Unsaturated Polyester Resin

DS-163P

DS-Tianhe Resin Series

Tianhe Dianshi brand DS-163P resin is a pre-promoted unsaturated polyester resin. This resin has good fiberglass wetting properties, fast curing and demolding, and low shrinkage deformation. Its fiberglass products have good mechanical strength and are suitable for RTM molding or vacuum infusion molding processes.

Liquid Resin Technical Specifications
Item	Unit	Specification	Testing Standard
Appearance		Viscous Liquid	Visual
Acid Value	mgKOH/g	19-27	GB2895
Viscosity (25℃)	mPa.S	100-200	GB7193
Gel Time	min	15-30	GB7193
Solid Content	%	59-65	GB7193
80℃ Stability	h	≥24	GB7193
Note: Gel time is measured at a temperature of 25℃ in an air bath with 50g of resin and adding 0.75ml of MEKP solution.

Resin Casting Body Performance Indicators (for reference only)
Item	Unit	Specification	Testing Standard
Barcol Hardness	Barcol	40	GB3854
Tensile Strength	MPa	60	GB2567
Tensile Elastic Modulus	MPa	2500	GB2567
Elongation at Break	%	2.0	GB2567
Flexural Strength	MPa	85	GB2567
Tensile Elastic Modulus	MPa	2500	GB2567
Impact Toughness	KJ/m²	5.0	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-163P is a net weight of 220KG metal drum, with a storage period of six months at a temperature of 20℃. Higher temperatures will shorten the storage period accordingly. It should be stored in a cool, ventilated place, avoiding direct sunlight and keeping away from heat 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 performance characteristics of the product are fully applicable to any specific use, and reserves the right to modify the information.

Key words:

193P

125P-1

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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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