Polishing & Sandblasting Services
Precision titanium mechanical finishing and micro-topography control — multi-stage mirror polishing achieving Ra 0.01 µm and engineered abrasive sandblasting for uniform matte finishes and medical-grade anchor pore grids.
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Texturing Process Spectrum
Two dedicated titanium surface texturing workflows — from multi-stage mirror polishing achieving Ra 0.01 µm to engineered abrasive sandblasting for uniform matte finishes and medical-grade anchor pore grids.
Multi-Stage Precision Polishing
Executing progressive thermal-controlled wheel buffing and fluidic cut logic to yield perfect mirror finishes on consumer shells without violating dimensional limits.
- Progressive multi-stage polishing: coarse grinding → fine grinding → diamond compound buffing → colloidal silica final polish
- Thermal-controlled wheel speeds (< 12 m/s surface velocity) prevent heat buildup that causes titanium oxide discoloration
- Automated fluidic cut logic adjusts slurry pressure and flow rate per stage — maintaining ±0.5 µm dimensional tolerance on finished surfaces
- Achieves mirror finishes down to Ra 0.01 µm with zero subsurface deformation verified by cross-section microscopy
Engineered Abrasive Sandblasting
Utilizing pure garnet, ceramic, or glass spheres under closed-loop pressure variables to achieve continuous matte styles or medical-grade anchor pore grids.
- Closed-loop pressure regulation (1.5–6.0 Bar) with real-time mass flow monitoring ensures ±2% repeatability across batch runs
- Multiple media options: garnet (sharp angular for anchor pores), ceramic beads (uniform matte), glass spheres (gentle peening for fatigue life)
- Controlled surface roughness spanning Ra 1.6 µm (fine matte) to Ra 6.3 µm (aggressive anchor topography) from single nozzle programming
- Zero embedding guarantee: post-blast ultrasonic chelation and ion chromatography validation confirms 0.00% abrasive particulate residue
Texturing Specifications Dashboard
Our texturing processing boundaries — mirror polishing resolution thresholds, blasting roughness control envelope, closed-loop pressure regulation, and zero-contamination safeguards.
Mirror Polishing Resolution
Achieving microscopic smoothness levels down to Ra 0.01–0.02 µm parameters — verified via contact profilometry and white light interferometry for absolute surface validation.
Blasting Tectonic Envelope
Tailoring uniform anchor grid roughness spanning from Ra 1.6 µm up to Ra 6.3 µm — single nozzle programming switchable between fine matte and aggressive anchor topography.
Closed-Loop Jet Pressure
Kinetic flow parameters regulated strictly between 1.5 Bar and 6.0 Bar limits — real-time mass flow feedback ensures ±2% pressure repeatability across entire batch runs.
Zero-Contamination Safeguard
Micro-abrasive particulate embedding rate driven down to 0.00% zero-residue margins — validated via ultrasonic chelation extraction and ion chromatography analysis per ASTM E2148.
All specifications measured under ISO 4287 surface texture standards and ASTM E2148 contamination validation. Actual results depend on titanium grade, geometry complexity, and surface preparation.
Smearing & Embedding Control Engineering
Two critical surface finishing challenges — frictional heat damage during polishing and abrasive particle embedding during sandblasting. Here's how we eliminate both failure modes.
Cryogenic Coolant-Assisted Buffing
Titanium's low thermal conductivity (≈7 W/m·K) traps frictional heat at the buffing interface, rapidly exceeding 500°C surface temperature — causing black oxide burning, subsurface thermal distortion, and micro-crack nucleation that compromises component fatigue life.
Low-Shear Wheel Paths + Constant-Temperature Chilling Fluids — Draining 98% of Dynamic Friction Heat
- Low-shear wheel path geometry (< 12 m/s surface speed) combined with closed-loop cryogenic coolant delivery at −10°C to 0°C directly floods the buffing interface
- Constant-temperature chilling fluid circulation extracts 98% of dynamic friction heat — maintaining surface temperature below 100°C and eliminating black oxide burning anomalies
- Multi-nozzle cryogenic coolant array delivers 20 L/min at 5 Bar ensuring full coverage across the buffing contact zone (validated via thermal imaging)
- Result: zero heat-affected zone, no oxide discoloration, and preserved subsurface microstructure verified by cross-section metallography
Post-Blasting Ultrasonic Chelation
High-velocity abrasive particle impact during sandblasting can mechanically embed garnet, ceramic, or glass fragments into the relatively soft titanium substrate (≈30–36 HRC), creating localized galvanic corrosion sites and compromising in-vivo biocompatibility for medical implants.
Localized Ultrasonic Vibration + Non-Destructive Chelating Compounds — Securing 100% Pure Virgin Surfaces
- Post-blast ultrasonic agitation at 40–80 kHz frequency sweep generates cavitation bubbles that mechanically dislodge embedded abrasive particles from surface pores and crevices
- Non-destructive chelating compounds (EDTA-based, pH-neutral) selectively bind and solubilize embedded ceramic/glass fragments without attacking the titanium substrate
- Multi-stage process: 1) Ultrasonic DI water pre-rinse 2) Chelation bath with ultrasonic sweep 3) Final ≥18 MΩ·cm DI water cascade rinse — verified by ion chromatography to < 0.05 µg/cm² residual
- Validated for high-cycle fatigue applications (N > 10⁷ cycles) with zero embedded particle-induced crack initiation confirmed by SEM-EDS surface mapping across 100% of part geometry
Every finishing batch is logged and traceable. Surface roughness data, contamination validation reports, and process parameters accompany each shipment for full quality traceability. Clean surfaces deliver reliable performance.
Precision Surface Finish for High-Performance Applications —
Upload Your Drawings for Review
Consumer tech hardware leads, medical product designers, and performance racing component buyers — upload your drawings, roughness criteria, and finish specifications for a rapid 24-hour architectural review with full engineering assessment. Fully confidential under NDA.
Submit for Architectural ReviewGuidance for the professionals who specify titanium
Role-specific answers and resources for engineers and buyers in this industry.
Common questions from this audience
What titanium surface treatments do you offer?
Anodizing (AMS 2488), micro-arc plasma ceramic deposition, chemical passivation, and polishing / sandblasting.
Which surface finish improves corrosion resistance?
Anodizing and passivation build a protective oxide layer that enhances corrosion resistance and wear performance.
Can you achieve Ra 0.4 or mirror finishes?
Yes—precision polishing achieves Ra down to 0.4 µm and mirror finishes where specified.
Related resources
Request a quoteOne Metal. One Focus. Infinite Precision.
Founded in 2011 in Baoji's Titanium Valley, BOZE Metal is dedicated exclusively to titanium — from raw material to precision engineering. AS9100D, ISO 13485 & ISO 9001 certified with 500+ clients across Aerospace, Medical & Motorsport industries, we deliver end-to-end precision titanium CNC machining with full material traceability from source to component.
Boze Titanium Manufacturing Center is operated by Baoji Boze Metal Products Co., Ltd.