Chromalox Big Red Book

Components

MB-2 Two-Piece Mica Insulated Band Heater

Dimensions

• 3-1/2 - 10-1/2" Barrel Dia. • 500 - 2,000 Watts

Barrel Dia.

• 240 - 480 Volt • 21 - 40 W/In 2

• Up to 800°F Max. Sheath Temp. • Up to 650°F Max. Barrel Temp. • Heavy Duty Anti-torque Post Terminals (type P) Applications • Barrels and Dies of Plastic Molding Machines • Extruders • Autoclaves • Standard Sections Up to 10-1/2" O.D. Consult Factory for Larger O.D's. Features Efficient Heat Transfer is provided by high quality nickel chromium resistor wire wound on a selected mica strip and enclosed in a die-formed aluminum coated steel sheath. Uniform Fit to ± 1/16" because of low expan- sion stainless steel clamping band, which assures maximum heat distribution. Easy to Apply due to two-piece construction. Each heater is rated 240V. Connect in series for 480V; parallel for 240V. Heavy Duty Nickel Plated Steel Post Termi- nals complete with hardware, are designed to prevent excess torsion during tightening of connections. Standard #10-24 threads. Reliable Performance and Quick Temperature Response. Long-Term Durability is assured by non-hygroscopic mica insulation.

Heater Width

All Dimensions in Inches

Specifications and Ordering Information

Dimensions (In.)

Wt. (Lbs.)

Watts Volts W/In 2

Barrel Dia. Heater Width

Model

Stock PCN

MB3J1J2P1 MB4A1J2P1 MB4A2A2P1 MB4J2A2P1 MB4J1J2P1 MB4N1J2P1 MB4Q1J2P1 MB5A1J2P1 MB5A1J2P2 MB5E1J2P1 MB5J1J2P1 MB6A1J2P1 MB6A3A2P1 MB6A1J2P2 MB6E1J2P1 MB6J1J2P1 MB6J1J2P2 MB6J2A2P1 MB6N1J2P1 MB6N2A2P1 MB7A3A2P1 MB7A1J2P1 MB7A2A2P1 MB7E1J2P1 MB7E2A2P1 MB7G1J2P1 MB7J1J2P1 MB7J1J2P2 MB7N1J2P1 MB7Q1J2P1 MB8A1E2P1 MB8A1J2P1 MB8A1J2P2 MB8E4A2P1 MB8J1J2P1 MB8J1J2P2 MB8J2A2P1 MB9A1J2P1 MB9A1J2P2 MB9J2A2P1 MB9N2A2P1 MB10A1J2P1 MB10A1J2P2 MB10J1J2P1

S 150851 0.7

500 240/480 30 3-1/2

1-1/2 1-1/2 2 2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 3 1-1/2 1-1/2 1-1/2 1-1/2 2 1-1/2 2 3 1-1/2 2 1-1/2 2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/2 1-1/4 1-1/2 1-1/2 4 1-1/2 1-1/2 2 1-1/2 1-1/2

700 800 700 750 600 900 700 900 900 800

240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480 240/480

37 32 32 35 27 39 30 38 36 31 30 30 35 25 31 39 24 31 33 26 30 32 29 20 35 28 34 27 27 35 27 35 33 30 35 30 31 35 30 33 21 30 40

4 4

NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS S NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS

150885 150893 156515 150906 150914 150922 150324 150931 150957 150332 150341 156558 150973 150990 150359 151001 151010 150367 156574 156590 150375 156582 151028 151036 151044 150383 151052 151061 150391 151079 150404 151087 156638 150412 151095 151108 150421 151116 151124 151132 151141 150439 151159

0.8 0.8 1 0.8 0.8 0.8 0.9 0.9 0.9 0.9

4-1/2 4-1/2 4-3/4 4-7/8

5 5

5-1/4 5-1/2

850 1,400 1,000 750 950 1,200 1,000 1,000 1,250 1,600 1,000 1,250 1,000 900 1,200 1,000 1,200 1,000 1,000 1,100 1,000 1,300 3,000 1,200 1,400 1,600 1,300 1,500 1,800 2,000 1,000 1,400 2,000

6 6 6

1 1 1 1 1 1 1 1 1

6-1/4 6-1/2 6-1/2 6-1/2 6-3/4 6-3/4 7-1/4 7-1/4 7-3/8 7-1/2 7-1/2 7-3/4 7-7/8 7 7 7

1 1.2 1 1.2 1.3 1.2 1.2 1.2 1.2 1.2 1.4 1.4 1.4 1.5 1.5 1.5 1.5 1.6 1.6 1.7 1.8 2.1 2.1 2.4

8 8 8

8-1/4 8-1/2 8-1/2 8-1/2

9 9

9-1/2 9-3/4 10 10 10-1/2

2 2

1-1/2 1-1/2 1-1/2

2,300 240/480 33 12

2

MB12A2A2P1 NS 156700 2

Stock Status: S = stock NS = non-stock To Order— Specify model, PCN, volts, watts and quantity. Note — Watt densities shown are based on heated area of contact surface only.

Note – Check factory for optional terminations and band styles.

A-90