FS64-BTT7-M

All fluid contact materials in this pump are FDA-Compliant and
meet
the United States Code of Federal Regulations (CFR) Title 21,
Section 177 or are of a corrosion resistant grade Stainless Steel.
The fluid cap and manifold are made of stainless steel (SUS316) .
And their finish has mechanical polishing (finish Ra0.8) and
electronic
polishing optional.
Self-empty flow channel design is good for draining the residual

FDA Pneumatic Diaphragm Pump

A pneumatic diaphragm pump with pneumatic drive is a new type of conveying equipment, currently one of the most innovative pumps. Using compressed gas as a safe power source, it can transfer various corrosive liquids, liquids with large particles, high‑viscosity liquids, volatile, flammable, and toxic liquids without damage.
BSK offers 4 series of pumps: standard pumps, high‑pressure pumps, powder pumps, and FDA & 3A pumps. Different wetted parts are available for various applications. Thanks to the optimized air distribution system and stable operating performance, BSK pumps are widely used in chemical, ceramic, oil & gas, food, pharmaceutical, mining, water treatment, lithium battery manufacturing, construction and other industries.
For BSK FDA & 3A series pumps, we offer sizes: 1″, 1 1/2″, 2″, 2 1/2″, 3″, and 4″. The liquid‑contact parts are made of #316 stainless steel. We use mechanical polishing Ra0.8 on both inner and outer surfaces of the wetted parts, ensuring excellent CIP performance and good self‑draining, with no residue left inside the pumps. This fully guarantees safety for food transportation.
Item
FS50‑XXXX‑X
FS64‑XXXX‑X
FS77‑XXXX‑X
FS91‑XXXX‑X
FS119‑XXXX‑X
Connection Size
1 1/2″
2″
2 1/2″
3″
4″
Allowable Air Pressure
120 PSI
120 PSI
120 PSI
120 PSI
120 PSI
Outlet Liquid Pressure
0–1.4 MPa
0–1.4 MPa
0–1.4 MPa
0–1.4 MPa
0–1.4 MPa
Max. Flow Rate (lpm)
178 lpm
340 lpm
662 lpm
880 lpm
880 lpm
Displacement per Cycle (L)
0.76
2.65
3.4
7.27
7.27
Max. Dry Suction Lift (m)
6.1
5.3
5.6
4.5
3.5
Max. Particle Size (mm)<br>Ball Valve
—
6.5 mm
10 mm
12.5 mm
12.5 mm
Max. Particle Size (mm)<br>Check Valve
25.4 mm
40 mm
50 mm
64 mm
82 mm
Weight (kg)
22
44
55
72
95

Performance Curve

Diaphragm Selection

  • Excellent √ Good ! Fair X Poor
Diaphragm Material
Service Life
Wear Resistance
Chemical Compatibility
Thermal Stability
Min. Temperature
Max. Temperature
PTFE
+
+
+
+
40℉/4.4℃
220℉/104℃
Santoprene
+
+
√
√
-40℉/-40℃
225℉/107.2℃
Hytrel
+
+
√
√
32℉/0℃
175℉/79.4℃
Viton
X
!
+
+
-40℉/-40℃
350℉/176.6℃
NBR
+
√
!
!
10℉/-12℃
180℉/82℃

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