Phone Case Inspection Services & Quality Control in China and Asia

Everything you need to know about Phone Case Quality Control

Phone case are indispensable. Nowadays it could be easily said that cellphones are one of the most popular and utilized products by population in general, as can be facilely noted in a quick walk on the street with people looking down on their touch screens.

Consequently accessories for cellphones became a big market, and phone cases are maybe the most popular one. Thinking about the two most popular brands, Apple and Samsung, there is innumerous phone cases options out there, with different colors, materials and formats.  Even being a relatively simple accessory, considering all the adverse conditions to which they are subjected, define a quality standard is not done with ease.

What does a quality cell phone case mean?

phone-cases-inspection-quality-control-services-chinaTo define a quality mobile phone case, you first need to comprehend what “quality” intends to customers. Maybe the most imperative thing is shield the device from harm. Cell phones can be exceptionally costly, and so damage on that would be the worst scenario from a consumer point of view. So it is important ensure the case will protect your telephone’s screen from breaking or the body from getting scratches.

Then maybe in a second priority is style, where a beautiful case may modify the presence of your telephone by including a nice logo,a picture or a different texture. In the end, even if your phone case ensures the maximum protection, any damage on the design could cause a customer loss for your brand.

Materials Possibilities

Phone cases are produced using a tremendous scope of materials. Iphone and Samsung phones, for example, are mainly made of Hard Plastic, Silicone and Leather (therefore you can still find some not so common materials like Clear Film, Kevlar, Rubber or Soft Touch).

  • Hard Plastic

inspection-services-phone-case-quality-control-chinaHard plastic cases are normally produced using polycarbonate or polypropylene. They are made with a hand crafted item called an infusion mold.

It begins with a mold base from a few chromium steel bars that are melded into a piece. A mold producer utilizes a CNC machine to gradually and painstakingly shape the mold into the suitable outline. Here the first defect possible cause, if by a machine error the mold is made incorrect. Once the mold is the right shape, it gets smoothed and cleaned to evacuate any harsh edges. Finally hot plastic is infused into the mold and structures the right shape. Liquid is poured into help it solidify and cool quickly.

If the plastic material is not with the correct chemical composition, or any error on the cooling process can cause a incorrect shape, sometimes not even visually, but that will not fit on the cell phone.  So a precise quality control plan should be considered from the mold manufacturing process, raw plastic composition and plastic injection process.

  • Silicone

quality-control-phone-case-inspection-service-chinaSilicone can be similar to plastic however made with distinctive materials and using a pressure mold. On this method a high pressure machine prepares the raw material and injects it into a closed mold that contains a vacant area, with the desired format. The molding machine pressure the melted material, and inject that into the closed mold using hydraulic pressure pushing against a plunger device. A sharp edge cutter is used for carving completely through the mixture and a configuration imprinted within. An incorrect temperature for melting the material, incorrect pressure or wrong mold format, for example, may cause several defects, such as wrong hardness, incorrect dimensions or a lower elastic resistance that will cause premature damages.

  • Leather

phone case-inspection-service-quality-control-chinaManufacturing leather phone case it’s pretty similar to the way clothing or other leather items are made. Templates of the cases are made, for cutting them out of leather, to then be sewn together. Additional details than is stitched, such as extra compartments, handles or buttons, according to the product design and finally a piece of plastic to protect the screen. A bad quality leather may tear easily, or have a poorly texture design, compared to the required from the designer. And considering that some steps are manually done, there is a risk for defects on the sew or loose bottoms, for example.

A big market requires the right quality control strategy

Besides the characteristic of having different materials and formats, phone cases quality control approach should consider it is also a mass production industry, considering all volume produced daily. Besides ensure the right inspection for all manufacturing steps according to your phone case material, it is also essential to prevent waste due to rejected products from the beginning.

A product monitoring service from Asia Quality Control is a good example for this approach, and can not only ensure your customer satisfaction but also generate savings by detecting possible defects on an early stage.

If we are missing points and/or would like to discuss the mentioned points, feel free to comment below or contact us by email.

We are a team of Quality Control and Quality assurance Expert specialized in Product Inspection , Factory Audit, Quality Consulting, Testing and Certifications in China. Our Quality Control company has decade of experience in Quality inspection in China and aim to secure your productions and import operation all over Asia.

Feel free to contact us here.
About the Author

Product Inspection Services in China & Asia Expert

We are a team of Quality Control and Quality assurance Expert specialized in Product Inspection , Factory Audit, Quality Consulting, Testing and Certifications in China. Our Quality Control company has decade of experience in Quality inspection in China and aim to secure your productions and import operation all over Asia. Feel free to contact us here.

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