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General Items
AUTOMATIC GRINDING MACHINE AZA1001
The AZA1001 Automatic Grinding Machine is designed for rapid preparation of flat, parallel ends on concrete cylinder specimens and drilled cores prior to compressive strength testing, in accordance with applicable EN and ASTM requirements.
With suitable specimen cradles and water restraint panels, it can grind three cylinders of Ø38–100 mm or two cylinders of Ø150–160 mm simultaneously. Automatic bidirectional radial cradle movement and selectable grinding cycles support consistent specimen preparation.
Description
KEY CAPABILITIES
- Simultaneous grinding of two or three cylindrical specimens
- Selectable grinding duration: 50–400 seconds
- Typical grinding time: 90–120 seconds per end
- Flatness accuracy: 0.05 mm
- Automatic bidirectional radial cradle movement
- Wheeled design with accessible maintenance components
TECHNICAL SPECIFICATIONS
01 / GRINDING SYSTEM
| Parameter | Specification |
| Model | AZA1001 |
| Specimen capacity | 3 cylinders (Ø38–100 mm) or 2 cylinders (Ø150–160 mm) |
| Minimum specimen length | More than 70 mm |
| Surface flatness accuracy | 0.05 mm |
| Perpendicularity deviation | 0.5° (see verification note) |
| Selectable grinding time | 50–400 seconds |
| Typical grinding time per end | 90–120 seconds |
| Cradle movement | Automatic bidirectional radial displacement |
| Dimensions (W × D × H) | 730 × 1080 × 1510 mm |
| Approximate weight | 280 kg |
| Rated power | 1850 W |
| Frame / exterior | Aluminium frame / stainless steel exterior shell |
| Mobility | Integral wheels |
02 / REFERENCED STANDARDS
Concrete cylinders: EN 12390-1, EN 12390-3; ASTM C31, C39, C192, C617.
Drilled concrete cores: EN 12504-1, EN 12390-1, EN 12390-3; ASTM C42. ASTM C397 is listed in the supplied source but requires verification.
03 / ACCESSORIES & OPERATION
Suitable specimen cradles and water restraint panels are required for different specimen sizes. Water restraint panels for cubic specimens or other cylinder sizes are to be ordered separately. The design provides access to water inlet/outlet and maintenance points.
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Key Features
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Designed for triaxial testing of intact rock cores
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Supports high confining pressures for realistic in-situ simulation
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Compatible with manual and servo-controlled compression frames
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Precision-machined high-grade stainless steel pressure vessel
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Robust sealing system with high-performance rubber membranes
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Low-friction piston system for enhanced measurement accuracy
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Full compliance with international testing standards
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