We provide high quality 3d filament for our customer, below are our detailed quality control process.
1, Raw Materials: Incoming Quality Control
All the raw material are imported from US, Japan or Taiwan. We will inspect the sample from each batch of raw material. Comparing of the properties,color , gloss and appearance of the particle. The NG sample will be 100% send back.
2.Colored Resin: In Process Quality Control
For colored resin, we need to confirm the quality before the mass production, including color different, flow ability and other properties. If the test is ok, then we will plan mass production. For the NG product, firstly we will check the process problem and accessories material problem, and make out solve solution.
3.Laser Measure: Process Quality Control
We have laser detect equipment to control extruding rate on line, we set diameter tolerance +-0.03 mm, when the diameter above or below the accepted range, the machine will be alarm to remind workers adjust process, troubleshoot problems. QC regularly check the filament diameter manually to prevent machine failure over quality management products
4. Rolling and Package: Final Quality Control
Before packaging, QC personnel will check the product color, bubbles, black spots, have strict standard for those Item, unqualified product will be scrapped disposal.