Coefficient of Thermal Diffusivity of Insulation Brick Developed from Sawdust and Clays

Table 1

Formulation of the brick samples.

Sample	Particle size (µm)
	Kaolin (90 g) + ball clay (70 g)	Sawdust addition (40 g)
A1	90–125	0–125	125–154	154–180
A2	63–90	0–125	125–154	154–180
A3	53–63	0–125	125–154	154–180
A4	45–53	0–125	125–154	154–180
A5	0–45	0–125	125–154	154–180
Sample	Particle size (µm)
	Sawdust (40 g)	Kaolin (90 g) + ball clay (70 g) addition
B1	0–125	63–90	90–125	125–154
B2	125–154	63–90	90–125	125–154
B3	154–180	63–90	90–125	125–154
B4	180–355	63–90	90–125	125–154
B5	355–425	63–90	90–125	125–154