Synthetic Primer
Product Description of Synthetic Primer
Synthetic Primer is a specially formulated solvent based primer providing excellent adhesion and designed to be completely compatible with Bitumen Enamel.
Application of Synthetic Primer
It is ready for use upon delivery (after stirring) and may be applied to a clean, grit blasted steel pipes by spraying (or brushing). For normal thicknesses (dry film thickness 20-30μm, wet film thickness 100μm). The primer coverage rate is 10 m2/liter. The wet film thickness may be regulated by ±20 μm, which will result in a variation in dry film thickness of 5μm. At 25°C ambient temperatures and under normal ventilation the drying time varies from 4-12 minutes depending on pipe temperature. During application, the pipe temperature should be between 10-50°C and at least 3°C above dew point.
Storage
It should be hermetically sealed and stored at temperatures between 5°C and maximum 30°C.
Standards
Synthetic meets or exceeds all the requirements of EN 10300, type 1 and AWWA C 203.
Quality Control
All raw materials for Synthetic Primer are tested and approved in the laboratories of RAHA BITUMEN Co. Each batch is tested for compliance with the product specification and a quality certificate is provided with each delivery.
Delivery
It is available in 210-liter steel drums.
Technical Data of Synthetic Primer Type 1
| Properties | Unit | Requirement | Method of test |
| Flow Time (Cup 4 mm) | Sec | 35 to 60 | EN ISO2431 |
| Flash Point (Closed Cup) | °C | 23 | ISO 13736 |
| Volatile Matter | % | 75 | 10300, Annex H |
