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Unsaturated Polyester Resin
DS-627-2
DS-Tianhe Resin Series
Tianhe Dianshi brand DS-627-2 resin is a phthalic type unsaturated polyester resin. This resin has moderate viscosity, medium reactivity, smooth curing, is not prone to cracking, has good surface quality, and high mechanical strength, making it suitable for producing solid rod components and thicker pultruded profiles.
| Liquid Resin Technical Indicators | |||
| Item | Unit | Indicator | Testing Standard |
| Appearance | Transparent viscous liquid | Visual | |
| Acid Value | mgKOH/g | 18-24 | GB7193 |
| Viscosity at 25℃ | mPa.S | 600-900 | GB2895 |
| Gel Time | min | 9-15 | 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 mixed with 0.4ml of cobalt octoate solution and 0.4ml of MEKP solution. | |||
| Resin Casting Body Performance Indicators (for reference only) | |||
| Item | Unit | Indicator | Testing Standard |
| Barcol Hardness | Barcol | 40 | GB3854 |
| Tensile Strength | MPa | 65 | GB2567 |
| Tensile Elastic Modulus | MPa | 2500 | GB2567 |
| Break Elongation Rate | % | 3.0 | GB2567 |
| Bending Strength | MPa | 100 | GB2567 |
| Bending Elastic Modulus | MPa | 3000 | GB2567 |
| Impact Toughness | KJ/m² | 4.0 | GB2567 |
| Heat Distortion Temperature | ℃ | 65 | GB1634.2 |
| Note: Experimental environment temperature is maintained at 23±2℃ with relative humidity of 50±5%. | |||
Packaging and Storage
The packaging for Tianhe Dianshi brand DS-627-2 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 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:
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
Concerned about the public.
day and resin
