Sandwich Panel/Wall Panel for Steel Buildings (XGZ-50)

• Feature: Environmental, Fireproof, Light Weight, Metal Panel
• Fire Rating: 1
• Certification: ISO9001
• Thichness: 50mm-200mm
• Transport Package: Seaworthy Packing
• Specification: ISO
• Model NO.: XGZ-50
• Trademark: XGZ
• Origin: Qingdao, China
• HS Code: 9406
• Production Capacity: 2000ton Per Month

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 data
inspection item	unit	measured value	normalized value	Inspection standards
Density (normal temperature)	Kg/m3	60
thermal coefficient	w/(m·k)	≤0.041 ≤0.034	≤0.042 ≤0.034	68~75ºC 25±5ºC
R	.K/W	2.44 2.94		68~75ºC 25±5ºC
water absorption rate	%	≤4.5	≤5
moisture content	%	0.9	≤1.0
incombustibility	Grade	A		GB8624, no burn
Thermal load contraction temperature	ºC	400	≥400	GB/T11835-1998
Combustion performance	flame propagation	25		GB8624
	Flue gas diffusion	50		GB8624
corrosion resistance		No chemical reaction		ASTM C665
mold resistance		No		ASTM C665
acoustic absorptivity		0.8

 

Rock wool technical data
inspection item	unit	Performance Specification	Remark
Density (normal temperature)	Kg/m3	120
thermal coefficient	w/m2k	≤0.046	(70±5)ºC
Max.Temperature	ºC	600
Limit deviation	%	±20
incombustibility	Grade	A	no burn

PUR technical data
inspection item	unit	measured value	normalized value	Inspection standards
Density (normal temperature)	Kg/m3	≥42.9	≥30	ASTM;D1522;GB6343;GB/T6343-95
thermal coefficient	w/m2k	≤0.020	≤0.027
coefficient of moisture permeability	Ng/Pa.m.s	≤3.34
water absorption rate	g/100cm2	≤0.5	≤4
Closure rate	%	≥97	≥90
compression strength	kPa	≥220	≥150
oxygen index		≥28	≥26
Fire rating		B
Max. flame spread rate		15	25
Vertical combustion method	Average burning time	≤7.96	≤30
	Average burning height	≤15	≤250
dimensional stability		≤1%

 

EPS technical data
inspection item	unit	Performance Specification		Remark
		I	II
Density (normal temperature)	Kg/m3	15kg/m3	20kg/m3	8kg/m3 ~ 20kg/m3
thermal coefficient	w/m2k	≤0.041	≤0.041
Water vapor permeability	Ng/Pa.m.s	≤9.5	≤4.5
water absorption rate	%	≤6	≤4
Dimensional Stability after 48 hours at 70ºC	%	≤5	≤5
compression strength	kPa	≥60	≥100	Compressive stress in the case of 10% of deformation
Oxygen index(OI)	%	≥30	≥30
Fire rating		B		fire-retardant
Melting Nodal	N	≥15	≥25	Breaking load
	mm	≥20	≥20	Flexural deformation