Fire Assay Flux

Westref prides itself on producing high quality fire assay flux used in laboratories to detect gold in ore samples. Small batch production means consistency you can count on. Flux powder is made from a blend that includes litharge, soda, borax and other ingredients, with a high level of quality control at each stage of production. It comes packaged tailored to your requirements with prompt international shipping. Consultation is available upon request.


High level of Quality Control at each stage of production

Packaged to your requirement

Prompt international shipping,Consultation available if requested


“Reliable, driven, family business that provides quality products and will work diligently with its partners towards mutual success.”

Anonymous customer survey submission, 2016

“I hope you can keep producing such wonderful products and expand the range of your products”

Head of Fire Assay

“We have been using Western Refractories Fire Assay Flux, Crucibles and Cupels for the past six years at our Laboratory in Metro Perth and have had virtually no issues with the quality of the products or timely supply.”

Laboratory Manager Perth, Western Australia

“WR’s level of support, commitment to partnering, response time and desire to constantly improve are exceptional.”

Procurement Lead Perth, Western Australia
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