Comprehensive Overview of Aluminium Machined Parts and CNC Machined Aluminum Components
We are one of the leading manufacturers and exporters of Aluminium Machined Parts and CNC Machined Aluminum Components from India. We have been supplying precision aluminum machined parts to the world market for many decades. Our state-of-the-art manufacturing facility specializes in producing high-precision custom aluminum components using advanced computer numerical control machining technology, multi-axis CNC milling centers, precision CNC turning operations, and sophisticated five-axis machining capabilities. With over three decades of global experience in aluminum precision machining, we serve diverse industries including aerospace aluminum components, automotive aluminum parts, medical device aluminum housings, electronic enclosure manufacturing, hydraulic aluminum fittings, pneumatic aluminum components, and defense grade aluminum parts. Our expertise encompasses working with various aluminum alloys including 6061-T6 aluminum machined parts, 7075-T6 aluminum aerospace components, 2024 aluminum high-strength parts, 5052 aluminum corrosion-resistant components, and 1100 aluminum soft-grade parts. We manufacture aluminum machined parts ranging from micro-precision components weighing less than one gram to heavy-duty aluminum structural parts weighing several kilograms, all maintaining tight tolerances as precise as ±0.005mm.
Our advanced manufacturing capabilities in producing precision aluminum CNC machined parts extend across multiple machining disciplines including three-axis CNC milling, four-axis simultaneous machining, five-axis continuous machining for aerospace-grade components, Swiss-type CNC turning for small diameter parts, and wire EDM for intricate aluminum profiles. Our engineering team possesses deep technical knowledge of aluminum material properties, machining parameters optimization, and tool selection strategies to ensure every machined aluminum component meets or exceeds customer specifications. Our quality management system complies with ISO 9001:2015 standards, AS9100 aerospace quality requirements, IATF 16949 automotive quality specifications, and FDA regulations for medical device aluminum components. We maintain complete traceability of aluminum raw material certificates, detailed process documentation, and material test reports for every batch produced. Our customers across North America, European Union countries, United Kingdom, Australia, Middle East regions, Southeast Asian markets, and Latin American countries trust our aluminum machining expertise for their critical applications.
Aluminium Machined Parts – Standard Precision Components
Aluminium Machined Parts represent the broad category of components manufactured from various aluminum alloys through subtractive manufacturing processes including CNC turning, CNC milling, drilling, boring, and grinding operations. These standard aluminum machined parts are produced from common aluminum grades such as 6061 aluminum alloy offering excellent mechanical properties and weldability, 6063 aluminum alloy providing good extrudability and surface finish, 5052 aluminum alloy delivering superior corrosion resistance for marine applications, 2011 aluminum alloy designed for free-machining applications, and 7075 aluminum alloy providing high strength for structural aerospace components. Standard aluminum machined parts find extensive applications in general engineering components, industrial machinery parts, electrical connector housings, pneumatic system fittings, hydraulic manifold blocks, valve bodies, instrument housings, mounting brackets, spacers and standoffs, bushings and bearing housings, flanges for pipe connections, and adapter plates for mechanical assemblies.
Our standard aluminum machining services accommodate a wide range of aluminum component sizes from miniature parts with diameters as small as 2mm to large aluminum components exceeding 500mm in diameter or length. We maintain substantial inventory of popular aluminum alloys in various forms including round bar stock in diameters from 6mm to 300mm, square bar stock, hexagonal bar stock, aluminum plate material, and aluminum sheet stock. The material specifications conform to ASTM B211, ASTM B209, ASTM B221, and corresponding international standards including EN AW designations for European aluminum grades, JIS H4040 for Japanese specifications, and GB/T standards for Chinese aluminum material requirements. Standard aluminum machined parts typically maintain general tolerances of ±0.1mm, with capability to achieve precision tolerances of ±0.02mm for critical features. Surface finish ranges from 3.2 Ra for general machined surfaces to 0.8 Ra for precision finished surfaces. The lead time for standard aluminum machined parts production typically ranges from four to six weeks depending on order quantity, complexity, material availability, and surface treatment requirements.
CNC Machined Aluminum Parts – High Precision Computer Controlled Components
CNC Machined Aluminum Parts represent the advanced category of aluminum components manufactured using computer numerical control machining technology that offers superior precision, repeatability, and capability to produce complex geometries. These high-precision aluminum CNC parts are manufactured on sophisticated CNC machining centers including three-axis vertical machining centers, four-axis horizontal machining centers with automatic pallet changers, five-axis simultaneous machining centers for complex contoured surfaces, CNC turning centers with live tooling capability, Swiss-type CNC automatic lathes for small diameter precision parts, and turn-mill centers combining turning and milling operations. CNC machined aluminum parts are essential for aerospace aluminum structural components requiring tight tolerances, medical device aluminum housings, automotive aluminum transmission components, electronic aluminum heat sinks, optical instrument aluminum mounts, robotics aluminum end effectors, and semiconductor equipment aluminum chambers.
The manufacturing workflow for precision CNC aluminum machining begins with detailed engineering drawing review and design for manufacturability analysis, followed by CAM programming using advanced software to generate optimized tool paths, CNC program verification through simulation, work holding fixture design, material procurement of certified aluminum alloys, first article inspection, production run with in-process inspection, final inspection using coordinate measuring machines, surface treatment application including anodizing, and final packaging. Our CNC aluminum machining capabilities include producing complex aluminum components with multiple intersecting features, thin-wall aluminum parts requiring specialized fixturing, deep cavity aluminum components, aluminum parts with extremely tight concentricity requirements, intricate aluminum threading, precision aluminum spline cutting, and aluminum components with combination of turned and milled features.
Aluminum Alloy Grades and International Material Specifications
Aluminum Alloy Material Specifications and Standards
| Aluminum Alloy | International Designation | Key Properties | Typical Applications | Standards |
|---|---|---|---|---|
| 6061-T6 Aluminum | EN AW-6061, JIS A6061, GB 6A02 | Excellent mechanical properties, good corrosion resistance, weldable | Structural components, aircraft fittings, hydraulic pistons, valve components | ASTM B211, BS EN 755-2, DIN EN 755-2, JIS H4040, IS 733 |
| 7075-T6 Aluminum | EN AW-7075, JIS A7075, GB 7A04 | High strength, aerospace grade, good fatigue resistance | Aerospace structural parts, gears, shafts, aircraft fittings | ASTM B211, AMS 4123, DIN EN 755-2, JIS H4040, BS L95 |
| 2024-T3 Aluminum | EN AW-2024, JIS A2024, GB 2A12 | High strength, excellent fatigue resistance, requires protective coating | Aircraft structures, rivets, truck wheels, aerospace components | ASTM B211, AMS 4120, BS L96, DIN EN 755-2, IS 736 |
| 5052-H32 Aluminum | EN AW-5052, JIS A5052, GB 5A02 | Excellent corrosion resistance, marine grade, moderate strength | Marine applications, fuel tanks, hydraulic tubes, appliances | ASTM B209, BS EN 485-2, DIN EN 485-2, JIS H4000, IS 737 |
| 6063-T5 Aluminum | EN AW-6063, JIS A6063, GB 6A63 | Good extrudability, excellent surface finish, architectural grade | Architectural extrusions, furniture, pipe railing, tubes | ASTM B221, BS EN 755-2, DIN EN 755-2, JIS H4100, IS 4674 |
| 2011-T3 Aluminum | EN AW-2011, JIS A2011, GB 2A11 | Free machining alloy, excellent machinability | Screw machine parts, automatic lathe products, bolts | ASTM B211, BS L118, DIN EN 754-2, JIS H4040 |
| 7050-T7451 Aluminum | EN AW-7050, JIS A7050 | High strength, aerospace grade, thick section capability | Aerospace bulkheads, upper wing skins, military aircraft parts | ASTM B247, AMS 4050, DIN EN 755-2, BS L165 |
| 1100-H14 Aluminum | EN AW-1100, JIS A1100, GB 1A00 | Excellent corrosion resistance, high ductility, low strength | Chemical equipment, food containers, heat exchanger fins | ASTM B209, BS EN 485-2, DIN EN 485-2, JIS H4000 |
Aluminum Material Properties Comparison Table
| Property | 6061-T6 | 7075-T6 | 2024-T3 | 5052-H32 | 2011-T3 |
|---|---|---|---|---|---|
| Tensile Strength (MPa) | 310 | 572 | 483 | 228 | 379 |
| Yield Strength (MPa) | 276 | 503 | 345 | 193 | 296 |
| Elongation (%) | 12 | 11 | 18 | 12 | 15 |
| Hardness (Brinell) | 95 | 150 | 120 | 60 | 95 |
| Machinability Rating | Good (4/5) | Fair (3/5) | Good (4/5) | Fair (3/5) | Excellent (5/5) |
| Corrosion Resistance | Excellent | Fair | Poor | Excellent | Fair |
| Weldability | Excellent | Poor | Fair | Excellent | Poor |
| Density (g/cm³) | 2.70 | 2.81 | 2.78 | 2.68 | 2.82 |
Manufacturing Processes and Machinery
Our precision aluminum CNC machining facility employs cutting-edge manufacturing processes including multi-axis CNC milling, precision CNC turning with live tooling, Swiss-type automatic turning for small diameter parts, five-axis continuous machining for aerospace components, wire EDM for intricate profiles, and grinding operations for ultra-precise surfaces. Our facility houses vertical machining centers with spindle speeds up to 15000 RPM, horizontal machining centers with pallet pool systems, five-axis machining centers for complex contoured surfaces, twin-spindle CNC turning centers, and Swiss-type CNC automatic lathes accommodating bar stock from 3mm to 32mm diameter.
Manufacturing Process Flow: Engineering review → CAM programming → Fixture design → Material procurement → CNC machining → Secondary operations → Surface treatment → Final inspection → Packaging and shipping.
Typical Aluminum Machined Components
Our custom aluminum machining capabilities produce precision aluminum bushings and sleeves, aluminum spacers and standoffs, aluminum flanges and fittings, aluminum housings and enclosures, aluminum heat sinks, aluminum valve bodies and manifolds, aluminum brackets and mounting plates, aluminum shafts and pins, aluminum connectors and terminals, and aluminum prototypes. Applications span aerospace structural brackets, automotive transmission valve bodies, medical surgical instrument handles, electronic heat sinks and EMI shielding enclosures, hydraulic manifold blocks, industrial machinery mounting plates, optical precision mounts, robotics end effectors, and defense components.
Machining Tolerances and Capabilities
Standard Tolerance Capabilities
| Feature Type | Standard Tolerance | Precision Tolerance | Ultra-Precision Tolerance |
|---|---|---|---|
| Linear Dimensions | ±0.1mm | ±0.05mm | ±0.02mm |
| Hole Diameters | ±0.05mm | ±0.025mm | ±0.01mm |
| Concentricity | 0.05mm TIR | 0.025mm TIR | 0.01mm TIR |
| Surface Finish | 3.2 Ra | 1.6 Ra | 0.8 Ra |
Dimensional Size Range
| Parameter | Minimum | Maximum |
|---|---|---|
| Turned Part Diameter | 2mm | 500mm |
| Turned Part Length | 5mm | 1000mm |
| Milled Part Dimensions | 5mm x 5mm | 1500mm x 800mm |
| Wall Thickness | 0.5mm | As required |
Surface Treatment and Finishing
Anodizing Treatment: Type II anodizing (clear, black, red, blue, gold) with coating thickness 5-25 microns for corrosion resistance and decorative appearance, Type III hard anodizing with coating thickness 25-100 microns offering wear resistance and surface hardness up to 400-500 HV, and chromate conversion coating providing thin protective film with excellent paint adhesion.
Mechanical Finishing: Bead blasting for uniform matte surface, vibratory finishing for deburring, polishing for mirror finish surfaces, brushed finish for directional texture, and tumbling for mass finishing.
Coating Applications: Powder coating providing durable organic finish in wide color range, electroplating with nickel, zinc, or chrome, PTFE coating for low friction applications, and dry film lubricants.
Quality Control and Certifications
Our comprehensive quality assurance program includes incoming material inspection, first article inspection, in-process inspection, final inspection using coordinate measuring machines with accuracy ±0.002mm, surface finish measurement, hardness testing, visual inspection, and complete documentation including inspection reports and certificates of conformance.
Quality Certifications: ISO 9001:2015 certified quality management system, AS9100 aerospace quality standard compliance, IATF 16949 automotive quality specification, FDA regulations compliance for medical devices, ROHS and REACH regulation conformity.
Performance Metrics
Manufacturing Performance Indicators
| Metric | Capability |
|---|---|
| Dimensional Accuracy | ±0.005mm to ±0.1mm |
| Surface Finish Range | 0.2 Ra to 6.3 Ra |
| Process Capability (Cpk) | 1.33 to 2.0 |
| First Pass Yield | 98% minimum |
| On-Time Delivery | 95% minimum |
| Production Capacity | 50,000+ parts/month |
| Turnaround Time | 4-6 weeks standard |
Frequently Asked Questions
Q1: What aluminum alloys are best for high strength lightweight applications?
The most suitable aluminum alloys include 7075-T6 providing tensile strength up to 572 MPa ideal for aerospace structural components, 2024-T3 offering 483 MPa tensile strength with superior fatigue resistance for aircraft structures, and 6061-T6 delivering 310 MPa tensile strength with excellent weldability and corrosion resistance for general engineering precision parts.
Q2: How do you maintain tight tolerances during aluminum CNC machining?
We maintain tight tolerances through temperature-controlled machining environment maintaining ±2°C stability, premium rigid CNC machines with positioning accuracy ±0.003mm, high-precision work holding fixtures, optimized cutting parameters, sharp cutting tools changed at scheduled intervals, in-process inspection, and compensation adjustments programmed into CNC controllers.
Q3: What surface treatments are recommended for marine environments?
For marine environments, we recommend Type II anodizing with minimum 15-20 micron coating thickness, chromate conversion coating creating protective chromate film, or powder coating over chromate base, with material selection favoring 5052 aluminum alloy for exceptional marine corrosion resistance.
Q4: Can you produce aluminum parts with complex internal passages?
Yes, our capabilities include sequential drilling from different orientations, gun drilling for deep holes up to 50:1 depth-to-diameter ratios, intersecting passage machining using precision indexing, and design collaboration optimizing passage geometry, with verification through pressure testing or CT scanning.
Q5: What are lead times for prototypes versus production quantities?
Prototype aluminum parts typically deliver within 7-10 working days, while production quantities follow standard lead time of 4-6 weeks accounting for material procurement, production setup, machining, quality inspection, and surface treatment.
Why Choose Our Aluminum Machining Services
Three Decades of Global Manufacturing Excellence: With over 30 years of aluminum CNC machining experience serving customers across North America, Europe, Asia, and other international markets, we have developed deep expertise in complex precision aluminum component manufacturing understanding diverse industry requirements, international quality standards, and global supply chain logistics.
Exceptional Customer Communication: Our dedicated customer service team provides responsive communication via email, phone, and WhatsApp throughout project lifecycle, regular production updates, proactive issue resolution, and long-term partnership approach building trust through transparency and reliability.
Advanced Engineering Support: Our experienced engineering team offers design for manufacturability consultation, cost reduction opportunities through design modifications, alternative manufacturing approaches, detailed technical feedback on drawings, and collaboration throughout development ensuring optimal results.
Flexibility in Production: We accommodate both prototype quantities and high-volume production with same commitment to quality, offering flexible scheduling including expedited delivery, phased deliveries matching production schedules, consignment inventory for just-in-time delivery, and competitive volume pricing.
Comprehensive Quality Assurance: Our robust quality management system certified to ISO 9001:2015 with AS9100 and IATF 16949 extensions ensures rigorous inspection, complete material traceability, detailed documentation, advanced inspection equipment, and continuous improvement culture.
Competitive Indian Manufacturing Advantage: Manufacturing in India provides cost advantages through efficient operations, allowing us to offer aluminum CNC machining services typically 30-40% lower than North American or European manufacturers without compromising quality, with transparent quotations, no hidden fees, and excellent value proposition.
Customized Packaging and Logistics: We provide custom packaging designed for each component using protective materials, moisture barrier packaging, custom labeling with barcodes, consolidated shipments, and experienced export logistics handling international documentation, customs clearance, and freight forwarding.
Packaging and Shipping
Our comprehensive packaging services ensure aluminum parts arrive safely with individual wrapping, corrugated boxes with cushioning, moisture barrier bags with desiccant, clear external labeling, and secure palletization. Custom options include formed foam inserts, reusable plastic containers, custom-printed boxes, vacuum-sealed bags, and specialized export packaging. Our logistics team coordinates international shipments including commercial invoice preparation, packing lists, certificate of origin, customs clearance, freight forwarding via air, sea, or express courier, shipment tracking, insurance coverage, and delivered duty paid arrangements.
Dimensional Size Chart
Standard Aluminum Bushing Dimensions
| Part Type | Inner Diameter (mm) | Outer Diameter (mm) | Length (mm) | Tolerance | Material |
|---|---|---|---|---|---|
| Small Bushing | 6 – 12 | 10 – 20 | 10 – 30 | ±0.02mm | 6061-T6 |
| Medium Bushing | 12 – 25 | 20 – 40 | 20 – 50 | ±0.03mm | 6061-T6 |
| Large Bushing | 25 – 50 | 40 – 80 | 30 – 100 | ±0.05mm | 6061-T6 |
| Extra Large Bushing | 50 – 100 | 80 – 150 | 50 – 200 | ±0.1mm | 6061-T6 |
Standard Aluminum Spacer Dimensions
| Part Type | Diameter (mm) | Length (mm) | Hole Size (mm) | Surface Finish | Application |
|---|---|---|---|---|---|
| Electronics Spacer | 5 – 10 | 3 – 20 | 3 – 6 | 1.6 Ra | PCB mounting |
| General Spacer | 10 – 20 | 5 – 50 | 6 – 12 | 3.2 Ra | Equipment assembly |
| Structural Spacer | 20 – 40 | 10 – 100 | 10 – 25 | 3.2 Ra | Machine building |
| Heavy Duty Spacer | 40 – 80 | 20 – 200 | 20 – 50 | 6.3 Ra | Industrial equipment |
Call to Action – Contact Us Today
Ready to discuss your aluminum machining requirements? Our experienced team is here to help you with precision aluminum CNC machined parts for your critical applications.
Request a Quote: Send us your technical drawings, specifications, and quantity requirements to sales@jambrass.com for a detailed quotation within 24 hours.
Download Our Brochure: Email sales@jambrass.com requesting our comprehensive aluminum machining capabilities brochure with detailed technical information, case studies, and certifications.
Call Us Directly: Speak with our technical sales team at +91-22-43449300 / +91-22-43449323 during business hours (Monday-Saturday, 9:00 AM – 6:00 PM IST) to discuss your project requirements.
Visit Our Offices:
Office Address: 1406, 14th Floor, Dalamal Tower, Nariman Point, Mumbai – 400021, Maharashtra, India
Factory Address: Plot 10B, GIDC Industrial Estate, Shanker Tekari, Udyognagar, Jamnagar, Gujarat, India – 361004
Contact Person: Mr. Mehul Vora
Quality Documentation: Request sample certificates of conformance, material test reports, and inspection documentation to evaluate our quality standards by contacting sales@jambrass.com
We look forward to partnering with you for your aluminum machined parts requirements and demonstrating why customers worldwide trust our precision manufacturing expertise.
