Provide Cnc Turning Service and its supporting parts since 2007.

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CNC Turning Shop In China

PTJ Machining Shop began in 2007 as a machine shop providing high precision short run turning services for local industry in China.
Over the years we have centralized our focus on becoming a premier custom job shop and class A vendor by providing you the lowest actual cost and highest quality possible.
To date, our manufacturing facility is a world-class technology driven plant where we utilize the latest advancements in tooling and machinery for prototype to large volume runs.
Each year PTJ has expanded and increased its presence in the marketplace by increasing the number of machines and by providing our customers the highest consistent quality and excellent service.
At PTJ we have defined our mission. We believe that to be successful, our customers want to take advantage of the latest technologies to help them solve their productivity problems.
For 10 years, in a partnership approach, we develop solutions to provide specific manufacturing solutions which provide to customers, contract manufactured products which are on-time and defect free.
PTJ presently supplies precision machined parts using state-of-the art equipment under structured process environments. We have been placed in the top percentile by several of our major Fortune 1000 customers and we are proud that our passion for machining quality products has earned us a ranking among the best.
We provide to our customer the highest level of craftsmanship and quality and excellent service at a competitive price. By contracting their requirements in a partnership arrangement, our customers avoid the direct costs of labor and material, attendant overhead expenses required for plant, equipment, raw materials and finished goods inventories.
Most importantly, our customers have also found that their quality control costs have decreased since they began their partnership with PTJ.

Our certificate

Our Equipments

These advanced machines help us to provide machining processes such as  turning,automatic lathing, boring, threading, tapping, thread milling, and many others

COMPUTERIZED NUMERICAL CONTROL RQUIPMENT

TYPEMAKEMODELSIZE
850 CNC Milling True 4th-Axis(12 sets)MitsubishiMB850800*600*500,40 Taper
770 CNC Engraving(3 sets)MitsubishiMB770800*600*500,50 Taper
T5CNC Milling Machine(11 sets)MitsubishiNVT51200*800*600,50 Taper
4500 Big CNC Milling(2 sets)Taiwan4500H10000*1000*600,50 Taper
2500 Big CNC Milling(5 sets)TaiwanNV25005000*800*500
430 CNC Engraving(8 sets)MitsubishiFA 430500*300*300,40 Taper
550 CNC Engraving with 4th Axis(4 sets)MitsubishiCMX550600*400*300,40 Taper
1166 CNC Milling Machine(4 sets)TaiwanVMC116622‘’lx16‘’D‘’,40 Taper
855 CNC Milling Machine(5 sets)TaiwanNV855800*600*500,50 Taper
650 CNC Milling Machine(4 sets)TaiwanEMC650600*400*300,40 Taper
650 CNC Milling and true 4th-Axis(3 sets)TaiwanMB650600*400*300,40 Taper
CNC Turning Machine Center(6 sets)Hitachi40G- 15‘’Up to 24‘’Swing,43‘’
Length 4 1/ 2‘’Bar Capacity
46 Taiwan CNC Lathe(7 sets) and 46 Switzerland lathe (5 sets)SwitzerlandDiameter is 4646’,40 Taper
36 Taiwan CNC Lathe(7 sets) and 20 Japan Lathe(5 sets)JapanDiameter is 3636’,40 Taper
25 Automatic lathe(20 sets)TaiwanMB2525,40 Taper
Mazak Five-axis CNC lathe(1 set) and Mitsubishi Five-axis CNC lathe(2 sets)MazakVF-6/50TR7,500 rpm (47,124 rad.min-1)

SPECIAL MACHINE FOR DRILLING AND TAPPING TEECH

TYPEMAKEMODELSIZE
Drilling deviceTaiwanM60(6 sets)M1-M80

TESTING EQUIPMENT

TYPEMAKEMODELSIZE
CMMJapan152212(1 set)1200*1000*600
Quadratic deviceTurnmasterVMS-6040CNC(2 sets)600×400

GRINDING MACHINES

TYPEMAKEMODELSIZE
Precision grinderTaiwanT4(6 sets)1200*800*600
6030 Water grinderTaiwan6030(2 sets)3000*1000*300
8040 Water grinderTaiwan8040(2 sets)5000*1500*600

DENCH TYPE LATHE

TYPEMAKEMODELSIZE
Type latheTaiwan2525

ALUMINIUM CASTING MACHINES

TYPEMAKEMODELSIZE
400T Aluminum
casting machine
Taiwan(400T 3 sets)400T
230T Aluminum
casting machine
Taiwan(230T 3 sets)230T

ZINC ALLOY CASTING MACHINE

TYPEMAKEMODELSIZE
400T Zinc Alloy
Casting machine
Taiwan(400T 3 sets)400T
100T Zinc Alloy
Casting machine
Taiwan(100T 3 sets)100T

PUNCHING MACHINE

TYPEMAKEMODELSIZE
C1N-60T(2 sets)Japan(The itinerary is 120)500×360×70
C1N-S-80T(10 sets)Japan(The itinerary is 150)500×360×70
C1N-V-80T(4 sets)Japan(The itinerary is 150)500×360×70
C1N-V-110T(1 sets)Japan(The itinerary is 180)650×470×80
C1N-160T(1 sets)Japan(The itinerary is 200)700×550×90

OTHER DEVICE

TYPEMAKEMODELSIZE
Rolling machineTaiwan(General purpose)&2 sets
Edge punch machineTaiwan(General purpose)&2 sets
Thread gaugeTaiwan(General purpose)&2 sets
MicroscopeTaiwan(General purpose)&1 sets
Rouhness machineTaiwan(General purpose)&1 sets