5 LBS Assay Silica 70 Mesh
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5 LBS Assay Silica 70 Mesh
5 LBS Assay Silica 70 Mesh
The 5 LBS Assay Silica 70 Mesh is an essential component in gold and precious metal flux. This SiO2-based material serves as an ingredient of assaying flux (or flux thinner) for melting or smelting gold and other precious metals, helping achieve reliable fusion and consistent results.
Designed for professional labs and refiners, its 70 mesh size ensures easy dosing and uniform mixing into flux blends, delivering stable performance in high-temperature fusion and slag management. This silica-based flux ingredient enhances reaction consistency across batches, reduces impurities, and pairs well with other flux components used in precious metal assay workflows. It integrates seamlessly with standard assay flux recipes and supports repeatable, predictable results.
- SiO2-based formula for stable, high-purity flux
- 70 mesh size for precise dosing and even mixing
- Ideal as an assaying flux or flux thinner in gold and precious metals refining
- Enhances fusion quality and slag separation during melting and smelting
Add to cart today to support accurate assays and reliable metallurgical results.
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$0.30
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$28.33
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$21.95
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Agotado
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Excellent service and best delivery timing.
Fast shipping and amazing quality. I would definitely recommend PMC supplies as a seller to shop for that specific stuff. Thank you.
I tested it, and it works great. The impression works well. I need to try a thicker wire. It shipped very fast and it was exactly as shown.. I can't wait to try another plate from this shop.
Fast shipping definitely great item with good quality. I am glad that I have been using PMC supplies to buy my jewelry supplies and tools. Thank you.
It came on time, and even though I haven’t used it yet it is a very good quality product. I have been buying from PMC Supplies for a while and would definitely recommend this place to everyone.
Fast shipment and great quality. Thank you will definitely buy here again.
Great product will buy again
It was a great buy. It came in time and works as described. It is very helpul in a lot of my projects.
Looking forward to using this product. Wanted to get a head start accumulating jewelry supplies.
Nice product. Works as it should.
Shipping cost were atrocious. But product exactly what i needed
Works great!
Excellent, worked very well
Exactly what I needed, very pleased. Great shipping time!
