High quality foam rubber cube

Specifications Manufacturer of Rubber foam insulation sheet and pipe:

1.low thermal conductivity

2.full-closed structure

3.CE, SGS, RoHS

Made in China NBR flexible high density foam insulation     •Shijiazhuang Hongcome Commercial Co., Ltd. is a professional manufacturer and exporter of glass wool, rock wool and NBR foam insulation and aluminum foil heat insulation in China.    •We have professional technical worker teams, advanced manufacturing equipment and service system. Our products have passed CE, ISO, A1, SGS and AS/NZ certificates.   •We have cooperated with a wide range of customers of OEM and wholesale distributors from all over the world in more than 50 countries.   •"High quality, competitive price and good service" is our motto.  

Item		Unit	Specification	Standard
Density	45	Kg/m³	≤95	GB/T6343
Flammability	Oxygen index	%	≥32	GB/T2406
	SDR	——	≤75	GB/T8627
Conductivity factor	Average temperature	W/(m.k)		GB/T10294
	-20°C		≤0.031
	0°C		≤0.034
	40°C		≤0.036
Water vapor  permeability	Coefficient	g/(m.s.pa)	≤2.8*10-11	GB/T17146-1997
	Factor	——	≥7.0*10³
Water absorption ratio in vacuum		%	≤10	GB/T17794-2008
Dimension stability 105±3°C,7d		%	≤10	GB/T8811
Crack resistance		N/cm	≥2.5	GB/T10808
Compression resilience ratio Compression time 72h		%	≥70	GB/T6669-2001
Anti-ozone Ozone pressure 202mpa 200h		——	Not cracking	GB/T7762
Aging resistance 150h		——	Slightly crumpling, no cracks,	GB/T16259
Temperature		°C	-40°C——110°C	GB/T17794

  1). Low conductivity factor 2). Good fire-blocking 3). Closed pore foaming, good damp-proof property 4). Good pliability   5). Beautiful appearance, easy to install 6). Safe (neither stimulate the skin nor harm health), Excellent performance of acid-resisting and alkali-resisting.                     More details of our factory and products at http://powercrown.en.alibaba.com/   If you are interested in our products, please feel free to contact us. Welcome to visit our factory any time you like!