100~400 CPSI flow-through bare substrate

1. Technical data

Items		Parameters
Chemical Composition (Weight Percent)	SiO2（%）	49--51
	Al2O3（%）	33--35
	MgO（%）	13--14
Material （Cordierite %）		≥90
Wall thickness (mm)		100 CPSI	0.45--0.52
		200 CPSI	0.35--0.40
		300 CPSI	0.30--0.33
		400 CPSI	0.20--0.23
Channel width (mm)		100 CPSI	2.02--2.09
		200 CPSI	1.40--1.45
		300 CPSI	1.16--1.19
		400 CPSI	1.04--1.07
Surface Area (mm2/mm3)		100 CPSI	1280
		200 CPSI	1720
		300 CPSI	2180
		400 CPSI	2600
Compressive Strength（MPa）	A--Cut（Parallel to Channels）	≥16
	B--Cut（Vertical to Channels）	≥4
Water Absorption（%）		25±2
Coefficient of Thermal Expansion（20--800℃）/℃		1.3--1.5×10^-6
Maximum Operating Temperature（℃）		≥1400
Bulk Density（Kg / L）		0.45--0.55
Resistance to Thermal Shocks 300--800℃（Air Cooling）		≥2

2. Quality Control Procedures:

Items		Tolerance
Wall Thickness（mm）		±0.05
Physical Dimension（mm）	< 100	±1.0
	≥100	±1.0
Parallelism（mm）		≤1.5
Degree of Circularity（mm）	<100	1.5
	≥100	2.0
Vertical（mm）		Not more than 3% product height
Cracks		Visible cracks not allowed
Web and Cell Defects		Missing walls are not allowed to be situated side by side, the missing walls are not more than 0.1% the total walls
Face and Side Defects		Defect is defined with a length of >2mm, the number of defects of 10×4×2mm are not allowed more than 3

3. Maximum Size

Shape	Channels (CPSI)	Diameter (Inch)	Height (Inch)
Round	100 CPSI	11.25	14
	200 CPSI	9	12
	300 CPSI	9.45	8
	400 CPSI	6	6