About Us
Factory Tour
Quality Control
Contact Us
Request A Quote
Baoji Towin Rare Metals Co.,Ltd
Home ProductsNiobium Ingot

Precision Niobium Bar / Ingot Bar Polished Surface And Size Tailored

China Baoji Towin Rare Metals Co.,Ltd certification
We appreciate your nice services and the perfect sputtering targets Towin supplied. We would like to enter into a long term cooperation with Towin Rare Metals.

—— Simon

Reliable factory providing excellent products and services. The specification and quality exceeds ourexpects. Very good, thanks!

—— Bruno Pascal

Very professional team and advanced equipment. Your price is beautiful and the products are perfect. The performance of niobium sheets and plates performs quite well !

—— James Daniel

I'm Online Chat Now

Precision Niobium Bar / Ingot Bar Polished Surface And Size Tailored


Large Image :  Precision Niobium Bar / Ingot Bar Polished Surface And Size Tailored

Product Details:
Place of Origin: CHINA
Brand Name: TOWIN
Certification: ISO9001
Model Number: RO4200, RO4210
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: Suitable for Exporting or unpon customers' request
Delivery Time: 2-3 days
Payment Terms: L/C, T/T,
Detailed Product Description
Purity: 99.95%(3N5) Boiling Point: 4742 ℃
Melting Point: 2468 ℃ Molecular Weight: 92.9
Density: 8.57 G/cm3 Manufacturing Standard: ASTM B 391
High Light:

sheet ingot


ingot casting

Very Low Interstitial Elements Niobium Ingots Precision Polished Surface and Size Tailored


Commodity: Niobium ingots
Grade: RO4200, RO4210
Manufacturing Standard: ASTM B 391

Diameter: φ300mm,φ290mm, φ210mm, φ150mm (Other diameter available upon requests)


Application: Niobium ingots are used to produce Niobium plate/foil/tube/wire and other process various niobium mill products which are widely applied for pharmacy, semiconductor, aviation and aerospace, nuclear, high temperature assemblies and other fields.


Specifications of 99.95% niobium ingots
Metallic impurities, ppm max by weight, balance: Niobium (Other specification can be required)

Element Zr Ta Fe Si W Ni Mo Hf
Content 200 1000 50 50 300 50 100 200

Non-Metallic impurities, ppm max by weight

Element C N O H
Content 100 100 150 15




We taking use of 800KW high vacuum EB furnace to smelting 3N5-4N purity niobium ingots which meet ASTM B 391standard and the sizes can be customized as per your required dimensions.The maximum diameter of niobum ingot is up to 300mm. We will do our best to fulfill customers' needs and markets' demands by providing a great variety of customized products. Taking advantages of our high quality niobium oxide raw material, advanced equipment, innovative technology, professional team, we tailored your required products. You may tell us all your requirements and we dedicated in manufacturing upon your needs. Our standard niobium Ingots' size are nominally φ290mm, φ210mm, φ150mm. And we also produce Niobium products as rod, wire, plate, sheet, tube, disc, sputtering targets, machined parts and other shapes are available by request.

We use Metallographic microscope, Hand-held X ray Fluorescence, Electronic tensile testing machine etc., instruments to inspect the material and products and issue the COA for each lot. We have been certified by ISO9001:2015.


Precision Niobium Bar / Ingot Bar Polished Surface And Size Tailored 0 

Contact Details
Baoji Towin Rare Metals Co.,Ltd

Contact Person: sales

Send your inquiry directly to us (0 / 3000)