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REXI double glazing has a definition of a product which is to effectively support and evenly spaced of two pieces of glass and the periphery of the adhesive seal, so that a dry gas space gap between the glass layers. According to the shape it can be divided into flat and curved double glazing.
The raw materials double glazing (or double glazed) include raw glass, edge sealing materials, insulating materials and desiccant. The quality of various materials used is closely related to the service life of the glass.
The products supplied by China double glazing suppliers are manufactured using materials that conform to the standards should have a service life of not less than 15 years. Double glazing price is depend on the quality of the raw material.
Raw materials can be flat, coated, laminated, tempered, fire-proof, heat strengthened or embossed.
Edge sealing material should be able to meet the double glazing moisture and gas sealing performance, and to maintain the structural stability. Its bonding properties, as well as moisture permeability, should all be up to standard.
Insulating materials can be aluminum, stainless steel, composite materials and so on.
Desiccant is massive or granular, filled into the hollow metal tank-type interval frame of double glazing.
China double glazing manufacturers choose different original raw material of different performance according to the requirements to cement, weld or splice with borders (aluminum frame or stick bar, etc.) and get the product. In China double glazing factory, the main material includes warm-edge spacer, bend bolt, butyl rubber, polysulfide plastic and desiccant.