Structural Lightweight Concrete Production by Using Oil Palm Shell

Table 1

Properties of OPS and crushed stone aggregate.

Properties	Palm shell aggregate	Crushed stone aggregate
Specific gravity	1.21	2.72
Bulk density (Kg/m^3)	572	1445
Los Angles abrasion value, %	5.1	24.5
Water absorption for 24 h (%)	25.64	0.7
Aggregate crushing value	6.78	17.92
Aggregate impact value	6.65	12.32
Fineness modulus	6.24	6.76
Shell thickness, mm	0.5–4.0	5–20
Maximum aggregate size, mm	12.5	20