Unsaturated Polyester Resin
DS-561-3
DS-Tianhe Resin Series
Tianhe Dianshi brand DS-561-3 is a dual-ring unsaturated polyester resin with low viscosity and high strength, suitable for applications in the bathroom field.
| Liquid Resin Technical Specifications | |||
| Item | Unit | Specification | Testing Standard |
| Appearance | Viscous Liquid | Visual | |
| Color (Pt-Co) | GB7193 | ||
| Acid Value | mgKOH/g | 16-23 | GB2895 |
| Viscosity (25℃) | mPa.S | 100-150 | GB7193 |
| Gel Time | min | 3-8 | GB7193 |
| Solid Content | % | 63-68 | GB7193 |
| 80℃ Stability | h | ≥24 | GB7193 |
| Note: Gel time is measured by adding 0.5ml of cobalt octoate and 0.5ml of MEKP solution to 50g of resin in a 25℃ air bath. | |||
| Resin Casting Body Performance Indicators (for reference only) | |||
| Item | Unit | Specification | Testing Standard |
| Barcol Hardness | Barcol | 40 | GB3854 |
| Tensile Strength | MPa | 52 | GB2567 |
| Elongation at Break | % | 5 | GB2567 |
| Bending Strength | MPa | 77 | GB2567 |
| Impact Toughness | KJ/m² | 6 | GB2567 |
| Heat Distortion Temperature | (℃) | 67 | GB1634.2 |
| Note: Experimental environment temperature is 23±2℃, relative humidity is 50±5%. | |||
Packaging and Storage
The packaging of Tianhe Dianshi brand DS-561-3 has a net weight of 220kg, with a storage period of three months at 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 product performances are fully applicable to any specific use, and reserves the right to modify the information.
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