PTJ Manufacturing Shop

PTJ Manufacturing Shop

Quality CNC Machining Services

We provide CNC machining and turning of rapid prototype parts and low to mid volume CNC rapid production parts. Unparalleled precision for producing aluminum/brass/steel parts etc.
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See Our All Facilities

We are online experts in milling, turning,cutting,5 axis precision machining and die-casting etc.we use advanced equipment to offer you a variety of CNC machining services

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We help more than 1,000 global clients for their new projects in past 10 years– over 60% of the world’s China brands.



ONE-STOP Custom Manufacturing Services On Demand In China

PTJ® provides a full range of Custom Precision cnc machining china services.ISO 9001:2015 &AS-9100 certified. 3, 4 and 5-axis rapid precision CNC machining services including milling, turning to customer specifications,Capable of metal & plastic machined parts with +/-0.005 mm tolerance.Secondary services include CNC and conventional grinding, drilling,die casting,sheet metal and stamping.Providing prototypes, full production runs, technical support and full inspection.Serves the automotive, aerospace, mold&fixture,e-cigarette,medical,bicycle, and consumer electronics industries. On-time delivery.Tell us a little about your project’s budget and expected delivery time. We will strategize with you to provide the most cost-effective services to help you reach your target,Welcome to Contact us ( sales@pintejin.com ) directly for your new project.

cnc machining shop china

Pro engineers+Services Team

20+ service team consisting of experienced engineers and well-trained sales Engineer. Quote in 24 hours.

RESEACH & DEVELOPMENT

RESEACH & DEVELOPMENT

1000+ Case have been done; Efficiency manufacturing solutions will be provided by our 10+ year experienced R&D team.

Quality Assurance & Control

Quality Assurance & Control

100% inspection before delivery, 99.5% Qualification Target, Full monitoring all the time.(2.5MM,3MM inspection).

Our Advantage

cnc machining services

How we works

why choose ptj

precision parts
rapid parts
die-casting parts

case studies

Our Clients

We help more than 1,000 global clients – over 20% of the world’s leading global brands – Successfully helped them complete new non-standard parts projects and won high praise from customers.contact us right now.sales@pintejin.com

huawei
HNA
tianyid
HESCHEL
SHIP
SKYWORTH
ATLAS COPCO
Sinapore airlines

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FAQs

How to determine the thickness of aluminum alloy d

In the design process of aluminum alloy die castings, many customers are uncertain about the thickness of aluminum alloy die castings, and they do not know how thin the thickness of aluminum alloy die castings can be. ... ... + Read more

Precision CNC machining manufacturers explain how

According to the introduction of precision CNC machining manufacturers, the large-scale CNC machining parts are made of bar materials, and the process plan of rough machining and finishing is adopted. The specific process flow is as follows: blank → ... ... + Read more

Talking about the Application of Beryllium Copper

Nowadays, more and more beryllium copper mold materials have been used in the manufacture of plastic molds, and there is a rising trend. What is the reason for this phenomenon? Let me learn about the use of beryllium copper in plastic molds with the ... ... + Read more

What are the advantages of CNC turning and milling

Compared with conventional CNC titanium machining processes, the outstanding advantages of turning-milling combined machining are mainly manifested in the following aspects ... ... + Read more

Various parts of precision CNC machining

The precision requirements of precision CNC machining parts mainly refer to the precision requirements of size, shape, position and surface, and the surface precision mainly refers to the surface roughness. ... ... + Read more

What is the content of forging quality inspection?

The existence of forging defects may affect the processing quality or processing quality of the subsequent processes, and some seriously affect the performance and use of the forgings, and even greatly reduce the service life of the finished parts an ... ... + Read more

Dimensional control skills for stainless steel par

According to stainless steel parts machining manufacturers, when the workpiece error exceeds the workpiece tolerance due to the first tool setting error or other reasons, and the processing requirements cannot be met, the workpiece can be modified to ... ... + Read more

Imported CNC lathe processing machine tool equipme

After the CNC machine tool is produced by the manufacturer, the machine tool has been subjected to various requirements and inspections, and only after passing the inspection, can it leave the factory. ... ... + Read more