< 입자크기별 특징 >
+ 1/4-inch cob bedding
: moisture a 10%
: loose bulk density - pounds/cubic foot a 25+2
: weight/bag a 40-50 Ibs.
| Sreen analysis |
Particle size distribution |
| pass |
retained |
Typical% |
Minimum |
maximum |
%
|
5/16 |
< .1 |
0 |
.5 |
| 5/16 |
6 |
46.0 |
27.0 |
66.0 |
| 6 |
8 |
48.0 |
32.0 |
64.0 |
| 8 |
10 |
5.7 |
3.0 |
11.0 |
| 10 |
- |
.3 |
0 |
1.0 |
+ 1/8-inch cob bedding
: moisture : heat dried to 8%
: loose bulk density - pound/cubic foot a 30+2
: weight/bag a 40-50 Ibs.
| Sreen analysis |
Particle size distribution |
| pass |
retained |
Typical% |
Minimum% |
maximum |
%
|
8 |
< .1 |
0 |
.3 |
| 8 |
10 |
7.0 |
3.0 |
14.0 |
| 10 |
14 |
76.0 |
65.0 |
80.0 |
| 14 |
20 |
17 |
10.0 |
26.0 |
| 20 |
- |
< .1 |
0 |
3.0 |
+ combination cob bedding
: moisture a 10%
: loose bulk density-pound/cubic foot a 25+2
: weight/bag a 40-50 Ibs.
| Sreen analysis |
Particle size distribution |
| pass |
retained |
Typical% |
Minimum% |
maximum |
%
|
5/16 |
< .1 |
0 |
.5 |
| 5/16 |
6 |
46.0 |
27.0 |
66.0 |
| 6 |
8 |
48.0 |
32.0 |
64.0 |
| 8 |
10 |
5.7 |
3.0 |
11.0 |
| 10 |
- |
.3 |
0 |
1.0 |
|
