Custom High Precision CNC Machined Machinery Milling Turning Machining Parts for Engine Parts Pistons Connecting Rods Camshafts in Brass Stainless Steel
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Product Highlights
- High Precision Tolerance: Achieves accuracy up to 0.002mm with advanced 3/4/5 axis CNC machines.
- Extensive Material Options: Supports Aluminum, Stainless Steel, Brass, Titanium, Plastics, and more.
- Comprehensive Surface Finishes: Offers Anodizing, Plating, Sandblasting, Polishing, and PVD treatments.
- Global Quality Certification: Certified ISO 9001:2015 and IATF 16949 for reliable manufacturing standards.
- Rapid Small-Batch Production: Small batches (1-10 pieces) completed within 3-7 business days.
- Advanced Inspection Equipment: Equipped with ZEISS and HEXAGON CMMs for 100% pre-shipment inspection.
- Customized Manufacturing: Fully customizable part sizes and tolerances based on customer drawings.
- High Customer Satisfaction: Maintains 98% satisfaction rate and 95% repeat order rate globally.
Product Attributes
- Customization
- Available
- Condition
- New
- Certification
- ISO 9001:2015/ IATF 16949
- Model NO.
- customized -ZJ00718
- Standard
- DIN, ASTM, GB, JIS
- Customized
- Customized
- Material
- Stainless Steel
- Application
- Metal Recycling Machine, Metal Cutting Machine, Metal Straightening Machinery, Metal Spinning Machinery, Metal Processing Machinery Parts, Metal forging Machinery, Metal Engraving Machinery, Metal Drawing Machinery, Metal Coating Machinery, Metal Casting Machinery
- Part Size
- According to Customer Requirements
- Delivery
- 7-15 Days After Payment
- Accuracy
- 0.002mm
- Payment Term
- 30% T/T+ 70% T/T
- Drawing Format
- 2D/(Pdf/CAD)/3D(Step)
- Tolerance
- Based on Drawing
- Transport Package
- PE Bag, Carton, Wooden Box
- Specification
- 40*40*35
- Trademark
- ZONGJIN
- Origin
- Dongguan China
- Production Capacity
- 10000 PCS
- Package Size
- 35.00cm * 35.00cm * 35.00cm
- Package Gross Weight
- 2.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Custom High Precision CNC Machined Machinery Milling Turning Machining Parts for Engine Parts Pistons Connecting Rods Camshafts in Brass Stainless Steel
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Custom High Precision CNC Machined Machinery Milling Turning Machining Parts for Engine Parts Pistons Connecting Rods Camshafts in Brass Stainless Steel -
Custom High Precision CNC Machined Machinery Milling Turning Machining Parts for Engine Parts Pistons Connecting Rods Camshafts in Brass Stainless Steel -
Custom High Precision CNC Machined Machinery Milling Turning Machining Parts for Engine Parts Pistons Connecting Rods Camshafts in Brass Stainless Steel -
Custom High Precision CNC Machined Machinery Milling Turning Machining Parts for Engine Parts Pistons Connecting Rods Camshafts in Brass Stainless Steel -
Custom High Precision CNC Machined Machinery Milling Turning Machining Parts for Engine Parts Pistons Connecting Rods Camshafts in Brass Stainless Steel -
Custom High Precision CNC Machined Machinery Milling Turning Machining Parts for Engine Parts Pistons Connecting Rods Camshafts in Brass Stainless Steel -
Custom High Precision CNC Machined Machinery Milling Turning Machining Parts for Engine Parts Pistons Connecting Rods Camshafts in Brass Stainless Steel
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Product Description
Dongguan Zongjin Hardware Products Co., Ltd, is a high-precision CNC machined parts factory covering over 11,000 m²with accuracy 0.002mm by 3/4/5 axis machine with 225 sets and surface fnishes up to Ra 0.1. We provide good quality products and reliable service to our customers.The production workshop is managed in accordance with 7S standards.
Our 85% orders are for export, with over 60% shipped to Europe and North America. We achieve a customer satisfaction rate of 98% and maintain an 95% repeat order rate, earning strong recognition and trust from our customers.
Our 85% orders are for export, with over 60% shipped to Europe and North America. We achieve a customer satisfaction rate of 98% and maintain an 95% repeat order rate, earning strong recognition and trust from our customers.
Our Factory
Our Service | 3/4/5 axis CNC machining/CNC Milling/CNC Turning/Lathe/CNC Swiss-lathe/CNC Automatic Lathe/Gantry Milling/Grinding machine. | ||
Capacity | CNC Turning Machining Max size: φ 500*1000 mm. | ||
CNC Milling Machining Max size: 2000*1500*600mm | |||
Material | Aluminum/Stainless steel/ Steel/Brass/ Copper/bronze/Titanium/ Magnesium alloy/ Delrin/POM,Acrylic/PC etc. | ||
Tolerance | +/-0.002mm | ||
Surface Roughness | Ra0.1 (Min) | ||
Surface Treatment | Anodize Color/Sandblasting/Power Coating/Passivation/Blacken/ Zinc/Nickl/Chromium Plating/Polish/Laser Engrave/Knurl/Laser engrave/PVD/Titanium Plating/Electrogalvanizing. | ||
Drawing Format | STEP/STP/GIS/CAD/PDF/DWG/DXF or samples. | ||
Inspection | 100% inspection before shipment | ||
After-sales Guarantee | We will take full responsibility for quality issues | ||
Available Reports | Material Certificate , Measurement Protocol , PPAP , SGS , RoHS , Hardness Test Report , Salt Spray Test Report , Surface Roughness Test Report etc. | ||
Testing Equipment List
Country of manufacture | Unit | Maker | Country of manufacture | Unit | Maker |
Germany | 1 | ZEISSCMM(700*1000*600) | China | 1 | HEXAGON-CMM (800*1500*600) |
China | 1 | HEXAGON-CMM(800*1500*600) | China | 1 | SEREIN-2.5 Dimensional Measuring Instrument |
China | 1 | SEREIN-2 Dimensional Measuring Instrument | China | 1 | Digital Rockwell Hardness Tester |
Japan | 1 | MITUTOYO-Surface Roughness Tester | China | 1 | Digital Height Gauge |
China | 2 | CCD Video Microscope | China | 1 | Salt Spray Test Machine |
China | 1 | Spectrometer | China | 1 | Coating Thickness Gauges |
China | 1 | Gear Testers | China | 1 | Rockwell Hardness Tester |
China | 1 | Concentricity Measuring Instrument | China | 1 | Tensile & Compression Tester |
Main Product
Certifications
Customer Review
Packaging & Shipping
FAQ
1. What materials are supported for CNC machining?
Common metals: Aluminum alloys, stainless steel, copper, titanium alloys, and tool steel.
Common plastics: ABS, POM (Delrin), PC, PMMA (Acrylic), Nylon, etc.
Special materials: Composite materials or customer-specified special materials (subject to feasibility confirmation).
2. What tolerance of precision can CNC machining achieve?
Typical tolerance range: ±0.002mm to ±0.01mm (depending on the material and part complexity).
High-precision needs: Ensured using advanced equipment and inspection tools.
Surface finish: Achievable up to Ra0.4 or better, with various surface finishing options available.
3. Does CNC machining support small-batch orders?
Yes, small-batch customization (e.g., 1-10 pieces) is supported, as well as medium and large-scale production.
Rapid prototyping: Typically completed within 3-7 business days from order placement to delivery.
4. What information should customers provide?
3D CAD files: Recommended formats include STEP, IGES, or STL files.
2D drawings (if available): Indicate dimensions, tolerances, materials, and surface treatment requirements.
Special instructions: Include any additional machining or assembly requirements.
5. How is the machining cost calculated?
Key factors: Material cost, machining time, part complexity, and surface finishing requirements.
Transparent quotes: Detailed quotes are typically provided within 1-2 business days after receiving drawings.
Discounts: Long-term clients or bulk orders may qualify for price reductions.
6. What is the typical production lead time?
Small-batch parts: Usually completed within 3-7 business days.
Large-batch orders: Lead times depend on the order quantity and complexity, typically 1-4 weeks.
Rush services: Priority production can be arranged based on customer requirements.
7. What surface finish options are available?
Common finishes: Anodizing, electroplating, sandblasting, polishing, and heat treatment.
Surface coatings: Powder coating, painting, etc.
Custom finishes: Support for customer-specified special surface treatments.
8. How do you ensure product quality?
Quality inspection: Every part undergoes rigorous checks (e.g., dimensional measurements, surface inspection) before delivery.
Inspection equipment: Includes CMM (Coordinate Measuring Machine), height gauges, roughness testers, and more.
Quality standards: Manufacturing processes comply with ISO 9001 quality management standards.
Key factors: Material cost, machining time, part complexity, and surface finishing requirements.
Transparent quotes: Detailed quotes are typically provided within 1-2 business days after receiving drawings.
Discounts: Long-term clients or bulk orders may qualify for price reductions.
6. What is the typical production lead time?
Small-batch parts: Usually completed within 3-7 business days.
Large-batch orders: Lead times depend on the order quantity and complexity, typically 1-4 weeks.
Rush services: Priority production can be arranged based on customer requirements.
7. What surface finish options are available?
Common finishes: Anodizing, electroplating, sandblasting, polishing, and heat treatment.
Surface coatings: Powder coating, painting, etc.
Custom finishes: Support for customer-specified special surface treatments.
8. How do you ensure product quality?
Quality inspection: Every part undergoes rigorous checks (e.g., dimensional measurements, surface inspection) before delivery.
Inspection equipment: Includes CMM (Coordinate Measuring Machine), height gauges, roughness testers, and more.
Quality standards: Manufacturing processes comply with ISO 9001 quality management standards.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR2421555". Items marked "
" are certified.
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Company Profile
Zongjin Hardware, established in 2015 and located in Qingxi Town, Dongguan, China, is a professional manufacturer specializing in high-precision CNC machining services. We offer a wide range of machining capabilities including CNC milling, CNC turning, CNC grinding, and wire EDM. With 216 advanced processing machines and a team of engineers and technicians with over 15 years of machining experience, we are committed to providing high-quality custom metal and plastic parts that meet the most demanding requirements. Our facility is certified under ISO 9001: 2015/2016, ensuring rigorous quality control throughout the production process.
To fulfill the growing demands for complex, high-precision, and high-performance components, we are equipped with CNC machine from world-renowned brands such as Mazak, GF, Haas, Makino, and GROB, and backed by precision inspection equipment including Zeiss and Hexagon CMMs.
We are proficient in machining a broad range of materials such as steel, stainless steel, copper, brass, aluminum alloys, titanium alloys, and plastics. Our machine is capable of processing parts up to 2 meters in size, achieving surface finishes as smooth as Ra 0.1, and precision tolerances of ± 0.005 mm, with certain components reaching ± 0.002 mm.
Our components are widely used in industries including electronics, electrical systems, medical devices, optical instruments, industrial automation, sensors, robotics, and aerospace. Today, over 80% of our products are exported to Europe and North America. With a low annual complaint rate of just 2% and a customer reorder rate of 95%, we pride ourselves on exceptional quality, reliable service, and long-term partnerships. All parts undergo 100% full inspection before shipment to ensure quality compliance.
At Zongjin, we are dedicated to delivering stable product quality, competitive pricing, and rapid lead times, offering our clients a reliable one-stop solution for all high-precision CNC machining needs.
About Our Factory & Business Background
- Address
- Building 2, No. 84, Qingxi Dongfeng Road, Qingxi Town, Dongguan, Guangdong, China
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays
Our Industry Experience & Global Business Record
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What materials are supported for CNC machining?
- Common metals: Aluminum alloys, stainless steel, copper, titanium alloys, and tool steel. Common plastics: ABS, POM (Delrin), PC, PMMA (Acrylic), Nylon, etc. Special materials: Composite materials or customer-specified special materials (subject to feasibility confirmation).
- Does CNC machining support small-batch orders?
- Yes, small-batch customization (e.g., 1-10 pieces) is supported, as well as medium and large-scale production. Rapid prototyping: Typically completed within 3-7 business days from order placement to delivery.
- What information should customers provide?
- 3D CAD files: Recommended formats include STEP, IGES, or STL files. 2D drawings (if available): Indicate dimensions, tolerances, materials, and surface treatment requirements. Special instructions: Include any additional machining or assembly requirements.
- How is the machining cost calculated?
- Key factors: Material cost, machining time, part complexity, and surface finishing requirements. Transparent quotes: Detailed quotes are typically provided within 1-2 business days after receiving drawings. Discounts: Long-term clients or bulk orders may qualify for price reductions.
- What is the typical production lead time?
- Small-batch parts: Usually completed within 3-7 business days. Large-batch orders: Lead times depend on the order quantity and complexity, typically 1-4 weeks. Rush services: Priority production can be arranged based on customer requirements.
- What surface finish options are available?
- Common finishes: Anodizing, electroplating, sandblasting, polishing, and heat treatment. Surface coatings: Powder coating, painting, etc. Custom finishes: Support for customer-specified special surface treatments.
- How do you ensure product quality?
- Quality inspection: Every part undergoes rigorous checks (e.g., dimensional measurements, surface inspection) before delivery. Inspection equipment: Includes CMM (Coordinate Measuring Machine), height gauges, roughness testers, and more. Quality standards: Manufacturing processes comply with ISO 9001 quality management standards.
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