Nomex Needle Felt Aramid Dust Collector Filter Bag
Specification
Star filter bags (Star bags) is named pleat bag or extend filter surface bag, a special design to extend the filter surface. The Star bags are designed and developed to be integrated into existing system and process without requiring costly and major equipment changes. It is also for new bag house with high level and strict emission requirement.The pleats are gathered at the top snap band so the StarBag can fit in the same cell plate hole as a standard bag of the same diameter thereby meaningfully reducing the air to cloth ratio.
Style | star bag, pleat bag, extend surface/area bag | ||
Pleats No. | 8 pleats | ||
Material | Aramid / Nomex | ||
Diameter | 120,130,150,155,160 | mm | |
Length | TBD | mm | |
Strap / band | Type | cut felt strap | |
afixing | thread sewing to bag | ||
Width | 25 | mm | |
Distance | 250 | mm | |
Top | Opening | 130 | mm |
Cuff | Type | bead cuff | |
Width | 25-30mm | ||
Thickness | 3-7mm | ||
Distance | 4-8mm | ||
Metal hoop | inside of top | yes | |
material | 304 stainless steel | ||
width | 25-30mm | ||
Fix | sew to bag body | ||
Boot / Bottom | Diameter | 120,130,150,155,160 | mm |
Height | 100-120 | mm | |
Reinforcement | two layers | ||
Bottom disc | two layers | ||
Metal hoop | no, 20-25mm 304 stainless steel if yes | ||
Fix | sew to bag body | ||
Seam | Type | thread sewing | |
Bag panel/body | triple rows sewing | ||
Cuff panel | 2 double rows sewing | ||
boot upper | 2 double rows sewing | ||
boot bottom | double rows sewing | ||
Pack | Poly bag and pallet, or carton and pallet |
Construction of Star cages
Pleats | Vertical Wire QTY | Diameter of Wire | Spider | Top Cap | Bottom Cap |
8 | 16 | 4 / 3.5 | wire / pressing | optional | wire bent |
12 | 12 / 24 | 4 / 3 | pressing / wire | optional | weld bottom cap |
10 | 10 | 4 | wire | optional | wire bent |
8 Pleat star bag filter surface increase (%)
The Star filter bags extend the filter surface, the increaing filter area compared to ordinary round ones is below,
Filter area increasing (%)
filter surface | Dianmter mm | Bag Length | |||||
1m | 2m | 3m | 4m | 5m | 6m | ||
8 pleats | 120 | 38.64 | 55.97 | 61.75 | 64.64 | 66.37 | 67.52 |
130 | 42.09 | 59.85 | 65.77 | 68.73 | 70.50 | 71.69 | |
150 | 54.06 | 73.31 | 79.73 | 82.94 | 84.87 | 86.15 | |
160 | 73.57 | 95.26 | 102.49 | 106.11 | 108.28 | 109.73 |
Shipping of bags
We put bag into carton firstly and then on pallet, in order to suit long distance trasportation and product protection we use wrapping film to cover pallet. Normally shipping by sea, we can ship by air if urgent needed. for samples shipping courier is the best choice.