Who We Are
Cnc Turning Expert From China
PTJ Prototype Shop was founded in 2007, with a registered capital of 3 million, and now has more than 200 employees. We are one of the China best swiss turning and precision turning companies, specialize in low cost OEM CNC machining parts manufacturing. The products are mainly used in medical, electronic, aerospace, mechanical, communication, toys, intelligent equipment and other industries.
We have invested a lot quality and production environments. In 2015, We passed the quality system review of SGS Company and got the first “ISO9001:2015” certificate. In 2016, we passed the environment system review of SGS Company. PTJ has carefully implemented each regulation in management details in accordance with ISO, and fully guaranteed the CNC machining product quality and customer satisfaction.
Industries certifications and standards
- ISO 9001:2015 certified
- MIL-I-45208A
- MIL-STD-45662A
- MIL-Q-9858A
- MIL-STD-105
- ITAR Registered and Compliant
- All materials DFAR and conflict free
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PTJ Swiss Turning Capabilities
PTJ has vertical, horizontal, 3 axis, 4 axis and 5 axis turning machines and longitudinal lathes with tolerances of ± .0002 in and ±.005 mm, which can be used to manufacture the OEM parts. Materials which can be processed by CNC Machining are carbon steel , stainless steel, aluminum, steel, alloy steels, brass, nickel, cobalt, tungsten, titanium, etc. We also have other services such as grinding, milling, turning, trimming, drilling, deburring, tapping, threading, sand blasting, polishing, vibratory finishing, pressure testing, washing and assembly. PTJ’s heat treatment include T4, T5, T6 and T7, which allows weldability, glue joining, rivet and low porosity shapes.
Equipment & Capacity |
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Tolerance Capabilities | ± .0001 |
Production volume | 10 to 250000 pcs |
Lead Times |
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CNC Swiss Capabilities |
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Materials Machined |
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Advantages of CNC Swiss |
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Second Operations |
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Industries Served |
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Value-Added Services |
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