Featured Titanium & Custom Precision Components
Each production component reflects our high-standard Gr5 Ti-6Al-4V manufacturing pipeline in Baoji. From fine-pitch motorsport racing fasteners and disc hardware to custom Timascus decorative accessories, we apply rigorous quality control across every run.
Engineering Timascus (Mokuti): Solid-State Diffusion & Precision CNC Lathe Milling
Timascus—colloquially termed titanium Damascus or Mokuti—represents one of modern metallurgy's most demanding composite material systems. Transforming layered raw titanium ingots into luxury rings and wearable EDC hardware requires strict solid-state vacuum diffusion bonding, specialized high-torque CNC cutting parameters, and precise anodic voltage or thermal gradient manipulation.
Solid-State Diffusion Bonding Physics
Unlike steel Damascus, which can be hammer-forge welded with flux in an open forge, titanium possesses an intense affinity for atmospheric gases—specifically oxygen, nitrogen, and hydrogen—at elevated temperatures. Exposing titanium to atmospheric forging embrittles the grain boundaries through alpha-case formation, resulting in catastrophic inter-laminar delamination.
Our Timascus stock is formed by assembling alternating stacks of chemically passivated titanium alloys—predominantly CP Grade 2 Titanium (ASTM B348) for its high ductility and corrosion resistance, combined with Grade 5 Ti-6Al-4V (TC4) or specialized beta titanium alloys (such as Ti-15V-3Cr-3Sn-3Al). The stacked billet is encapsulated in a hermetically sealed vacuum can or subjected to Hot Isostatic Pressing (HIP) at temperatures exceeding 900°C and pressures above 100 to 150 MPa.
- Atomic Inter-diffusion: Titanium atoms migrate across pristine metallic interfaces without reaching a liquid melting point, producing true solid-state metallurgical coalescence.
- Zero Inclusions: The vacuum-bonded boundary contains no oxide slag or flux pockets, allowing seamless threading, thin-wall turning, and radius chamfering without chipping.
- High Shear Strength: Bonded layers retain tensile integrity comparable to homogeneous titanium bar stock (≥895 MPa for Gr5 fractions).
Precision 5-Axis CNC Ring Machining Protocols
Machining Timascus ring blanks presents extreme challenges because the workpiece consists of alternating hard (Gr5, ~36 HRC) and ductile (Gr2, ~20 HRC) micro-layers. Non-optimized feed rates cause cutter chatter, excessive burring, and micro-grooving on the boundary transitions.
At our Baoji facility, our CNC lathes and Swiss-turn multi-axis centers employ custom micro-grain tungsten carbide tools coated with TiAlN (Titanium Aluminum Nitride) or high-grade Diamond-Like Carbon (DLC). We apply conservative cutting speeds (30–45 m/min) paired with constant chip load and high-pressure flood cooling.
- Comfort-Fit Precision Boring: Inner diameters are bored to exact international jewelers' size profiles with an internal radial curvature (R=1.2–2.5mm), eliminating hard edges for ergonomic daily wear.
- Slow-Feed Wire EDM Profiling: For intricate signet rings, faceted polygonal rings, or interlocking EDC rings, submerged brass wire EDM prevents mechanical strain while maintaining ±0.01mm edge accuracy.
- Step-Free Outer Finishing: High-grit diamond paste progressive hand-buffing ensures that subsequent etching and flame coloration reveal seamless topographic contours rather than machining ridges.
| Material System | Composition Architecture | Density (g/cm³) | Tensile Yield (MPa) | Biocompatibility | Oxide Color Response |
|---|---|---|---|---|---|
| Baoji OEM Timascus (Mokuti) | Ti-Gr2 (CP) + Ti-Gr5 (Ti-6Al-4V) | 4.47 | ≥ 720 (Combined) | 100% Hypoallergenic (Ni-free) | Vibrant multi-hue spectral contrast (Blue, Gold, Purple) |
| Damascus Steel (Standard) | 1095 High Carbon + 15N20 Nickel | 7.85 | ≈ 650–850 | Low (Nickel leaching risk) | Monochrome Black / Grey acid etch only |
| Tungsten Carbide Ring | WC + Cobalt / Nickel Matrix | 14.50 | Brittle (High compression) | Moderate (Cobalt allergen risk) | Single dark metallic grey (Cannot flame color) |
| ZircTi (Zirconium + Titanium) | Zr702 + Ti-6Al-4V Grade 5 | 5.20 | ≈ 680 | High Hypoallergenic | Deep Jet-Black (ZrO2) paired with Blue/Purple (TiO2) |
How Timascus Rings Achieve Vibrant Iridescent Coloration
A common misconception among retail consumers is that Timascus rings are painted, dye-infused, or chemically pigmented. In reality, the mesmerizing patterns result purely from thin-film optical interference across stoichiometric titanium dioxide ($TiO_2$) layers.
Thin-Film Light Interference
When light hits the transparent titanium dioxide film grown on the ring's surface, a portion of the light wave reflects off the top oxide surface, while the remainder travels through the film, refracts, and reflects off the underlying metal substrate. When the two waves recombine, constructive and destructive interference cancel out certain wavelengths while intensifying others, creating bright structural color.
Alloy Differential Oxidation
CP Grade 2 and Grade 5 (Ti-6Al-4V) oxidize at vastly different kinetic rates under the exact same heat or voltage exposure. Grade 5 contains 6% aluminum (an alpha stabilizer) and 4% vanadium (a beta stabilizer), shifting the band gap and accelerating oxide growth compared to commercially pure titanium. When heat is applied, Grade 5 quickly transitions to deep violet, electric blue, and gold, while Grade 2 lags behind in warm bronze or silver.
Electrochemical vs. Thermal Flame Coloring
For high-contrast rings, we employ multi-stage kiln or open torch oxidation (ranging between 380°C and 650°C), which develops durable, thick oxide films with a characteristic woodgrain pattern. For tight spectral repeatability in high-volume OEM bridal lines, precision voltage anodizing in specialized acidic or basic electrolytes provides sub-nanometer thickness control (±5V precision yields exact target pantones).
B2B Procurement Trends Shaping the Alternative Luxury Ring Market (2025–2030)
Global jewelry distribution channels, tactical lifestyle brands, and e-commerce DTC wedding retailers are actively shifting procurement strategies. The modern fine jewelry sector is reallocating capital away from traditional precious metals toward exotic engineered alloys that offer unique aesthetics, superior durability, and sustainable margins.
1. Surge in Alternative Bridal Metals & EDC Crossover
Millennial and Gen-Z consumers are moving away from traditional polished gold and platinum bands, which scratch easily and lack individual identity. Timascus provides an organic, Damascus-patterned look where no two rings ever share identical grain configurations.
Furthermore, the convergence of everyday carry (EDC) culture, custom knife hardware, and men's wedding accessories has created strong demand for high-end Timascus rings, beads, and pocket clips. Jewelry wholesalers who stock Mokuti rings typically report 40–60% higher retail markup margins compared to traditional plain titanium or stainless steel wedding bands.
- Hypoallergenic Guarantee: Nickel-free composition ensures zero contact dermatitis, outperforming nickel-bound white gold or low-tier tungsten alloys.
- Featherweight Luxury: At roughly 4.47 g/cm³, Timascus delivers half the weight of steel and nearly one-fourth the weight of platinum, maximizing daily wearing comfort.
2. The Hybrid Multi-Material Integration Era
The latest international jewelry shows in Vicenza, Las Vegas, and Hong Kong highlight a clear shift toward composite multi-material inlays. Modern custom OEM orders rarely specify plain mono-metal bands; buyers are increasingly demanding hybrid configurations.
Our CNC machining centers in Baoji regularly produce channel-grooved Timascus ring blanks engineered to receive complementary inserts:
- Timascus + Gibeon Meteorite: Combining the organic wave of titanium Damascus with the ancient nickel-iron Widmanstätten crystal patterns of genuine meteorites.
- Solid Gold & Tantalum Sleeves: Inner comfort-fit sleeves turned from 18K solid yellow/rose gold or dark blue-grey pure Tantalum, providing skin warmth and luxurious weight.
- Forged Carbon Fiber & Glow Inlays: High-performance carbon fiber layers paired with Swiss Super-LumiNova resin canals for tactical aesthetics.
From Engineering CAD to Export Packaging in 4 Standard Steps
We eliminate overseas procurement friction. Our direct engineering channel reviews your specifications, schedules production, and provides video logs before parts leave our facility.
Drawing & Sizing Review
Submit 3D STEP, IGES, or 2D technical drawings with width, thickness, comfort radius, and US/EU sizing matrices. Our machinists verify tooling access and material yields within 4 hours.
Vacuum Diffusion & Extrusion
We forge certified Grade 2 and Grade 5 bar stock under vacuum HIP. Billets undergo multi-directional forging, twisting, and coining to develop targeted woodgrain, raindrop, or herringbone patterns.
Precision CNC & Anodic Heat
Blanks are CNC-turned with tight comfort-fit profiles (±0.015mm). Components undergo progressive diamond polishing, ultrasonic acid etching, and controlled flame or voltage oxidation.
Video QA & Express Export
High-resolution video verification is recorded for every production batch. Rings are ultrasonically cleaned, individually laser-marked, vacuum sealed, and shipped via express air freight (DHL, FedEx, UPS).
Why Global Jewelry Houses & Industrial Brands Rely on Velnora
Situated in Baoji, China's designated "Titanium Valley," Velnora Titanium Industry Co., Ltd. has specialized in titanium machining, motorsport fasteners, and Timascus EDC craft since 2013. We bridge heavy industrial metallurgy with delicate luxury finishing.
Direct Baoji Industrial Supply Chain
Baoji accounts for the majority of domestic titanium smelting, extrusion, and aerospace certification testing. Our location provides continuous access to vacuum-melted Grade 5 (Ti-6Al-4V ELI) and Grade 2 bar stock with complete EN 10204 3.1 mill test certification.
By controlling the process in-house—from billet assembly to final anodic oxidation—we remove intermediary trading markups, pass structural cost savings to overseas brand owners, and maintain rigorous chemical traceability across all alloy layers.
- Prompt Sampling: Custom Timascus ring samples produced in 7–10 days; fast-track production on rush lines.
- Flexible Batch Quantities: Standard OEM production runs from 50 pieces, with select exotic Timascus pieces supported from 1 piece for boutique artisan goldsmiths.
Transparent Video Quality Verification
Overseas procurement often suffers from quality uncertainty until the shipping carton arrives. Velnora resolves this through comprehensive digital transparency.
We maintain an extensive catalog of over 930 published machining and production videos. For custom OEM orders, we provide HD video footage and macro microscopy photographs of your parts being turned, etched, and color-treated before export packaging.
- Direct Engineering Access: Communicate directly with machining technicians who interpret your technical tolerances accurately.
- Multi-Standard Tooling: We manufacture to DIN, ANSI, JIS, and ISO standard threads, and apply comfort-fit jewelry dimensions verified on calibrated optical comparators.
Frequently Asked Questions for Timascus Titanium Sourcing
Key metallurgical, sizing, durability, and commercial answers for B2B purchasing directors, custom jewelers, and industrial product developers.
What exact titanium alloys make up your Timascus ring stock?
Our standard Timascus (Mokuti) billets are co-forged using alternating sheets of CP Grade 2 Titanium (commercially pure) and Grade 5 Titanium (Ti-6Al-4V). Grade 2 provides high ductility and distinct oxidation kinetics, while Grade 5 supplies high tensile strength (≥895 MPa) and a rapid anodic response that yields deep blues and purples. On custom request, we also incorporate Grade 38 Titanium or Beta-Ti alloys for specialized multi-color contrast.
Will the flamed or anodized colors on a Timascus ring wear off over time?
The iridescent colors are generated by a microscopic, transparent titanium dioxide ($TiO_2$) ceramic passivation layer grown directly out of the base metal. Because it is an integrated oxide rather than a superficial paint or plating, it will not peel, flake, or chip. However, like any fine jewelry finish, prolonged abrasive rubbing against harder substances (such as steel, quartz, or granite) will slowly burnish the outermost oxide peaks. To provide long-term protection, we offer recessed groove designs, sandblasted matte recesses, and acid-etched topographic relief where the vivid colors are shielded within micro-channels.
Can Timascus titanium rings be resized like traditional gold or silver bands?
No. Titanium cannot be cut and soldered using traditional jeweler's torches, as exposure to atmospheric oxygen at soldering temperatures causes severe embrittlement. While an existing Timascus ring's inner diameter can often be machined slightly larger (up to approximately a half-size up) using tungsten carbide boring tools, it cannot be compressed smaller. For this reason, OEM buyers typically order precise, standardized size runs based on verified finger size charts (US sizes 4 through 16, including quarter and half sizes).
Is Timascus completely hypoallergenic for sensitive skin?
Yes. Both Grade 2 and Grade 5 titanium are completely biocompatible and widely utilized in surgical implants, orthopedic bone screws, and dental fixtures. Unlike Damascus steel—which contains high concentrations of nickel and carbon iron that readily trigger skin irritation and rust—Timascus contains zero nickel, zero lead, and zero iron. It is completely impervious to salt water, body perspiration, and swimming pool chlorine, ensuring no skin discoloration or allergic reactions.
What are the minimum order quantities (MOQ) for custom OEM Timascus rings?
For custom production runs incorporating customer-specific profiles, custom dimensions, or custom patterns, our typical minimum order quantity begins at 50 pieces, which can be distributed across multiple standard ring sizes. For bespoke artisan goldsmiths and luxury knife makers ordering rough-turned ring blanks or specialized raw Timascus bar stock, we support small test runs starting from 1 piece depending on available billet inventory in our Baoji warehouse.
What CAD and technical drawing file formats do you accept?
Our engineering team works seamlessly with standard 3D parametric formats, including STEP (.stp), IGES (.igs), SolidWorks (.sldprt), and Parasolid (.x_t), alongside 2D dimensional PDFs complete with GD&T tolerance notes. If you do not have CAD drawings, our design engineers can generate production-ready 3D files directly from physical sample rings or hand-sketched dimension sheets.
How does Velnora ensure consistent pattern quality and eliminate de-lamination risks?
Every billet batch undergoes vacuum canister encapsulation and high-pressure Hot Isostatic Pressing (HIP) to ensure 100% solid-state fusion across all layers. Prior to final machining, billets are non-destructively evaluated for density consistency. During CNC turning, tools are operated under strict feed rate and temperature monitoring. Finished components undergo microscopic optical edge inspections and ultrasonic cleaning to guarantee flawless layer transitions with zero delamination risk.
What surface finish options are available for OEM Timascus orders?
We provide four distinct surface finishing styles: 1) High-Gloss Mirror Polish + Thermal Flame: ultra-vibrant, iridescent glass-smooth reflection. 2) Acid Etched + Flame Anodized: hydrofluoric acid selectively eats into Grade 2 layers, creating an organic tactile 3D relief texture before heat tinting. 3) Micro Sandblasted / Matte Satin: an understated, non-reflective tactical finish. 4) Hybrid Contrast PVD: combining flamed highlights with selective black Diamond-Like Carbon (DLC) or dark PVD coatings.
Accelerate Your Exotic Titanium Hardware Line
Partner directly with Baoji's dedicated titanium machining facility. Whether you require custom-turned Timascus ring blanks, complete private-label wedding collections, or race-spec Gr5 titanium fasteners, our engineering staff responds within 4 business hours with DFM reviews and detailed quotations.