RIGOLAC® H-297 is an unsaturated polyester resin that offers excellent corrosion resistance, heat resistance, and non-flammability. In terms of corrosion resistance, it exhibits outstanding resistance to chromic acid-based chemicals and chromic acid itself.
3. Typical Properties of Liquid Resin
| Property | Unit | Value |
|---|---|---|
| Viscosity at 25°C | dPa/s | 4.0–6.0 |
| Curing Properties | - | - |
| Co Nap 6% content | parts | 0.5 |
| MEKPO 55% component | parts | 1.5 |
| Gel time | minutes | 10.0–25.0 |
4. Typical Mechanical Properties (Cast-Cured)
| Unit | Value |
|---|---|
| Tensile Strength | 55 MPa |
| Yield Elongation | 1.5% |
| Flexural strength | 90 MPa |
| Modulus of bending | 3.5 GPa |
| Barcol hardness | 42 |
| Heat distortion temperature | 114°C |
Bonding-Curing
| Unit | Value |
|---|---|
| Tensile Strength | 75 MPa |
| Flexural Strength | 140 MPa |
| Modulus of bending | 5.7 GPa |
| Barcol hardness | 48 |
Formulation: CM × 3 layers (CM: chopped short-fiber mat, 450 g/m²) Glass content: 30%
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