Expanded Clay
Expanded Clay — NCLAY EXPND-RFG-1
Lightweight, non-combustible expanded clay aggregate for insulation, lightweight concrete and construction applications.
Technical grade
NCLAY EXPND-RFG-1
Lightweight, non-combustible expanded clay aggregate for insulation, lightweight concrete and construction applications.
Processing temperatureThermally expanded
Primary characteristicLightweight aggregate with controlled porosity
Typical applications
Lightweight concreteInsulationConstructionFire-resistant fill
Product data
Technical specifications
Values below are transcribed from the supplied NIPL brochure and should be technically approved before the public launch.
| Al₂O₃ | 15.4% |
|---|---|
| SiO₂ | 46.5% |
| Fe₂O₃ | 12.9% |
| MgO | 4.42% max |
| CaO | 0.80% max |
| Na₂O | 1.90% max |
| K₂O | 0.79% max |
| Aggregate Size | 0–4 mm |
| Loose Bulk Density | 625 kg/m³ ±15% |
| Particle Density | 1125 kg/m³ ±15% |
| Water Absorption | <20% of dry mass |
| Surface Alkalinity | pH 6.5–7.5 |
| Voids | 50–55% |
| Fire Resistance | Euro Class A1, non-combustible |
| Standard Packing | 100 L HDPE bags; confirm bulk options with sales |
Actual test certificate values may vary by lot. Final acceptance should be based on the commercial specification and certificate of analysis.
Technical & commercial support
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