Brass Powder 70/30
70Cu/30Zn brass powder for decorative liquid metal coatings, conductive pastes and sintered components. Rich golden colour, fine mesh grades available.
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Supplied
Available Grades
Standard grades held in UK stock; other grades and particle sizes made to order.
| Description | Composition (%) | App. Density (g/cc) | Size (µm) |
|---|---|---|---|
| Brass Powder 70/30 -100# | Cu 70 / Zn 30 | 2.8–3.8 | < 150 |
| *Brass Powder 70/30 -200# | Cu 70 / Zn 30 | 2.8–3.8 | < 75 |
| *Brass Powder 70/30 -240# | Cu 70 / Zn 30 | 2.8-3.6 | < 63 |
| Brass Powder 70/30 -325# | Cu 70 / Zn 30 | 2.8–3.8 | < 45 |
* Stock item. Other grades made to order. Pricing is commodity-linked, contact us for a current quotation.
Ordering BS-7030
Grades held in UK stock in Rochdale are marked with a star in the table above.
Stock grades are dispatched within 48 hours. Other grades and large orders are given a confirmed date when you order.
From 1 kg to full pallet loads. Samples and trial quantities from 250 g.
Any pack size. We repack from 25 kg into 5 kg, 1 kg or the size you need.
The certificate of analysis for your batch comes with every dispatch. Technical and safety data sheets on request, with safety data sheets in other languages.
More than 20 countries, with full export paperwork.
Pricing is commodity-linked. Send us the grade, size and quantity for a current quotation.
BS-7030
Technical Data
BS-7030 is Ronald Britton’s 70/30 brass powder (70% copper, 30% zinc) for liquid metal decorative coatings, conductive pastes, cold casting and sintered components. The golden brass colour and fine particle grades make it the preferred choice for decorative metallic surface applications.
| Property | Value |
|---|---|
| SKU Code | BS-7030 |
| Material | Brass (Cu-Zn 70/30) |
| Production Method | Atomisation |
| Particle Morphology | Irregular / Spherical |
| Available Grades | -100, -200, -240, -325 mesh |
| Composition | Cu 70% / Zn 30% (nominal) |
| Apparent Density | 2.8–3.8 g/cc |
| Flow Rate (Hall) | 28 sec/50g |
| Colour | Bright gold |
Every Shipment
Traceability
Mesh ↔ Micron Converter
Instantly convert between standard mesh sizes and micron measurements.
Quick tip: the minus sign in mesh sizes (e.g. -200) means the powder passes through that sieve, so -200 mesh means every particle is smaller than 75 µm.
Read the full guide →Where
BS-7030
Performs Best
Typical applications for this grade. Our technical team can advise on the best grade for your process.
- Liquid metal decorative coatings
- Conductive pastes and inks
- Cold casting and resin composites
- Sintered structural components
- Brazing alloy formulation
BS-7030
Questions & Answers
What is BS-7030 brass powder used for?
Which mesh size should I choose for decorative work?
Will BS-7030 finishes tarnish or patinate?
What other Cu:Zn ratios are available?
Can I order small or sample quantities of BS-7030?
What documentation is supplied with BS-7030?
Need BS-7030
to Your Specification?
Tell us the grade, mesh size and quantity. We'll respond with a quotation, usually within one business day.