Formed Strip Brush | Coil Forms
Products
Inverted and external coils are available in a wide range of synthetic, natural and metal filaments, with and without brush holders, or can be installed with mounting tabs. Click here for available mounting tabs. 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.
If your application requires a coil form with diameter and radius less than those shown, contact a SEALEZE® Sales Representative for more information.
Inverted Coil

| 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 OD (inches) FOR INVERTED COILS | ||||
|---|---|---|---|---|
| Section | Product Code* | Galvanized Channel | Stainless Channel | Stainless Filament |
| A | ICA1 | 0.625 | 1.000 | 1.250 |
| B | ICB1 | 1.312 | 2.500 | 2.500 |
| C | ICC1 | 2.187 | 3.750 | 4.250 |
| D | ICD1 | 2.850 | 4.250 | 4.750 |
| F | ICF1 | 3.500 | 5.250 | 5.750 |
| G | ICG1 | 4.000 | 6.000 | 6.500 |
| K | ICK1 | 8.000 | 10.000 | 14.000 |
| *T-304 S/S Channel change "1" to "2". T-316L Channel change "1" to "6". | ||||
Inverted Coil with Aluminum Holder

| 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 COIL with Aluminum Holders (Split-Ring Shaft Seal) | ||||
|---|---|---|---|---|
| Section | Product Code* | Straight Flange (2-piece holder) | Right-Angle Flange (4-piece holder) | Angled Holders |
| A | ICA1 | 5.000 | 4.000 | On Application |
| B | ICB1 | 6.000 | 5.000 | On Application |
| C | ICC1 | 7.000 | 6.000 | On Application |
| D | ICD1 | 7.500 | 6.500 | On Application |
| F | ICF1 | On Application | On Application | On Application |
| G | ICG1 | 10.000 | 8.000 | On Application |
| *T-304 S/S Channel change "1" to "2". T-316L Channel change "1" to "6". | ||||
Click here to download a worksheet for Inverted Coil with Aluminum Holder (pdf)
Or, click here for the online worksheet
Inverted Coil with Machined Retaining Ring

| 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 | |
Inverted coils can be mounted in machined retaining rings. Minimum coil diameters, for the brush itself, are shown below. Retaining rings can be manufactured to meet your requirements for outside diameter, thickness of ring material and the position, size and number of mounting holes.
| MINIMUM OD (inches) FOR INVERTED COILS | ||||
|---|---|---|---|---|
| Section | Product Code* | Galvanized Channel | Stainless Channel | Stainless Filament |
| A | ICA1 | 0.625 | 1.000 | On Application |
| B | ICB1 | 1.312 | 2.500 | 2.500 |
| C | ICC1 | 2.187 | 3.750 | 4.250 |
| D | ICD1 | 2.850 | 4.250 | 4.750 |
| F | ICF1 | 3.500 | 5.250 | 5.750 |
| G | ICG1 | 4.000 | 6.000 | 6.500 |
| *T-304 S/S Channel change "1" to "2". T-316L Channel change "1" to "6". | ||||
Click here to download a worksheet for Inverted Coil with Machined Retaining Ring (pdf)
Or, click here for the online worksheet
External Coil

| 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 ID (inches) FOR EXTERNAL COILS | ||||
|---|---|---|---|---|
| Section | Product Code* | Galvanized Channel | Stainless Channel | Stainless Filament |
| A | ECA1 | 0.750 | 1.500 | 2.000 |
| B | ECB1 | 1.000 | 2.000 | 2.000 |
| C | ECC1 | 1.250 | 2.250 | 2.750 |
| D | ECD1 | 1.500 | 2.500 | 3.000 |
| F | ECF1 | 1.800 | 2.800 | 3.300 |
| G | ECG1 | 2.000 | 3.000 | 3.500 |
| K | ECK1 | 4.000 | 5.500 | 7.000 |
| *T-304 S/S Channel change "1" to "2". T-316L Channel change "1" to "6". | ||||




