ISO Certified Injection Mold Manufacturer and Injection Molding Company in China

Stebro Mold’s ISO9001:2015 quality system is more than a standard we operate by, it is the core of our business functions in all aspects. We begin by offering assistance to our Customers on design for manufacturing of their products, all the way through finished goods and assembly shipments. In addition, we provide specialized plastic molding quality control during the molding prcess to promise the quality we offering for our customers is excellent.

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Mold Manufacturing Quality Control Process

Quality control is important in the entire supply chain of your company, so also if we are your mold supplier, the mold you demand will through a strict plastic molding quality control to ensure the quality it has.

  • Part Design Checking
  • Mold Design Control
  • Mold Steel Hardness Inspection
  • Mold Electrodes Inspection
  • Mold Core and Cavity Steel Dimension Inspection
  • Mold Pre-Assembly Inspection
  • Mold Trial Report and Samples Inspection
  • 装船前的最后Inspection
  • Export Product Package Inspection

Injection Molding Quality Control Processes

When it comes to plastic injection molding, quality assurance is key. Every molded plastic part should under the plastic molding quality control strictly. Stebro Mold performs quality control systematically throughout the entire manufacturing process, and is paid attention to in great detail. Our plastic molding quality control is integrated into all processes that guarantee the final product you receive is built to your specifications. Our modern injection molding machines are configured to your project’s specifications and monitored to maximize quality and efficiency. The result is a process that is reliable and repeatable. The processes of plastic molding quality control as follow.

Raw Material Inspection

All raw materials are verified for conformance upon receipt. We can supply COA, RohS and REACH Documents.

Visual Inspection

Parts are initially inspected directly out of molding machine. Quality Assurance technicians are trained to identify and rectify the following defects:

  • Sink marks
  • Short shots
  • Burn marks
  • Flash marks

FAI – First Article Inspection

A First Article Inspection (FAI) establishes accountability that your products have been manufactured to your specifications. Every critical design characteristic called out on the part drawing is verified and recorded. We perform FAIs for all new part orders, and we can also provide FAI data after any process change when required.

PPAP: Production Part Approval Process

Our production part approval process allows our clients of all industries to have confidence in our production processes. It’s here that actual measurements are taken of the parts produced and are used to complete various testing during the PPAP. This plastic molding quality control is to ensure that our design and production process meet’s our clients’ requirements.

stebro mold co ltd cert
Plastic Injection Molding Quality Control

CMM: Coordinate Measurement Machines

We use CMM to verify tolerance measurement. With CMM, analyzing high precision parts is easy and quick, and provides consistent accuracy.