Top 100 questions for companies who want to find OEM manufacturers, and we got your answers.

Category 1: Core Capabilities & Technical Match

Q1: Do you have 3-axis, 4-axis, and 5-axis CNC milling capabilities? 

Yes, we have DMG 5 axis machines as well as 4 axis and 3 axis, we also equipped with cnc turning, cnc milling, cnc automatic lathe machines. Contact zarya@z-keytech.com for company profile and machine list.

Q2: What is the maximum part size you can handle on your CNC mills? 

680*680*70mm

Q3: Do you have CNC turning (lathe) capabilities? How many axes? 

2 axis, 3 axis, multi-axis.

Q4: What is the maximum swing and turning length for your lathes? 

Maxium swing: 450mm.

Maxium turning: 600mm

Q5: What is your standard tolerance capability? 

According to clients’ drawing, but we can achieve 0.001mm.

Q6: What is the tightest tolerance you can consistently hold? 

0.02mm.

Q7: What materials do you have proven experience with?

Aluminum 5051, 6061, 6063, 7075, etc. Stainless 304, 316, Brass, Copper, Titanium, Plastics (ABS, PC, PP, PEEK, PMMA, etc)

Q8: What is your in-house surface finishing capability?

Deburring, Polishing, Grinding, Brushed, Painting, Silk Screen printing. And we have cooperated suppliers for over 10 years provide anodizing, hard anodizing, plating, passivation, chemical black, coating, etc.

Q9: What is your primary industry focus?

We provide cnc machining components for AI, Robot and drones, Aerospace and airplanes, Medical devices, Automotive, Consumer Electronics, etc.

Q10: What is your typical prototyping lead time for 5 parts? 

It depends on the drawings, we can make prototype within 1 day if material is easy to reach. Normally it would be 2-5 days.

Q11: What is your typical production lead time for 100 parts? 

5-15 days, according to the drawings complexity.

Q12: What is your maximum monthly production capacity for CNC parts? 

80-120K, according to the complexity.

Q13: Do you have in-house tooling and fixture design services?

Yes. Our engineer department has abundant experience in designing, we even provide consultant for our clients.

Q14: What is your approach to Design for Manufacturability (DFM) feedback?

Provides DFM report before mold making

Q15: What file formats do you accept for quoting?

STEP, IGES, SLDPRT, X_T, STL for 3D drawings, DWG and PDF for 2D drawings.

 

Category 2: Quality Systems & Certifications

Q16: What quality management system certifications do you hold? 

ISO 9001:2015.

Q17: Are you certified to any industry-specific standards?

IATF 16949 for Auto, ISO 13485 for Medical)

Q18: What is your First Article Inspection (FAI) process and standard?

Performs FAI to AS9102 and ability to generate the report.

Q19: What measurement and inspection equipment do you have?

Hexagon CMM, Projector, hardness tester, etc….

Q20: What is the calibration schedule for your measurement equipment?

Annual calibration.

Q21: What is your standard AQL (Acceptable Quality Level) for inspection?

AQL 1.0 for critical, 2.5 for major defects.

Q22: Can you provide full inspection reports with shipments?

Yes. We have our own QC dpt.

Q23: What is your process for handling non-conforming material?

A defined process description in our quality profile.

Q24: What is your Corrective and Preventive Action (CAPA) system? 

Investigating the root cause of a problem to implement corrective actions for the immediate issue and preventive actions to stop it from happening again.

Q25: What is your historical on-time delivery (OTD) rate?

Our lead time is very outstanding, 99.8% orders are within the lead time we quote.

Q26: What is your historical quality yield rate? 

＞99.5%