Blencowe's Orom-Cross Graphite Flies in US Hypersonic Test

LSE-listed Blencowe Resources said graphite products from its Orom-Cross project in Uganda were used in a successful US hypersonic rocket test programme on August 18 in Las Cruces, New Mexico, attended by COO Iain Wearing alongside American Energy Technologies Co, Pluto Aerospace, Purdue University and US government agencies.

Graphite is usually discussed as a battery material. Blencowe Resources, listed in London, is making the case that its Orom-Cross deposit belongs in a different conversation entirely: the thermal-protection materials that keep a hypersonic vehicle intact while it travels through the atmosphere at speeds where ordinary metals soften and fail.

The company said graphite products derived from Orom-Cross were used in a successful rocket test programme run on August 18 at Las Cruces, New Mexico. Blencowe chief operating officer Iain Wearing attended in person. Also present, according to the company, were American Energy Technologies Co (AETC), the aerospace firm Pluto Aerospace, Purdue University and representatives of US government agencies. The result was reported by Mining Weekly.

Why a rocket nozzle is a harder test than a battery anode

Graphite sold into the electric-vehicle supply chain is judged on purity, particle shape and how much lithium it can reversibly hold. Graphite sold into aerospace is judged on something else: whether a machined block of it survives extreme heat and mechanical stress without cracking, eroding or shedding material into a rocket plume. Nozzle throats, leading edges and heat shields all sit in that category.

That distinction matters commercially. A defence or aerospace qualification is slow and expensive to obtain, but once a material is written into a design it is very difficult to displace, because requalifying an alternative means repeating the test campaign. For a junior miner still working toward production, that stickiness is worth more than the tonnage involved. Aerospace volumes are small next to a gigafactory's appetite; the value sits in price per tonne, in the credibility of the endorsement, and in the doors it opens with government buyers.

Blencowe framed this as "further" successful testing, which implies a sequence rather than a single event. The company has not, on the facts released, disclosed contract terms, volumes or pricing attached to the programme. Investors should treat the announcement as evidence of technical progress rather than as revenue.

The names in the room

The attendee list is the most informative part of the disclosure. AETC is a US manufacturing and research business active in advanced carbon and battery materials; its involvement suggests the Ugandan concentrate is being processed into a finished product on American soil rather than shipped as raw flake. Pluto Aerospace supplies the vehicle side. Purdue University brings a propulsion research programme with deep hypersonics credentials. And the presence of US government agencies is the clearest signal of who the ultimate customer would be.

That combination — African orebody, American processing, university test bed, federal end user — is the template Washington has been trying to build for critical minerals since graphite was formally designated a supply-chain vulnerability. Almost all of the world's natural graphite anode and specialty graphite processing capacity sits in China, and Beijing has repeatedly used export licensing on graphite as leverage. A defence programme cannot tolerate that exposure.

What qualification changes for Orom-Cross

Orom-Cross is a large, coarse-flake graphite project in northern Uganda. Coarse flake is precisely the material that commands premium pricing in expandable and specialty applications, including refractories and machined graphite shapes, rather than the fine flake that dominates anode feedstock. A hypersonics use case plays directly to that geological hand.

Three things follow if the qualification work continues on this track:

• A second revenue leg. Specialty and defence-grade graphite sells at multiples of anode-grade material, which can improve project economics without requiring the very large scale that battery supply demands.
• A different financing conversation. Development-stage graphite companies have struggled to raise capital while flake prices have been weak. A defence-adjacent customer set widens the pool of potential backers to include strategic and government-linked funding channels that are indifferent to short-term EV demand cycles.
• Offtake leverage. Buyers who need supply outside China have limited alternatives, which shifts negotiating power toward the few non-Chinese sources that can prove their material performs.

None of that is guaranteed. Blencowe still has to finance and build a mine, and a successful test is several steps short of a purchase order.

The wider scramble for non-Chinese graphite

Graphite has become the awkward member of the battery-metals group. Unlike lithium, it is not scarce in the ground; the bottleneck is processing and qualification. Western automakers and cell makers have spent the past few years discovering that finding an alternative flake source is the easy part and finding somewhere to purify and shape it is the hard part. Defence buyers face a sharper version of the same problem, with the added requirement that the entire chain be auditable.

That is why an announcement about a rocket test in New Mexico is really an announcement about supply chains. The test proves the material works. The partner list proves a route exists to get Ugandan graphite into a US-made component. For a small-cap explorer, proving the route can matter more than proving the rock.

What to watch next

The near-term markers are straightforward. First, whether the testing programme converts into a named supply agreement or a development contract with AETC or a government agency, and whether any volumes or values are attached. Second, whether Blencowe can point to a downstream processing arrangement in the United States that survives commercial-scale scrutiny. Third, project financing for Orom-Cross itself, which remains the gating item for any of this to become production.

Broader markets offered no particular read on the story. At the last close before the announcement, on Monday, August 31, the S&P 500 tracker SPY finished at $767.05, down 0.30% on the day, the Nasdaq 100 tracker QQQ ended at $716.76, up 0.05%, and the Dow tracker DIA closed at $531.57, down 0.65% — a flat, directionless session that says nothing about junior mining sentiment in London.

For now, Blencowe has something most graphite juniors do not: a documented instance of its product being used in a live US defence-adjacent test, with a federal audience watching. Turning that into cash flow is the next, and much harder, act.

Key facts

• Test date and location: August 18, Las Cruces, New Mexico — US hypersonic rocket test programme
• Company: Blencowe Resources, listed on the London Stock Exchange; COO Iain Wearing attended
• Partners present: American Energy Technologies Co (AETC), Pluto Aerospace, Purdue University, US government agencies
• Market backdrop: S&P 500 tracker SPY closed at $767.05, -0.30%, as of Aug 31, 2026, 20:00 GMT

Frequently asked questions

What did Blencowe Resources announce?

Blencowe Resources, which is listed on the London Stock Exchange, said graphite products from its Orom-Cross project were used in a successful US hypersonic rocket test programme. The test took place on August 18 at Las Cruces, New Mexico, and the company described it as further successful testing of its material in advanced aerospace and defence applications.

Who took part in the rocket test?

Blencowe chief operating officer Iain Wearing attended the programme in person. According to the company, other participants included American Energy Technologies Co, known as AETC, the aerospace firm Pluto Aerospace, Purdue University, and representatives of United States government agencies. No contract terms, volumes or pricing were disclosed alongside the test result.

Why is graphite used in hypersonic vehicles?

Graphite and carbon-based composites tolerate extreme temperatures that would soften or destroy conventional metals, which makes them suited to rocket nozzle throats, leading edges and heat shields. Hypersonic flight generates severe aerodynamic heating, so materials must resist erosion and cracking under both thermal and mechanical stress for the duration of a flight.

How is defence-grade graphite different from battery graphite?

Battery anode graphite is judged mainly on purity, particle shape and electrochemical performance. Aerospace and defence graphite is judged on how a machined component behaves under extreme heat and stress. Qualification for defence use is slower and costlier, but once a material is designed into a component it is difficult and expensive for a buyer to replace.

Does this mean Blencowe has a contract?

No. The company reported a successful test, not a purchase order. No supply agreement, volume commitment or pricing was disclosed in connection with the August 18 programme. Investors should read the announcement as evidence of technical qualification progress. Converting that into revenue would require a named offtake or development contract and financing for the Orom-Cross project.

Why does non-Chinese graphite supply matter?

China dominates the processing and purification of natural graphite, including the specialty grades used outside batteries, and has used export licensing on the material as policy leverage. Defence programmes in particular cannot rely on a supply chain that a foreign government can restrict, which raises the strategic value of sources and processors located elsewhere.

Sources

• Blencowe Resources’ Orom-Cross graphite used in successful US hypersonic rocket testing — Mining Weekly

Photo: Joshua Woroniecki · Pexels Licence — source