Exotic Cemented Carbide Alloy

Exotic Cemented Carbide Alloy — Custom Grade Manufacturer

Ruixin exotic carbide alloys are specialized cemented tungsten carbide grades engineered for extreme wear, impact, and thermal conditions that fall outside the performance range of standard WC-Co grades. Custom binder systems (Co, Ni, NiCr), grain size configurations, and additive compositions are available for unique application requirements. Manufactured at our 14,200m² ISO-certified facility in Jinan, Shandong.

Custom Configuration Options

Parameter	Standard Range	Custom Range
Binder system	WC-Co	WC-Ni, WC-NiCr, WC-Co-Cr, TiC-added, TaC-added
Cobalt content	6–20%	3–30% depending on application
Grain size	0.4–8.5μm	Ultrafine (<0.4μm) to coarse (>10μm) on request
Hardness (HRA)	85.5–93.5	Up to HRA 94+ for special ultrafine grades
TRS (MPa)	2000–4200	Custom formulation to target performance index

Typical Applications

• Corrosion-resistant wear parts — NiCr binder for acidic/chemical environments
• High-temperature tooling — thermal-stable binder systems above 900°C
• Ultra-precision cutting tools — submicron grain for edge sharpness
• Anti-magnetic wear parts — non-magnetic binder formulations
• Oil & gas components — high-pressure, high-temperature seal and valve parts

Why Ruixin

• ISO-certified manufacturer — 14,200m² facility, Jinan, Shandong, China
• 12+ years cemented carbide R&D and production, 500 tonnes/year capacity
• In-house alloy formulation — we engineer grades to your performance specification, not catalog numbers
• Full material qualification: HRA, density, grain structure, XRD phase analysis on request
• OEM drawings accepted for net-shape or near-net-shape preforms
• NDA available for proprietary formulation development

Request a Quote

Send your application conditions, current material, failure mode, and performance targets to info@ruixintungstencarbide.com or WhatsApp +86-15253178777. Our engineers will propose a grade formulation within 48 hours.

Frequently Asked Questions

What makes an exotic carbide alloy different from standard WC-Co grades?

Standard carbide grades use tungsten carbide (WC) with a cobalt (Co) binder at fixed compositions. Exotic alloys replace or supplement cobalt with alternative binders such as nickel (Ni), nickel-chromium (NiCr), or add carbide phases like TiC or TaC to achieve properties standard grades cannot deliver — including corrosion resistance in acidic environments, non-magnetic properties, higher thermal stability above 700°C, or submicron grain structure for ultra-sharp cutting edges.

Can you develop a custom carbide grade for a specific application failure?

Yes. Send us your failure description (fracture, abrasion, corrosion, thermal degradation), current grade specification, and operating conditions. Our metallurgists will propose a reformulated grade targeting the specific failure mode. We can prototype and test small batches before committing to production volumes. NDA available if required.

What is the minimum order and lead time for exotic carbide grades?

Prototype and R&D batches start from 1–5kg. Production quantities are typically 10kg and above. Lead time for first-time formulation development is 3–6 weeks including testing. Repeat production of an established grade ships within 2–3 weeks.