SHANDONG LANJING GLASS TECHNOLOGY CO.,LTD.
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SGP Laminated Glass

SGP is short for SentryGlas Plus, it’s from Dupont , it’s proved the most stiff and safest interlayer used in architectural glass.


For glass bridges, glass canopy, glass walls , the SGP laminated glass is the best choice.


The only disadvantage of SGP laminated glass is the cost higher.

SGP Laminated Glass Advantage


High strength and tear resistance: The tear resistance of SGP laminated film is 5 times that of PVB. Even in the case of broken glass, SGP film can still bond to the broken glass, forming a temporary structure after damage, and withstand certain loads without falling down as a whole


High transparency and weather resistance: SGP laminated glass has extremely high transparency and a lower yellowing index than traditional PVB materials. It will not turn yellow, age or delaminate even after long-term exposure to ultraviolet, high temperature, humidity and other environments.


Excellent mechanical properties: Under equal loads and thicknesses, the bending deflection of SGP laminated glass is only 1/4 of PVB laminated glass, and its bearing capacity is twice that of PVB.


Good edge stability: SGP laminated film has good resistance to moisture, with a yellowing coefficient of less than 1.5, while PVB film has a yellowing coefficient of 6-12, which makes SGP laminated glass less prone to yellowing, bubbles, and delamination during long-term use


UV protection capability: SGP laminated glass completely prevents UV rays from passing through, protecting indoor items from UV damage


SGP Laminated Glass Advantage

SGP Laminated Glass Advantage



The Vacuum Bag Used for SGP Laminated Glass


In the processing of SGP laminated glass, Lanjing always use the vacuum bag before autoclave.


The main purpose of vacuuming the bag packed SGP laminated glass is to remove bubbles and impurities, ensuring perfect adhesion between the glass and the SGP film. The relative vacuum degree is -0.08-0.06MPa ,then heat the SGP and glass together in autoclave to achieve a gelatinous state, thereby bonding the two pieces of glass together. This method is capable for processing silk fabrics, paper products, and mesh interlayer.


The Vacuum Bag Used for SGP Laminated Glass


Production Capability of SGP Laminated Glass


Clear,Low Iorn,Tinted,Coated,Silk Screen Laminated Glass
Interlayer TypesPVB, SGP,EVA
Interlayer ThicknessPVB/EVA:0.38-3.04MM, SGP:0.76MM,0.89MM,1.52MM
Glass StandardEN12150, ANSI2208,ASTM C1048,GBT15763.4,GBT15763.2GBT17841,  5 years warranty
Glass SizeMIN 300*300MM, MAX 13000*3000MM
Monthly Output20,000SQM



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Juyuan Road, Wangcun Town, Zibo City, Shandong Province, China