Flow Control Muffler

speed control silencer, flow control muffler

BESL speed control silencer (also flow control muffler) is a kind of integrated muffler and exhaust throttle normally installed on the exhaust ports of pneumatic control valves to both quieten and reduce the exhaust air flow of the actuator that the valve is connected to. The air release flow can be ajusted by this BESL flow control muffler to provide infinite variations to control air flow at an acceptable sound level on exhaust ports of air valves. External tightening with a flat wrench or socket wrench. Thread ranges from M5, M6, 10-32UNF, 1/8" to 1".

Material of Speed Control Silencer and Flow Control Muffler

  • Body(noise absorbing material): Sintered Bronze
  • Base(thread): Brass
  • Needle and Nut: Brass

Construction | Specifications

construction of flow control muffler
Fluid Admitted: Compressed Air
Working Pressure: 0~1.0MPa | 0~150psi
Proof Pressure: 3.0Mpa | 435psi
Negative Pressure: -100Kpa | -29.5 In Hg
Working Temperature: -10～80°C | 14～176°F
Body(noise absorbing material): Sintered Bronze
Base(thread): Brass

Products of BESL Speed Control Silencer - Flow Control Muffler

Part No. Male Thread Size
BESL 01 R, PT, BSPT 1/8
BESL 02 R, PT, BSPT 1/4
BESL 03 R, PT, BSPT 3/8
BESL 04 R, PT, BSPT 1/2
BESL 06 R, PT, BSPT 3/4
BESL 08 R, PT, BSPT 1
BESL G01 BSPP, G 1/8
BESL G02 BSPP, G 1/4
BESL G03 BSPP, G 3/8
BESL G04 BSPP, G 1/2
BESL G06 BSPP, G 3/4
BESL G08 BSPP, G 1
BESL N01 1/8 NPT
BESL N02 1/4 NPT
BESL N03 3/8 NPT
BESL N04 1/2 NPT
BESL N06 3/4 NPT
BESL N08 1 NPT
BESL M5×0.8 M5 x 0.8
BESL M6×1 M6 x 1
BESL M8×1 M8 x 1
BESL M8×1.25 M8 x 1.25
BESL M10×1 M10 x 1
BESL M10×1.25 M10 x 1.25
BESL M12×1.25 M12 x 1.25
BESL M14x1.5 M14 x 1.5
BESL M16x1.5 M16 x 1.5
BESL M20x1.5 M20 x 1.5

* Not all Metric thread sizes are list here. Pls contact us if you would order other Metric thread sizes.

Parent Category: Pneumatic Mufflers | Silencers | Filters