1.Orthophthalic 2.Good impregnation to glass fiber 3.Low exotherm 4.Good cure property 4.High mechanical strength
DS-125P-1 is an unsaturated polyester resin of pre- accelerated type. It has good properties of process, applicable to different technologies of hand lay-up, RTM etc. Its glass reinforced plastic has good mechanic hardness.
| Technical Indexes of Liquid Resin | |||
| Item | Unit | Value | Standard |
| Appearance | Reddish Liquid | Visual | |
| Acid Value | mgKOH/g | 19-25 | GB2895 |
| Viscosity(25°C) | mPa.S | 165-275 | GB7193 |
| Gel Time( Spring ) | min | 14-26 | GB7193 |
| Non-Volatile | % | 57-63 | GB7193 |
| Thermal Stabilityility( 80°C) | h | ≥24 | GB7193 |
| Note: Gel Time is 25°C; in air bath, 0.5 ml MEKP solution were added into 50 g resin. | |||
| Performance Indexes of Resin Casting Substance | |||
| ItemItem | Unit | Value | Standard |
| Barcol hardness ≥ | Barcol | 40 | GB3854 |
| Tensile strength ≥ | MPa | 60 | GB2567 |
| Tensile modulus ≥ | MPa | 3000 | GB2567 |
| Elongation at break≥ | % | 2.0 | GB2567 |
| Flexural strength ≥ | MPa | 100 | GB2567 |
| Flexural modulus≥ | MPa | 3100 | GB2567 |
| Impact strength ≥ | KJ/m2 | 3.0 | GB2567 |
| H.D.T ≥ | °C | 65 | GB1634.2 |
| Note: Environmental Temperature for Experiment: 23±2°C; relative humidity: 50±5% | |||
Packing and Storing
DS-125P-1: Packed in metal pail of 220 KG net weight with shelf life of 6 months at 20°C at ventilated places; avoiding direct sunlight and heat or fire.
Note: The data were tested according to GB standard. Influenced by many factors in the process of fabrication, necessary researches by user are not exclusive. Legally, no warranties for some performances of product are applicable to one specific use, and the rights to amend the materials are reserved.
Unsaturated Polyester Resin(Infusion/RTM/Resin Transfer Molding)
