Product Specification:  FBS
Average Compressive Strength: 28 MPa
Material:  Clay
Average Mass:  2.50 kg
Average size: 220mm x 105mm x 73mm
Average Water Absorption: 8%

Product Specification:  FBS
Average Compressive Strength: 28 MPa
Material:  Clay
Average Mass:  2.50 kg
Average size: 220mm x 105mm x 73mm
Average Water Absorption: 8%