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san marino 603
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Product Description
DS-603
DS-Tianhe Resin Series
Tianhe Dianshi brand DS-603 is a meta-phthalic unsaturated polyester resin with medium viscosity and high reactivity. It has high mechanical strength and good corrosion resistance to weak dilute acids such as hydrochloric acid and acetic acid, making it suitable for molded grids, hand lay-up, pultrusion, and other fiberglass products.
| Liquid Resin Technical Specifications | |||
| Item | Unit | Specification | Testing Standard |
| Appearance | Transparent viscous liquid | ||
| Color (Pt-Co) | 25-30 | GB7193 | |
| Acid Value | mgKOH/g | 16-24 | GB2895 |
| Viscosity | mPa.S | 500-800 | GB7193 |
| Gel Time | min | 5-9 | GB7193 |
| Solid Content | % | 61-69 | GB7193 |
| 80℃ Stability | h | ≥24 | GB7193 |
| Note: Gel time is measured at 25℃ in an air bath with 50g of resin mixed with 0.5ml of cobalt octoate solution and 0.5ml of MEKP solution. | |||
| Resin Casting Body Performance Indicators (for reference only) | |||
| Item | Unit | Specification | Testing Standard |
| Barcol Hardness | Barcol | 40 | GB3854 |
| Tensile Strength | MPa | 65 | GB2567 |
| Tensile Elastic Modulus | MPa | 3000 | GB2567 |
| Break Elongation Rate | % | 4.0 | GB2567 |
| Bending Strength | MPa | 100 | GB2567 |
| Bending Elastic Modulus | MPa | 3000 | GB2567 |
| Impact Toughness | KJ/m² | 7.0 | GB2567 |
| Heat Distortion Temperature | ℃ | 80 | GB1634.2 |
| Water Absorption Rate (24 hours) | % | 0.2 | GB/T1462 |
| Note: Experimental environment temperature is 23±2℃ with relative humidity of 50±5%. | |||
Packaging and Storage
The packaging of Tianhe Dianshi brand DS-603 is a net weight of 220KG metal drum, with a storage period of six 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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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
