Assertion: honeycomb's porosity | /r/HasProperty | less than 30%
Facets:
value: to about 75%
type: OTHER
value: desirably
type: DEGREE
Source sentences:
text: If the porosity is less than 30%, the pressure loss may increase.
text: It is desired that the porosity of the plug produced in a subsequent process will be about 30 to about 75%.
text: A porosity of the honeycomb structure of the embodiments of the present invention is desirably at least about 30% and at most about 70%.
text: When the porosity of the partition walls 1 is less than 30%, the pressure loss of the honeycomb structure 100 itself may be increased and the deviation of the pressure loss after the load of a catalyst may be increased.
text: When the porosity of the partition walls 1 is less than 30%, the pressure loss of the honeycomb structure 100 itself may be increased and the deviation of the pressure loss after the load of a catalyst may be increased.
text: When the porosity is less than 30%, a partition wall passing flow rate increases, and a purification performance sometimes deteriorates.
text: When the porosity is less than 30%, the velocity of gas during passing through partition wall increases and the purification efficiency for gas tends to be deteriorated.
text: When the porosity is less than 30%, the velocity of gas during passing through partition wall increases and the purification efficiency for gas tends to deteriorate.
text: When the porosity of the honeycomb structure is less than 30%, the filtration rate is insufficient; when the porosity is more than 90%, the strength of the structure is insufficient.
text: It is desired that the porosity of the plug produced in a subsequent process will be about 30 to about 75%*.