Unsaturated Polyester Resin

DS-566

DS-Tianhe Resin Series

Tianhe Dianshi brand DS-566 is a dicyclopentadiene type unsaturated polyester resin, with medium viscosity and medium reactivity, excellent fiberglass wetting ability, suitable for the back reinforcement of products such as acrylic and composite board bathtubs.

Liquid Resin Technical Specifications
Item	Unit	Specification	Testing Standard
Appearance		Transparent viscous liquid	Visual
Color (Pt-Co)			GB7193
Acid Value	mgKOH/g	20-25	GB2895
Viscosity (25℃)	mPa.S	200-400	GB7193
Gel Time	min	3-10	GB7193
Solid Content	%	65-70	GB7193
80℃ Stability	h	≥24	GB7193
Note: Gel time is measured at 25℃ air bath with 50g resin added with 0.5ml cobalt octoate solution and 0.5ml MEKP solution.

Resin Casting Body Performance Indicators (for reference only)
Item	Unit	Specification	Testing Standard
Barcol Hardness	Barcol	40	GB3854
Tensile Strength	MPa	55	GB2567
Tensile Elastic Modulus	MPa	3000	GB2567
Break Elongation Rate	%	3.0	GB2567
Bending Strength	MPa	80	GB2567
Tensile Elastic Modulus	MPa	3100	GB2567
Impact Toughness	KJ/m²	6	GB2567
Heat Distortion Temperature	(℃)	70	GB1634.2
Note: Experimental environment temperature is 23±2℃, relative humidity is 50±5%.

Packaging and Storage

The packaging of Tianhe Dianshi brand DS-566 is a net weight of 220KG metal drum, with a storage period of six months at 20℃. It should be stored away from direct sunlight and away from fire sources. This product is flammable and should be kept away from open flames.

Note: This data is determined according to national standards (GB). Due to various factors affecting the processing process, it does not exclude the necessity for users to conduct their own experimental research. Legally, it does not guarantee that certain product performances are completely applicable to a specific use, and reserves the right to modify the information.

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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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