Hangzhou Showland Technology Co., Ltd.
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  • Company Name : Hangzhou Showland Technology Co., Ltd.
  • Tel : 86-571-88920516
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Artificial Stone Resin

Artificial Stone Resin
Product Detailed
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%

Artificial Stone Resin



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