Product Specification:  FBS
Average Compression Strength: 55 MPa
Material:  Clay
Average Mass:  2.70 kg
Average size: 221mm x 107mm x 73mm
Average Water Absorption: 5.3%

Product Specification:  FBS
Average Compression Strength: 55 MPa
Material:  Clay
Average Mass:  2.70 kg
Average size: 221mm x 107mm x 73mm
Average Water Absorption: 5.3%