What are the primary functions of a silencer in a pneumatic system?

Silencers are designed to reduce exhaust noise, control exhaust flow, and filter contaminants from the exhaust air in pneumatic systems. They help maintain a quiet and clean working environment by minimizing the noise generated during air discharge and trapping any oil mist or debris.

What materials are silencers typically made from?

Silencers are made from various materials depending on the application requirements. Common materials include resin, which is lightweight and cost-effective; brass, known for its durability and corrosion resistance; stainless steel, which is suitable for high-temperature and high-pressure environments; and aluminum for lightweight needs.

How do I choose the right silencer for my pneumatic system?

To choose the appropriate silencer, consider factors such as the required noise reduction level, the operating environment (temperature, pressure, and exposure to chemicals), the type of connection (thread size and type), and the desired airflow rate. It's essential to match the silencer specifications with the system's requirements.

What types of silencers are available and what are their applications?

Silencers come in several types including standard silencers for general noise reduction, plug silencers for compact installations, exhaust air adjusting types for flow control, and exhaust cleaners for filtering exhaust air in sensitive environments like cleanrooms. Each type is suited to specific noise reduction and air quality needs.

How does a silencer improve the performance of a pneumatic system?

A silencer reduces the noise generated during the exhaust phase of a pneumatic cycle, making the system quieter and more comfortable to work around. It also helps maintain the cleanliness of the system by filtering out particulates, which can prevent clogging and extend the lifespan of pneumatic components.

What is the difference between a silencer and a muffler in pneumatic applications?

In pneumatic systems, both silencers and mufflers are used to reduce noise. Silencers often have the added function of filtering exhaust air, while mufflers primarily focus on noise reduction by dissipating sound energy. Silencers are more commonly used when air quality and cleanliness are critical.

Can silencers be used in food manufacturing environments?

Yes, there are silencers designed specifically for food manufacturing processes. These silencers use food-grade lubricants and materials that meet hygiene standards to prevent contamination. They are suitable for environments where cleanliness and compliance with food safety regulations are crucial.

How do I maintain and clean a silencer?

Regular maintenance of a silencer includes inspecting for wear or clogging and cleaning or replacing the filter elements as needed. Resin and plastic silencers can often be cleaned with a mild detergent, while metal silencers may require a solvent-based cleaner to remove oil and debris. Always follow the manufacturer’s guidelines for specific maintenance procedures.

What are the noise reduction capabilities of silencers?

The noise reduction capabilities of silencers vary, but they typically reduce noise levels by 20 to 40 dB(A), depending on the type and design. High-performance silencers can achieve greater noise reduction, making them suitable for environments that require minimal noise pollution, such as offices or healthcare facilities.

How does a silencer with an integrated throttle valve work?

Silencers with an integrated throttle valve allow for the adjustment of the exhaust flow rate. This feature enables precise control over the exhaust air, helping to optimize the performance of the pneumatic system and reduce noise levels further. It is particularly useful in applications requiring varying airflow rates.

Why is it important to match the silencer's effective sectional area to the pneumatic system?

Matching the silencer’s effective sectional area to the system ensures that it can handle the volume of exhaust air without creating back pressure or restricting airflow. This compatibility prevents performance issues such as reduced efficiency or increased wear on system components.

What are the environmental benefits of using silencers in pneumatic systems?

Silencers help reduce noise pollution, contributing to a quieter and more pleasant working environment. Additionally, by filtering out contaminants from exhaust air, they help reduce the environmental impact of pneumatic systems by preventing the release of particulates and oil mist into the atmosphere.

Can silencers be used with high-pressure pneumatic systems?

Yes, there are silencers specifically designed for high-pressure applications. These silencers are made from robust materials such as stainless steel and brass, which can withstand the demands of high-pressure environments. It is important to select a silencer rated for the maximum operating pressure of your pneumatic system.

How does the mounting thread size affect the selection of a silencer?

The mounting thread size determines how the silencer will be attached to the pneumatic system. It is crucial to select a silencer with the correct thread size and type to ensure a proper fit and secure installation. Common thread sizes include M5, M6, and various imperial sizes, and types include NPT, G, and one-touch fittings.

What role does the material of the silencer play in its application?

The material of the silencer affects its durability, resistance to environmental factors, and suitability for specific applications. For example, brass and stainless steel are ideal for harsh environments due to their corrosion resistance, while resin is suitable for lightweight, low-cost applications where high durability is not required.

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Silencers（Type：Exhaust Air Adjusting Type）

A silencer is a component that reduces exhaust noise, suppresses displacement volume, and cleans. Silencer materials include resin, brass, and stainless steel. Resin is small and lightweight. The metal is resistant to impact and can be used in high temperature and high pressure environments. Suitable for use in industry as a whole due to weldability. Products with an integrated throttle valve can control the exhaust flow rate. Food grade lubricant oils are used in products for the food manufacturing process. Plastic products do not need to be discarded separately, reducing environmental impact. Uses a push lock mechanism to improve needle lock workability. By using an exhaust filter for a cleanroom, it is possible to reduce the exhaust piping space and piping man-hours of equipment in the cleanroom. The silencer needs to calculate the exhaust flow rate of the equipment to be installed and make an appropriate selection.

Configure

Specification/Dimensions

Type
- Standard
- Plug Type
- Exhaust Air Adjusting Type
- Exhaust Cleaners
Images

Clear

Body Material
- Brass
- Aluminum
- Resin
- Phosphor Bronze
- Steel
- Brass
- Stainless Steel
- Zinc Alloy
Clear

Mounting Thread Nominal
- M3X0.5
- M5x0.8
- M6x1
- 1/8
- 1/4
- 3/8
- 1/2
- 3/4
- 1
- 1 1/4
- 1 1/2
- 2
- Others
Clear

Pipe Connection Port Type
- M
- R
- NPT
- G
- One-Touch Plumbing
- Tubes (For One-Touch Fitting Connection)
- Unified Thread
- Plug-In Pipe Fitting
Clear

Effective Sectional Area(mm2)
1

2

2.5

3.5

3.8

4

4.3

5

5.5

5.6

6

6.5

7

8

8.5

9

9.9

10

10.5

11

12

13

14

15

16

17

17.2

17.5

18

19

20

21

22

25

25.5

28

30

33

33.9

35

36

37

38

39

40

41

42

43

45

45.9

48

50

55

56

60

61

62

63

65

74

75

78

79

80

85

86

90

103

105.6

118

120

129.6

148

160

180

199

200

210

250

260

270

280

312

320

370

440

450

500

590

610

960
Clear

Effective Sectional Area【classification】(mm2)
5 or Less

~10

~15

~20

~30

~40

~50

~60

~70

~80

~90

~200

~300

~400

~500

~600

~700

~1000
* ~10 represents over 5, and 10 or less.
Clear

One-Touch Fitting Size
- Ø4
- Ø6
- Ø1/4"
- Ø8
- Ø10
- Ø12
- Ø3/8"
Clear

Brand	(0) (0) AIRTAC (0) CHELIC (2) CHIYODA (1) CKD (5) EASUN (0) FESTO (0) KOGANEI (1) MYOUTOKU (0) NIHON SEIKI (0) PISCO (0) RS Pro (0) SMC (0) TAIYO (1) TRUSCO (0)
CAD	2D 3D
Days to Ship	All Same day 1 Day(s) or Less 3 Day(s) or Less 5 Day(s) or Less 6 Day(s) or Less Others

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Metering Valve with Silencer FMS Series【2 Pieces Per Package】

CKD

Integrated silencer and control valve *This series is undergoing revision of the CAD data. Please wait till the corrections are done.

From: ฿ 201.70
Days to Ship: 11 Day(s)

11 Day(s)

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SLBR Series Silencer

CHELIC

Brand-name products provided by MISUMI-VONA are based on customer needs and carefully selected from the products of rapidly growing manufacturers in Asia. Select the most appropriate item for the usage environment. Components for pneumatic equipment by Taiwan CHELIC Corporation, founded in 1988, are highly received in the markets around the world. Especially, the cylinders being used in various fields are well known for their high quality.

From: ฿ 155.70
Days to Ship: 6 Day(s)

6 Day(s)

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Speakon muffler SM1 series

TAIYO

[Features]
· Integrated noise silencer and control valve.
· Exhaust flow rate can be controlled 0 ~ 100%.

[Use]
· Can be used for speed control of actuator and noise silencer of exhaust sound.

From: ฿ 424.93
Days to Ship: 12 Day(s)

12 Day(s)

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Silencer CSB-TV Type

CHIYODA

[Features]
· Compact design made of brass

From: ฿ 399.54
Days to Ship: 8 Day(s)

8 Day(s)

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Exhaust Throttle Valve With Muffler

KOGANEI

· Performs speed control of pneumatic equipment and control of pneumatic signals.
· Also allows adjustment of flow rate during operation.
· A stop mechanism ensures safety even when the needle is fully open.

From: ฿ 285.15
Days to Ship: 3 Day(s)

3 Day(s)

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Metering valve with silencer, SMW2 series

CKD

Small, light weight and high flow. Push lock style. All plastic materials. Note: CAD data of this series is being revised. Please wait till the corrections are done.

[Features]
· Small, light weight and high flow: Compared to the traditional series, it achieves 50% decrease in volume and 80% decrease in mass, which is drastically smaller and lighter weight, as well as having the largest effective base area of the class.
· More than 23dB(A) of noise cancellation effect. The noise cancellation effect is increased by integrating a P sintered body element with the body.
· Adopted a push lock type needle.
· A knob with a push lock style is adopted to securely lock the needle with one touch.
· Environmental design: No need to separate it when disposed, as all plastic materials are used.

From: ฿ 212.70
Days to Ship: Same day

Same day

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Metering Valve With Silencer, SMW Series

CKD

[Features]·The metering valve with a silencer is a product that integrates a silencer and a throttle valve.

From: ฿ 300.70
Days to Ship: Same day

Same day

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SLR Series Silencer

CHELIC

MISUMI products are carefully selected products from rapidly growing Asian manufacturers based on the needs of our customers. Choose the product that best suits your current needs. Founded in 1988, Cheric Taiwan pneumatic equipment parts have received high praise on the world market. Their cylinder quality gets particularly high reviews, and is used in various fields.

From: ฿ 240.15
Days to Ship: 6 Day(s)

6 Day(s)

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Metering Valve With Silencer for Food Manufacturing Process SMW-FP1 Series

CKD

It supports food manufacturing. Food grade (NSF H1) is used as a lubricant oil for the flow path and sliding parts to eliminate anxiety about contamination.
[Features]
・ Silencer and throttle valve integrated.

From: ฿ 751.47
Days to Ship: 46 Day(s)

46 Day(s)

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Metering Valve With Silencer for Food Manufacturing Process SMW2-FP1 Series

CKD

It supports food manufacturing. Food grade (NSF H1) is used as a lubricant oil for the flow path and sliding parts to eliminate anxiety about contamination.
[Features]
・ Compact size, lightweight, high flow rate: Compared to the conventional series, the volume ratio has been reduced by 50% and the mass ratio has been reduced by 80%, achieving a significant reduction in size and weight while achieving the largest effective cross-sectional area in its class.
・ Sound damping effect 23 dB (A) or more: The sound damping effect has been improved by insert molding the PP sintered body element, which has a high sound damping effect, with the body.
・ Uses push-lock needle: The manufacturer has adopted a push-lock type knob that enables reliable needle lock with single-action.
・ Environmental design: Since all plastic materials are used, there is no need to separate garbage when disposing.

From: ฿ 626.95
Days to Ship: 12 Day(s)

12 Day(s)


Brand
Product Series
CAD
From
Days to Ship
Type
Body Material
Mounting Thread Nominal
Pipe Connection Port Type
Effective Sectional Area(mm2)
Effective Sectional Area【classification】(mm2)
One-Touch Fitting Size

	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare
Brand	CKD	CHELIC	TAIYO	CHIYODA	KOGANEI	CKD	CKD	CHELIC	CKD	CKD
Product Series	Metering Valve with Silencer FMS Series【2 Pieces Per Package】	SLBR Series Silencer	Speakon muffler SM1 series	Silencer CSB-TV Type	Exhaust Throttle Valve With Muffler	Metering valve with silencer, SMW2 series	Metering Valve With Silencer, SMW Series	SLR Series Silencer	Metering Valve With Silencer for Food Manufacturing Process SMW-FP1 Series	Metering Valve With Silencer for Food Manufacturing Process SMW2-FP1 Series
CAD	2D			2D	2D	2D	2D		2D / 3D	2D / 3D
From	฿ 201.70	฿ 155.70	฿ 424.93	฿ 399.54	฿ 285.15	฿ 212.70	฿ 300.70	฿ 240.15	฿ 751.47	฿ 626.95
Days to Ship	11 Day(s)	6 Day(s)	12 Day(s)	8 Day(s)	3 Day(s)	Same day	Same day	6 Day(s)	46 Day(s)	12 Day(s)
Type	Exhaust Air Adjusting Type	Exhaust Air Adjusting Type	Exhaust Air Adjusting Type	Exhaust Air Adjusting Type	Exhaust Air Adjusting Type	Exhaust Air Adjusting Type	Exhaust Air Adjusting Type	Exhaust Air Adjusting Type	Exhaust Air Adjusting Type	Exhaust Air Adjusting Type
Body Material	Brass	Brass	Brass	Brass	Resin	Resin	Brass	Brass	Brass	Resin
Mounting Thread Nominal	M5x0.8	1/8 / 1/4 / 3/8 / 1/2	M5x0.8 / 1/8 / 1/4 / 3/8 / 1/2 / 3/4 / 1	1/8 / 1/4 / 3/8 / 1/2	1/8 / 1/4	1/8 / 1/4	3/8 / 1/2	1/8 / 1/4	3/8 / 1/2	1/8 / 1/4
Pipe Connection Port Type	M	R	M / R	R	R	R	R	R	R	R
Effective Sectional Area(mm2)	4	-	4 ～ 60	11 ～ 45	-	5.6 ～ 9.9	25 ～ 39	-	25 ～ 39	5.6 ～ 9.9
Effective Sectional Area【classification】(mm2)	5 or Less	-	5 or Less ～ ~60	~15 ～ ~50	-	~10	~30 ～ ~40	-	~30 ～ ~40	~10
One-Touch Fitting Size	-	-	-	-	-	-	-	-	-	-

Application example related to this category

Simultaneous Two-Hand Pushbutton Switch Mechanism

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Related Categories to Silencers

FAQ Silencers

Question: What are the primary functions of a silencer in a pneumatic system?: Answer: Silencers are designed to reduce exhaust noise, control exhaust flow, and filter contaminants from the exhaust air in pneumatic systems. They help maintain a quiet and clean working environment by minimizing the noise generated during air discharge and trapping any oil mist or debris.
Question: What materials are silencers typically made from?: Answer: Silencers are made from various materials depending on the application requirements. Common materials include resin, which is lightweight and cost-effective; brass, known for its durability and corrosion resistance; stainless steel, which is suitable for high-temperature and high-pressure environments; and aluminum for lightweight needs.
Question: How do I choose the right silencer for my pneumatic system?: Answer: To choose the appropriate silencer, consider factors such as the required noise reduction level, the operating environment (temperature, pressure, and exposure to chemicals), the type of connection (thread size and type), and the desired airflow rate. It's essential to match the silencer specifications with the system's requirements.
Question: What types of silencers are available and what are their applications?: Answer: Silencers come in several types including standard silencers for general noise reduction, plug silencers for compact installations, exhaust air adjusting types for flow control, and exhaust cleaners for filtering exhaust air in sensitive environments like cleanrooms. Each type is suited to specific noise reduction and air quality needs.
Question: How does a silencer improve the performance of a pneumatic system?: Answer: A silencer reduces the noise generated during the exhaust phase of a pneumatic cycle, making the system quieter and more comfortable to work around. It also helps maintain the cleanliness of the system by filtering out particulates, which can prevent clogging and extend the lifespan of pneumatic components.
Question: What is the difference between a silencer and a muffler in pneumatic applications?: Answer: In pneumatic systems, both silencers and mufflers are used to reduce noise. Silencers often have the added function of filtering exhaust air, while mufflers primarily focus on noise reduction by dissipating sound energy. Silencers are more commonly used when air quality and cleanliness are critical.
Question: Can silencers be used in food manufacturing environments?: Answer: Yes, there are silencers designed specifically for food manufacturing processes. These silencers use food-grade lubricants and materials that meet hygiene standards to prevent contamination. They are suitable for environments where cleanliness and compliance with food safety regulations are crucial.
Question: How do I maintain and clean a silencer?: Answer: Regular maintenance of a silencer includes inspecting for wear or clogging and cleaning or replacing the filter elements as needed. Resin and plastic silencers can often be cleaned with a mild detergent, while metal silencers may require a solvent-based cleaner to remove oil and debris. Always follow the manufacturer’s guidelines for specific maintenance procedures.
Question: What are the noise reduction capabilities of silencers?: Answer: The noise reduction capabilities of silencers vary, but they typically reduce noise levels by 20 to 40 dB(A), depending on the type and design. High-performance silencers can achieve greater noise reduction, making them suitable for environments that require minimal noise pollution, such as offices or healthcare facilities.
Question: How does a silencer with an integrated throttle valve work?: Answer: Silencers with an integrated throttle valve allow for the adjustment of the exhaust flow rate. This feature enables precise control over the exhaust air, helping to optimize the performance of the pneumatic system and reduce noise levels further. It is particularly useful in applications requiring varying airflow rates.
Question: Why is it important to match the silencer's effective sectional area to the pneumatic system?: Answer: Matching the silencer’s effective sectional area to the system ensures that it can handle the volume of exhaust air without creating back pressure or restricting airflow. This compatibility prevents performance issues such as reduced efficiency or increased wear on system components.
Question: What are the environmental benefits of using silencers in pneumatic systems?: Answer: Silencers help reduce noise pollution, contributing to a quieter and more pleasant working environment. Additionally, by filtering out contaminants from exhaust air, they help reduce the environmental impact of pneumatic systems by preventing the release of particulates and oil mist into the atmosphere.
Question: Can silencers be used with high-pressure pneumatic systems?: Answer: Yes, there are silencers specifically designed for high-pressure applications. These silencers are made from robust materials such as stainless steel and brass, which can withstand the demands of high-pressure environments. It is important to select a silencer rated for the maximum operating pressure of your pneumatic system.
Question: How does the mounting thread size affect the selection of a silencer?: Answer: The mounting thread size determines how the silencer will be attached to the pneumatic system. It is crucial to select a silencer with the correct thread size and type to ensure a proper fit and secure installation. Common thread sizes include M5, M6, and various imperial sizes, and types include NPT, G, and one-touch fittings.
Question: What role does the material of the silencer play in its application?: Answer: The material of the silencer affects its durability, resistance to environmental factors, and suitability for specific applications. For example, brass and stainless steel are ideal for harsh environments due to their corrosion resistance, while resin is suitable for lightweight, low-cost applications where high durability is not required.