how to distinguish whether the U disk shell material is pvc or silicone?

Let me teach you how to distinguish whether the U disk shell material is pvc or silicone

Today’s USB flash drives on the market, in terms of materials, include metal USB flash drives, silicone USB flash drives, jade USB flash drives, plastic (pvc) USB flash drives, etc. Among them, PVC and silicone USB flash drives are more popular, but most users still think about it. The two materials are difficult to distinguish. Today I will tell you how to distinguish

The first step: touch with your hands, silicone has a meaty texture, the texture of silicone is soft when you touch it, but PVC will not feel like this, it is the softest and not the feeling of touching the meat

Step 2: Smell with your nose. Silica gel does not smell, while PVC has the smell of plastic. The more environmentally friendly PVC still has a smell, but it is slightly lighter.

The third step: burn with fire, use a lighter, fire until white powder appears on the silica gel, and the PVC is directly burnt

Through the above three steps, we can basically distinguish whether the material of the USB flash drive is PVC or silicone. Finally, we need to remind that no matter which material, the materials used by the cottage manufacturers may not meet the environmental protection or safety standards. Choose well-known It would be appropriate to buy from a reputable manufacturer

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