same material as your workpiece — not solder, but true welding wire matched to your base metal. This sterling silv...

A reliable, professional-grade investment casting master alloy formulated to produce a darker yellow tone ideal for 10K–14K gold alloying. This all...

The Dark Pink-Rose 9–18 All Purpose Master Alloy is a professional-grade casting and fabrication alloy designed for jewelers working across a wide ...

These solder alloys are formulated to allow jewelers to make their own 18K pink solder in-house. These alloys contain no gold. To achieve 18K gold,...

Jewelers Manganese Bronze is a casting alloy developed to provide jewelry casters with a base metal suitable for both centrifugal and vacuum castin...

Rich Yellow 18–22 Investment Casting Master Alloy delivers a deep, rich yellow color in the classic European style. Featuring a smooth surface and ...