4 OZ Assay Silica 70 Mesh
4 OZ Assay Silica 70 Mesh
4 OZ Assay Silica 70 Mesh is a key ingredient in assaying flux used for melting and smelting gold and other precious metals. This silica-based flux ensures consistent melting temperatures, helps control slag, and contributes to repeatable assay results. Made as a pure SiO2 component, it blends easily with borates and lead-free fluxes to form stable slag. Ideal for professional labs and hobbyists seeking reliable assay flux or flux thinner.
- 70 Mesh particle size for even distribution in flux blends
- Pure silica (SiO2) composition for predictable performance
- 4 oz quantity, convenient for frequent use
- Ideal as an ingredient in assaying flux or flux thinner
- Suitable for melting gold and other precious metals
Whether you are refining at a lab bench or pursuing DIY metalworking projects, this assay silica delivers consistent performance. Designed for consistent batch-to-batch performance in flux formulations. Add to cart today and streamline your melting and smelting operations with trusted flux ingredients.
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Got what i ordered
Seems to be a nicely built item. Will provide further evaluation when fired up.
Great product and customer service!
Love this pliers. Helps me cut a straight line from my bezels
Quality is excellent, the item matched the description and they met my expectations
Awesome! Best product out there
Great product! Definitely will buy again
Nice little mold. Makes great 1oz bars and rounds.
Love love love!
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.
