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AIR BLOW GUN - HIGH BLOWING FORCE
SILVENT 4020-LF
Item number: 40200169065, 40200269065
- Stainless steel Laval nozzle
SILVENT 4020-LF: a unique product with Laval nozzle that combines highly concentrated blowing force with an easily maneuverable valve construction and low sound level. Its blowing force of 100 N (22.1 lbs) is twice that of the 4015-LF. The nozzle is made of stainless steel, making it suitable for use in practically any environment where extra high blowing force is required, e.g. the paper and manufacturing industries, steel mills etc. Features adjustable blowing force that is easily adjusted to any strength between 5% and 100%.
Noise reduction 13 dB(A)
Energy savings 369.0 scfm
“Dead man’s grip” The valve features a ”dead man’s grip”, which means that it closes instantly if the handle is dropped. Safe and easily maneuverable The valve is power-steered, making it easy to operate with just one hand. A light press of a thumb or finger is all that is needed. Comfortable The rubber insulation on the handle provides a firm grip while protecting the hand against both heat and cold.
Technical data
Replace open pipe Ø (mm)25
Blowing force (N)100.0
Air consumption (Nm³/h)532
Sound level (dB(A))118
Nozzle technologyLaval
Material (nozzle)1.4305 (303)
ConnectionG 3/4"
Connection typeFemale
Weight (g)1075
Max temp (°C)70
Max op. pressure (MPa)0.7
Benefits when replacing an open pipe
Replace open pipe Ø (mm)25
Noise reduction13 [dB(A)]60%
Energy savings627 [Nm³/h]54%
Material specification: EN AB 43200, EN AW 2011 T8, EN 10088-3, NBR, PC, TPU EN AW 6082, EN 1.4305
Blowing properties at different pressures
Pressure (kPa)
200400600
Blowing force (N)
72.6125.9
Air consumption (Nm³/h)
399.0657.0
Sound level (dB(A))
113.0120.0
Technical data
Replace open pipe Ø (inch)1
Blowing force22.1 lbs
Air consumption (scfm)313.1
Sound level (dB(A))118
Nozzle technologyLaval
Material (nozzle)1.4305 (303)
ConnectionNPT 3/4"
Connection typeFemale
Weight (lbs)2.370
Max temp. (°F)158
Max op. pressure (psi)100
Benefits when replacing an open pipe
Replace open pipe Ø (inch)1
Noise reduction13 [dB(A)]60%
Energy savings369.0 [scfm]54%
Material specification: EN AB 43200, EN AW 2011 T8, EN 10088-3, NBR, PC, TPU EN AW 6082, EN 1.4305
Blowing properties at different pressures
Pressure (psi)
406080100
Blowing force (oz)
269.4411.6537.1
Air consumption (scfm)
241.1358.6467.9
Sound level (dB(A))
113.5119.6119.8
Technical specifications
See basic information about the technical data. Read more
Instructions for use
Read Silvent Group General Instructions for Use before you install the product.
