Coarse Aggregate Testing Service
₹ 4,500/SampleCoarse Aggregate Testing Service ensures that crushed stone, gravel, or other coarse aggregates used in concrete, asphalt, and road construction meet the required strength, durability, and gradation standards. These tests comply with IS 383, IS 2386, ASTM C33, AASHTO T27, and MoRTH specifications, ensuring aggregates meet quality and performance requirements.
Key Coarse Aggregate Tests Parameters 1. Physical Mechanical Properties
✅ Sieve Analysis (IS 2386 Part 1, ASTM C136, AASHTO T27) Determines particle size distribution (gradation) ✅ Specific Gravity Water Absorption (IS 2386 Part 3, ASTM C127) Evaluates density moisture absorption ✅ Bulk Density Voids (IS 2386 Part 3, ASTM C29) Assesses compaction and void ratio ✅ Fineness Modulus (IS 383, ASTM C33) Measures coarseness of aggregates
2. Strength Durability Tests
✅ Aggregate Crushing Value (IS 2386 Part 4, ASTM C131) Evaluates strength under compressive load ✅ Aggregate Impact Value (IS 2386 Part 4, ASTM D5821) Determines resistance to sudden impact ✅ Los Angeles Abrasion Test (IS 2386 Part 4, ASTM C131) Measures wear resistance ✅ Soundness Test (IS 2386 Part 5, ASTM C88) Checks resistance to weathering disintegration ✅ Flakiness Elongation Index (IS 2386 Part 1) Determines particle shape suitability
3. Chemical Reactivity Analysis
✅ Alkali-Silica Reactivity (ASR) Test (IS 2386 Part 7, ASTM C1260) Detects potential expansion cracking risks ✅ Sulfate Content Test (IS 4031, ASTM C1580) Prevents corrosion in concrete ✅ Chloride Content Test (IS 4032, ASTM C1152) Ensures low risk of steel reinforcement corrosion