Pyrocrete 341
A minimum average 52 lb./ft³ (833 kg/m³) density, portland cement-based fireproofing material that provides hydrocarbon pool fire, jet fire, and cryogenic spill protection for structural steel. Recommended areas of application include refineries, petrochemical, and LNG facilities.
Product Type
Product Family
| File Name | Language | Download |
|---|---|---|
| Pyrocrete 341 PDS | English | |
| Pyrocrete 341 PDS | English (US) | |
| Pyrocrete 341 PDS | Spanish (Europe) | |
| Pyrocrete 341 PDS | Spanish (Mexico) |
Features & Benefits
- UL 1709 hydrocarbon fire rated up to 4 hours
- ISO 22899-1 jet fire ratings from 15 minutes to 3 hours
- ISO 20088-1 cryogenic spill protection to -50°C
- Resistant to 4 bar blast overpressure
- ISO 20088-1 cryogenic spill followed by ISO 22899-1 jet fire
- 4 bar overblast followed by third party witnessed hydrocarbon fire
- NFPA 290 simultaneous torch and hose stream resistant (extended to 150 minutes)
- UL 2431 Category I-A Outdoor Heavy Industrial and Exterior Environmental Purpose
- Lightweight - one-third the weight of concrete
- Ideal for field and shop application
- Enhanced application characteristics (3/4" - 1 1/2" (19 - 38.1 mm) on initial pass)
- Excellent durability with early hardness development
- Non-friable – high impact strength
- Asbestos-free – complies with EPA and OSHA regulations
