Unsaturated Polyester Resin

DS-603-3

DS-Tianhe Resin Series

Tianhe Dingshi brand DS-603-3 is a orthophthalic type unsaturated polyester resin, with medium viscosity and high reactivity, specialized for gratings. The finish product has high strength and good toughness.

Technical Index for Liquid Resin
Item	Unit	Value	Standard
Appearance		Sticky Thick Liquid
Acid Value	mgKOH/g	20-28	GB2895
Viscosity(25℃)	Mpa.S	350~550	GB7193
Gel Time	min	5-12	GB7193
Non-Volatile	%	62-68	GB7193
Thermal Stability(80℃)	h	≥24	GB7193
Note: Gel Time is 25°C; in air bath; 0.5 ml cobalt iso-octoate solution and 0.5ml MEKP solution were added into 50 g resin

Specification for Physical Properties
Item	Unit	Value	Standard
Barcol Hardness ≥	Barcol	38	GB3854
Tensile Strength ≥	Mpa	65	GB2567
Tensile modulus≥	Mpa	2800	GB2567
Elongation≥	%	5.38	GB2567
Flexural Strength ≥	Mpa	95	GB2567
Flexural modulus≥	Mpa	2900	GB2567
Impact strength ≥	KJ/m²	9	GB2567
Heat deflection temperature(H.D.T) ≥	℃	70	GB1634.2
Note: Environmental Temperature for Experiment: 23±2°C; relative humidity: 50±5%

Package and Recommended Storage:

DS-603-3 : Packed in metal drum of 220KGS Net weight with shelf life of 6 months at 20℃ at ventilated places, avoiding direct sunlight and heat or fire.

Note: The data were tested according to GB standard. Influenced by many factors in the process of fabrication, necessary researches by user are not exclusive. Legally, no warranties for some performances of product are applicable to one specific use and the rights to amend the materials are reserved.

Key words:

603

603-3A

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Shanghai Xintianhe Resin Co., Ltd.

Address: Room 502, Building 23, Science and Technology Oasis, 1999 Yishan Road, Minhang District, Shanghai

National unified hotline: 400-820-9698

Telephone: 86-21-57485068 / +86 13917508287 (Sales Department)

E-mail: service@chinaresins.com

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