About us
Kefilbao Filter Technology (Suzhou) Co., Ltd. is a high-tech company specializing in bag filters and folding filter elements, integrating product research and development, production, and sales.

SPGAMF Grade Filer hydrophobic ePTFE cartridges are 100% integrity tested, it is constructed of single-layer expanded polytetrofluoroethylene membrane. It offers broad chemical compatibility, higher filter area with high flowrates at lowpressure drops, and low extractables.
Typical Application:
Compressed air
Pressurized gases
Tank ventilation
Chemicals
Solvents
Benefits
100% integrity tested
FDA food contact compliant
Thermal bonding
Non-fiber releasing
Maximum Operating Parameters
Differential Pressure
• Forward 50 psid (3.4 bard) at 20℃ (68°F)
• Reverse 40 psid (2.7 bard) at 20℃ (68°F)
Operating Temperature 82℃ (180°F) at 10 psid (0.69 barg) r
Recommended ChangeoutPressure: 35psid (2.4barg)
Toxity:
All components meet the specifications for biological safety per USP Class VI-121℃ for plastics.
Construction Materials
Filter Membrane: PTFE Membrane
Media Support: Polypropylene
End Caps: Polypropylene
Inner Core: Polypropylene
Outer Cage: Polypropylene
Sealing Method: Thermal Bonding
O-rings: Buna, Viton (or FKM), EP, Silicone, Encapsulated Silicone, Encapsulated Viton (or FKM)
Food Safety Compliance:
Materials of construction comply with FDA regulations for food and beverage contact use as detailed in the US Code of Federal Regulations, 21CFR.Materials used to produce filter media and hard ware are safe for use in contact with foodstuffs in accordance with EU Directives 10/2011.
Integrity
| Pore Size | Bubble Point /IPA |
| 0.1µm | 1.7barg |
| 0.2µm | 1.1barg |
| 0.45µm | 0.6barg |
| 1.0µm | 0.4barg |
| 3.0µm | 0.1barg |
| 5.0µm | 0.07barg |
Ordering Information:
| SPGAMF | Pore size | Length | Endcaps | Seal | Connection Support |
| 001=0.1µm 002=0.2µm 004=0.45µm 006=0.65µm 010=1.0µm 030=3.0µm 050=5.0µm | 05=5" 10=10" 20=20" 30=30" 40=40" | 7=226/fin 6=226/flat 0=222/flat 5=222/fin F=DOE 2=224/fin 3=224/flat 4=222/fin(3luggs) 8=222/flat(3luggs) x=213inter o-ring | B=Buna-N E=EPDM S=Sione V=Vition TV=Fep encapsulated viton TS=Fep encapsulated silicone | S=SS reinfocement |