How to distinguish the plate and plastic glasses frame? That kind of material is better.
Of course, the sheet metal rack is better.. The disadvantage is heavier than the plastic shelf. To distinguish between, mainly depends on the weight and smell!
Plastic sheet and vinyl products are plastic glasses refers to the so-called plastic injection moulding glasses, while the sheet is the use of high pressure molding and cutting into the spectacle frame plate frames of high temperature resistance, not easily broken, deformation, can protect the good lens; another sheet in texture and wearing comfort is far superior to plastic infusion frame, plastic frame also has its own advantages, such as low cost, great variety etc.
There is a frame of TR90 material in the plate. It is a kind of light material that belongs to the plank. It's light and comfortable to wear. Besides, you can see the frames of pure titanium, which is better. Antiallergic.
Plate design, surface more smooth, plastic better. Not easily deformed. Plastic frames are lighter. Relatively rough. Easily deformed. The plates will be slightly more plastic.
