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Contact Person : Mr. Xiao john
Company Name : Hangzhou Showland Technology Co., Ltd.
Tel : 86-571-88920516
Fax : 86-571-88920512
Address : Zhejiang,HANGZHOU,ROOM2118,NO.553,WENSAN ROAD,HANGZHOU,CHINA
Country/Region : China

Artificial Stone Resin

Product Detailed

Related Categories:Polymer
Related Product Searches:Artificial Stone Resin,High Quality,Artificial Stone Resin, unsaturated resin,SL-728

1.orthophthalic type unsaturated polyester resin 2.medium viscosity,high reactivity 3.apply to artificial marbles Artificial Stone Resin(Unsaturated Polyester Resin)

SL-728 is an orthophthalic type unsaturated polyester resin with medium viscosity, high reactivity, good toughness, and excellent mechanical intensity, applicable to the manufacture of artificial marbles, table-surface plate, sanitary wares etc.

Technical Indexes of Liquid Resin
Item	Unit	Value	Standard
Appearance		Transparent Sticky Thick Liquid	Visual
Chroma (Pt-Co)		25-35	GB7193.7-92
Acid Value	mgKOH/g	16-21	GB2895-82
Viscosity(25°C)	mPa.S	800-1350	GB7193.1-87
Gel Time	min	4-8	GB7193.6-87
Non-Volatile	%	66-71	GB7193.3-87
Thermal Stability(80°C)	h	≥24	GB7193.5-87
Note: Gel Time is tested under the condition of 25°C,airbath, 0.4ml cobalt isocaprylate solution and 0.4ml mekp being addedinto 50g resin.

Performance Indexes of Resin Casting Substance
Item	Unit	Value	Standard
Barcol hardness≥	Barcol	35	GB3854-1983
Tensile strength ≥	MPa	65	GB2568-1995
Tensile modulus ≥	MPa	3000	GB2568-1995
Elongation at break≥	%	5	GB2568-1995
Flexural strength≥	MPa	95	GB2570-1995
Flexural modulus≥	MPa	3100	GB2570-1995
Impact strength≥	KJ/m2	12	GB2571-1995
H.D.T ≥	°C	65	GB1634-1989
Note: Environmental Temperature for Experiment: 23±2°C; relative humidity: 50±5%

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