EN 1338 Concrete Paving Blocks Freeze-Thaw Resistance Cycle Test Chamber
Product Introduction
This equipment is designed to determine the freeze-thaw resistance of building materials including concrete blocks, paving bricks, curb stones, and natural stone during rapid freeze-thaw cycle tests in air or specific media.
Standards Compliance
The design, manufacture, and performance of this equipment meet or exceed the following international standards:
- EN 1338:2003 - Concrete paving blocks - Requirements and test methods
- EN 1339:2003 - Concrete paving slabs - Requirements and test methods
- EN 1340:2003 - Concrete kerb units - Requirements and test methods
- EN 1367-6:2008 - Tests for thermal and weathering properties of aggregates
- EN 12371:2010 - Natural stone test methods - Determination of frost resistance
- EN 13748-2:2004 - Terrazzo tiles for external use
- CEN/TS 12390-9:2006 - Testing hardened concrete - Freeze-thaw resistance Scaling
Main Technical Parameters
Core Performance
Temperature Range: -30°C to +30°C (fully controllable)
Temperature Change Rate: Completes full temperature rise from -20°C to +20°C within 60 minutes (≥0.67°C/min average)
Temperature Uniformity: ±2.0°C between any two points within chamber
Temperature Resolution: 0.1°C display resolution
Temperature Control: Immersion-type sensor with user self-calibration function
Control System and Software
- Control Unit: Fully electronic digital controller with 7-inch HMI display
- Programming: Multi-segment user-defined program editing with independent timing
- Data Recording: Real-time computer communication via USB/RS232 with report export capabilities
Mechanical and Refrigeration Systems
- Temperature Uniformity: Forced air circulation system
- Refrigeration: Air-cooled hermetic compressor with CFC-free refrigerant
- Structure: 304 stainless steel inner chamber and sample rack
Equipment Configuration & Specifications
Standard Configuration
- Main Unit (refrigeration, control system, fan): 1 unit
- Immersion-grade Pt100 temperature sensor with mounting bracket: 2 sets
- Sample rack (standard specimen sizes): 1 set
- Data cable and PC monitoring software: 1 set
- Instruction manual, calibration certificate, and factory test report: 1 copy
Dimensions and Weight
| Parameter |
Specification |
| External Dimensions |
1800mm * 900mm * 1200mm (approx.) |
| Internal Chamber Dimensions |
1000mm * 800mm * 700mm (approx.) |
| Gross Weight |
350 - 450 kg (approx.) |
| Power Requirements |
220V/50Hz single phase or 380V/50Hz three-phase (user selectable) |
Test Configuration
Equipment includes specialized test containers for comprehensive specimen testing:
- 100*100*400 rubber test barrels
- 304 stainless steel barrels (140mm inner diameter * 220mm height)
- Three sets of 50*50*300 sample racks