Inverted and external spirals are available both right-hand and left-hand wound, in a wide variety of synthetic (including conductive), metal, and natural filaments and in a full range of pitches. Channel sizes include A, B, C, D, F, G and K and are available in galvanized and stainless steels. Minimum outside diameter (OD) and inside diameter (ID) depend on channel size and channel material as shown below.

Ez-Flex Strip Brush is available as an alternative to metal back brush. It's great for use around curves and in-field installation. Click here for more information.

Mandrels for external spiral brushes can be made to your specifications, including: solid or tubular construction, keyway or threaded mounting, welded or clip-mounted brush.

If your application requires a spiral with diameter less than those shown, contact a SEALEZE® Sales Representative for more information.

To e-mail us your application information,
click here.
Or, call 1-800-787-7325

 

External Spiral
Channel Section Size
Section
Size		 (X)
Width
(inches)		 (Y)
Height
(inches)
A 0.095 0.110
B 0.150 0.152
C 0.180 0.199
D 0.240 0.256
F 0.313 0.313
G 0.350 0.370
K 0.500 0.500

 

MINIMUM ID (inches) FOR EXTERNAL SPIRALS
Section Product Code* Galvanized Channel Stainless Channel Stainless Filament
A ESA1 0.188 1.000 1.750
B ESB1 0.250 1.000 1.750
C ESC1 0.500 1.000 2.250
D ESD1 0.750 1.750 2.440
F ESF1 1.000 1.750 2.500
G ESG1 1.000 1.750 2.500
K ESK1 1.500 2.625 3.500
*T-304 S/S Channel change "1" to "2". T-316L Channel change "1" to "6".

Download the worksheet for External Spiral
Download the worksheet for External Spiral with Mandrel
Or, click here for the On-Line Worksheet

Inverted Spiral
Channel Section Size
Section
Size		 (X)
Width
(inches)		 (Y)
Height
(inches)
A 0.095 0.110
B 0.150 0.152
C 0.180 0.199
D 0.256 0.256
F 0.313 0.313
G 0.350 0.370
K 0.500 0.500

 

MINIMUM OD (inches) FOR INVERTED SPIRALS
Section Product Code* Galvanized Channel Stainless Channel Stainless Filament
A ISA1 0.625 1.000 1.250
B ISB1 1.312 2.500 2.500
C ISC1 2.187 3.750 4.250
D ISD1 2.850 4.250 4.750
F ISF1 3.500 5.250 5.750
G ISG1 4.000 6.000 6.500
K ISK1 8.000 10.000 14.000
*T-304 S/S Channel change "1" to "2". T-316L Channel change "1" to "6".

Click here to download a worksheet for Inverted Spiral (pdf)
Or, click here for the On-Line Worksheet

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