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镀膜玻璃国家标准英文版.docx

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镀膜玻璃国家标准英文版
Appearance Quality
The appearance quality of the sunlight-controlled coated glass sheet shoulot allowed
Coating Scratch ≦Width≦
length≦60mm
not allowed
Unlimited
Distance between
scratches smaller than
101mm
Width>
length>60mm
not allowed not allowed
Glass Scratch Width≦
Length≦60mm
*S,pcs
Width>
Length>60mm
not allowed not allowed
PS: pinholes refer to over 20 pcs within 101mm area.

S refers to area of glass plane in square metres.
Allowed pcs equal to each factor multiply S, and get a integer according to GB/T 8170.
Middle of glass plane is in the area of 75mm away from the edge, other parts called edge.
Optical Performance
Optical Performance including Ultraviolet Transmittance, visible light transmittance, visible light reflection rate, Solar direct transmittance and solar energy total transmission rate, the difference value
Appearance Quality
The appearance quality of the sunlight-controlled coated glass sheet should meet the technical requirements of vehicle grade in GB 11614.
The tempered and semi-tempered sunlight-controlled coated glass sheet used as curtain wall should have fine edg

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