1 LB Assay Silica Flour/Sand 400 Mesh
1 LB Assay Silica Flour/Sand 400 Mesh is out of stock and will ship as soon as it is back in stock.
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1 LB Assay Silica Flour/Sand 400 Mesh
1 LB Assay Silica Flour/Sand 400 Mesh
Silica flour, a 40-micron silica sand, delivers unmatched fineness, brightness, and purity for precise industrial and laboratory applications. This assay-grade silica features 99.2%+ SiO2, low moisture, and an inert profile that minimizes reactions and contaminants.
Our 1 LB packaging provides consistent particle size and excellent batch-to-batch uniformity, ideal for filtration media, ceramics, casting, and filler applications where performance matters. The 400 mesh specification ensures a fine texture that blends easily with other materials.
- High purity: ≥99.2% SiO2
- Ultra-fine texture: ~40 microns (400 mesh)
- Low moisture & inert: stable, non-reactive filler
- Bright white color: ideal for clear visibility in mixes
- Consistent particle size: reliable performance across batches
Enhance your processes with dependable silica flour that performs under demanding conditions. Add to cart today to secure premium assay silica for your next project.
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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.
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!
