All Watt-Flex cartridge heaters are built-to-order to match your heating and size requirements. Available sizes for cartridges are listed below.
Watt-Flex heaters eliminate the need for a tight fit. When selecting the right diameter for the bore in your application, keep in mind that the recommended fit for a Watt-Flex diameter is .007" larger than the nominal diameters shown.
For custom sizes and special heating applications, call and talk to one of our heating specialists at (978) 356-9844.
We have designed and built high-watt heaters for use across a wide variety of industries and process heating applications such as molds and dies, plastics, package sealing, and liquids in automotive, plastics, composites, aerospace, food service, and more.
Watt-Flex Cartridge Heater Dimensions
|
Available |
Nominal Diameters (1) |
Standard Cold Section at Terminal End |
Min - Max (2)Lengths |
|
1/4” |
0.245” |
5/16” |
1”- 22” |
|
3/8” |
0.370” |
3/8” |
1 1/2” - 36” |
|
1/2” |
0.495” |
5/8” |
2” - 50" |
|
5/8” |
0.620” |
5/8” |
2 1/2” - 72” |
|
11/16” |
0.683” |
5/8” |
3 1/2” - 64” |
|
3/4” |
0.745” |
5/8” |
3 1/2” - 90” |
|
1" |
0.9925" |
1” |
8” - 60” |
|
8.0 mm |
7.875 mm |
8.000 mm |
38 - 660 mm |
|
10.0 mm |
9.875 mm |
9.500 mm |
38 - 915 mm |
|
12.0 mm |
11.875 mm |
15.875 mm |
50 - 1140 mm |
|
12.5 mm |
12.375 mm |
15.875 mm |
50 - 1140 mm |
|
15.0 mm |
14.875 mm |
15.875 mm |
65 - 1250 mm |
|
16.0 mm |
15.875 mm |
15.875 mm |
65 - 1775 mm |
|
20.0 mm |
19.875 mm |
15.875 mm |
100 - 1825 mm |
|
25.0 mm |
24.87 mm |
24.5 mm |
200- 1525 mm |
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(1) Tolerances: ±.002" ( 1/4" to 3/4"); ±.0025 (1" ); ±.05mm (8mm-20mm); ±.06mm (25mm) |
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(2) Tolerances: ± 3% with 3/32"minimum; ±2% above 20 " (500 mm) |
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