Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Polymer Name
- Composite Materials Functions
- Technologies
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Features & Benefits
- Materials Features
Applications & Uses
- Markets
- Composites Processing Methods
- Formulation Guidelines
For Crystic 785PA LR the recommended catalyst is Butanox M50. The approximate geltimes of Crystic 785PA LR can be determined from the table below.
Pot Life:
Temperature Pot Life in Minutes Using Trigonox 44B 1.0% 44B 1.5% 44B 2.0% 44B 15°C 150 86 63 20°C 107 61 46 25°C 66 39 30 The resin, mold and workshop should all be at, or above, 15°C before curing is carried out.
Additives:
The addition of any pigment, extra fillers or other additives can adversely affect the resin transfer molding process and the properties of the cured laminate
Properties
- Appearance
- Mauvish, pink
- Typical Liquid Resin Properties
- Laminate properties
- Resin Properties - Filled Casting (Cured)
- Note
* - Curing Schedule - 24hrs at 20°C, 3 hrs at 80°C
† - Curing Schedule - 24 hrs at 20°C, 5 hrs at 80°C, 3 hrs at 120°C
** Made with 1 layer Rovicore 450 D3 450; Curing Schedule - 24 hrs at 20°C, 16 hrs at 40°C
| Value | Units | Test Method / Conditions | |
| Viscosity (at 25°C) | 2.2 | poise | - |
| Specific Gravity (at 25°C) | 1.1 | - | - |
| Volatile Content | 34 | % | - |
| Gel Time (at 20°C, using 2% Trigonox 44B) | 16.5 | min | - |
| Value | Units | Test Method / Conditions | |
| Glass Content** | 23.1 | % | - |
| Tensile Strength** | 72.5 | MPa | - |
| Tensile Modulus** | 4600 | MPa | - |
| Elongation at Break** | 1.9 | % | - |
| Flexural Strength** | 231 | MPa | - |
| Flexural Modulus** | 7100 | MPa | - |
| Value | Units | Test Method / Conditions | |
| Barcol Hardness (Model GYZJ 934-1)* | 40 | - | - |
| Deflection Temperature under Load (1.80MPa)† | 56 | °C | - |
| Water Absorption (24 h, at 23°C)* | 23 | mg | - |
| Tensile Strength* | 49 | MPa | - |
| Tensile Modulus* | 2900 | MPa | - |
| Elongation at Break* | 1.82 | % | - |
Packaging & Availability
- Packaging Information
Crystic 785PALR are supplied in 225kg steel containers.
Storage & Handling
- Shelf Life
- 3 Months
- Storage Conditions
Crystic 785PALR should be stored in the dark in suitable closed containers. It is recommended that the storage temperature should be less than 20ºC where practical, but should not exceed 30ºC. Ideally, containers should be opened only immediately prior to use.