Qingdao Xinguangzheng Steel Structure Co., Ltd.  

Product Name: Sandwich Panel/Wall Panel for Steel Buildings (XGZ-50) Model NO.: XGZ-50 Certification: ISO9001 Fire Rating: 1 Feature: Environmental, Fireproof, Light Weight, metal Panel Thichness: 50mm-200mm Trademark: XGZ Transport Package: Seaworthy Packing Specification: ISO Origin: Qingdao, China HS Code: 9406 Product Description Usually, The sandwich panel has four insulate sandwich, Fiber glass, rock wool, PU and EPS,the technical date as below:Fiber glass technical datainspection itemunitmeasured valuenormalized valueInspection standardsDensity(normal temperature)Kg/m360thermal coefficientw/(m·k)≤0.041≤0.034≤0.042≤0.03468~75ºC25±5ºCR.K/W2.442.9468~75ºC25±5ºCwater absorption rate%≤4.5≤5moisture content%0.9≤1.0incombustibilityGradeAGB8624, no burnThermal load contraction temperatureºC400≥400GB/T11835-1998Combustion performanceflame propagation25GB8624Flue gas diffusion50GB8624corrosion resistanceNo chemical reactionASTM C665mold resistanceNoASTM C665acoustic absorptivity0.8Rock wool technical datainspection itemunitPerformance Specification RemarkDensity(normal temperature)Kg/m3120thermal coefficientw/m2k≤0.046(70±5)ºCMax.TemperatureºC600Limit deviation%±20incombustibilityGradeAno burnPUR technical datainspection itemunitmeasured valuenormalized valueInspection standardsDensity(normal temperature)Kg/m3≥42.9≥30ASTM;D1522;GB6343;GB/T6343-95thermal coefficientw/m2k≤0.020≤0.027coefficient of moisture permeabilityNg/Pa.m.s≤3.34water absorption rateg/100cm2≤0.5≤4Closure rate%≥97≥90compression strengthkPa≥220≥150oxygen index≥28≥26Fire ratingBMax. flame spread rate1525Vertical combustionmethodAverage burning time≤7.96≤30Average burning height≤15≤250dimensional stability≤1%EPS technical datainspection itemunitPerformance Specification RemarkIIIDensity(normal temperature)Kg/m315kg/m320kg/m38kg/m3 ~ 20kg/m3thermal coefficientw/m2k≤0.041≤0.041Water vapor permeabilityNg/Pa.m.s≤9.5≤4.5water absorption rate%≤6≤4Dimensional Stability after 48 hours at 70ºC%≤5≤5compression strengthkPa≥60≥100Compressive stress in the case of 10% of deformationOxygen index(OI)%≥30≥30Fire ratingBfire-retardantMelting NodalN≥15≥25Breaking loadmm≥20≥20Flexural deformation