|
Name
|
Function
|
|
1.
Flat sewing bottom
|
Prevent loosing
|
|
2.
Sealed and enclosed orifice of spring
|
Cooperated with casting or concaved ring board
|
|
3.
Soft core card
|
String
sewed into rim of the bottom or card, so the sack embracing
hoop fixing on colored board sleeve.
|
|
4.
Round bottom of filter bag
|
The bottom is round
or oval, the sewing way adopting double
embroidered needle.
Bottom of braided
bag adopts interweaves embroidered, and usually use the
bottom of the dual layer bag.
|
|
5 .Compress
circle
|
The bottom is riveted
by stainless steel circle, sewed into card for fixing no hoop
on board interface.
|
|
6. Bilateral trough sealed and enclosed spring
clamping mouth
|
Cooperate
with straight colored board |
|
7.
non rim top
|
In order to prevent
the bottom of the bag from powder or dust, it should be
sewed a circle skirt around bottom.
|
