PLASTIFORM® 1037 Permanent Material

Energy product 1.0 MGOe flexible permanent magnet product

• Machinability permits simple and inexpensive shaping and assembly processing • Resilience prevents chipping, cracking or shattering • Close dimensional and magnetic tolerances allow substantial cost reductions

Description Cost reductions—Greater design Moveable partition supports PLASTIFORM® Permanent Magnet latitude and more efficient production Metal storage bin identification label Materials are rubber methods made possible by its unique holders composites manufactured in sheets, strips properties contribute to reduced costs in Magnetic jigs and fixtures and individually cut pieces. Magnetic many stages of product development. Novelties properties are generated by preferentially orienting ferromagnetic barium ferrite in Applications Availability a stable binder. It is highly anisotropic and Uses for this magnet product range from PLASTIFORM® permanent are possesses an unusually strong resistance novelties to industrial applications, such fabricated in accordance with customer to demagnetization. as magnetic separator equipment and specification. The material can be freezer door latches. Many of these uses produced in virtually any size and shape. 1037 material is a specially formulated require specialized fabrication of the The material is available in either magne- magnet product designed for use in latch magnet material, a demand which 1037 tized or nonmagnetized condition. It can and similar applications. The high degree is eminently well suited to meet. be magnetized with one or more poles of conformability exhibited by this Because PLASTIFORM® magnet material on each surface and in a pattern that material allows it to match various pole meets with the application needs. piece configurations and yields optimum successfully combines high coercive force performance when sandwiched between and residual induction with flexibility and PLASTIFORM® Quality ease of fabrication, it is currently being pole pieces. PLASTIFORM® is manufactured using up- used in a wide range of mechanical to-date statistical methods and Features and benefits applications. Among these are: documented statistical data. Customers The physical and magnetic properties of Magnetic printing press cylinders can rely on the proven quality of 1037 material combine to offer a variety Tool and part racks PLASTIFORM® bonded magnetic of features including: Magnetic couplers materials for a variety of applications. Flexibility and resiliency—Design innovations and automated manufac- turing techniques are more practical with Typical Physical Properties PLASTIFORM® flexible magnets, which do not chip or shatter like hard and brittle Properties Typical Values* barium ferrite materials. CGS/U.S. Units SI Units Ease of fabrication—PLASTIFORM® magnets offer inherently low tooling Density1 (at 23°C) 0.134 lbs/in3 3.71 g/cm3 costs and can be readily machined, cut, Hardness2 (at 23°C) 55 Shore D 55 Shore D slit, punched, drilled or milled into simple 3 3 or intricate shapes. Tensile Strength (at 23°C) 640 psi 440 N/cm Thermal Coefficient of Thickness 9.8 x 10–6 mil/mil 18 x 10–5 cm/cm High magnetic strength—The ferrite Expansion (4° to 120°C) per °F per °C particles in PLASTIFORM® magnets are oriented as they are processed, providing Maximum Continuous 200°F 95°C Operating Temperature magnetic properties equal to, or exceeding, those of conventional *All values shown are typical and not intended for specification purposes. Specification values will be provided upon request. isotropic ceramic ferrite magnets. Test Methods 1 ASTM D-297 2 ASTM D-2240 3 ASTM D-412 PLASTIFORM® 1037 Magnet Material

Typical effect of temperature on Typical Magnetic Properties magnetic strength In many applications, the operating Properties Typical Values* temperature of a magnet may be much higher or lower than the average room CGS/U.S. Units SI Units temperature. The effect of temperature Maximum Energy Product 1.08 MGOe 8.6 kJ/m3 on the magnetic properties of (BdHd max) (at 23°C) PLASTIFORM® materials should be Residual Induction1 (Br) (at 23°C) 2150 Gauss 215 mT considered where such conditions exist. Coercive Force1 (Hc) (at 23°C) 1650 Oersteds 1315 kA/m The residual magnetism (Br) of PLASTIFORM® magnets will decrease at Coercive Force Intrinsic1 (Hci) 2150 Oersteds 1710 kA/m (at 23°C) approximately 0.1% per degree Fahrenheit above 70°F (0.19% per Recoil Permeability (at 23°C) 1.08 1.08 degree centigrade above 21.1°C) and Reversible Temperature Coefficient – 0.105% per °F – 0.19% per °C will increase at 0.1% per degree of Inductivity (Br)(20-120°C) Fahrenheit below 70°F (0.19% per Reversible Temperature Coefficient 0.12% per °F 0.22% per °C degree centigrade below 21.1°C). The of Coercivity (Hci)(20-120°C) magnet becomes weaker as the temper- Peak Magnetizing Force Required 10000 Oersteds 8000 kA/m ature is raised and stronger as the temperature is lowered. The value of the *All values shown are typical and are not intended for specification purposes. Specification values will be provided upon request. coercive force (Hc) also changes, but this Test Method is significant only where a high demag- 1Pole-coil Hysteresigraph netizing field may be applied at low temperatures, such as in DC motor appli- cations. Typical Demagnetization Curve* Changes due to temperatures are not permanent, but are reversible. PLASTIFORM® B-1037 Consequently, the original magnetic Br 2150 Gauss values are recovered upon return to Hc 1650 Oersteds Hci 2150 Oersteds room temperature. Both ceramic and flexible barium ferrite magnets are BH max 1.08 MGOe subject to this effect. 2500 Technical assistance Arnold's engineering and technical staff personnel are available to assist in 2000 suggesting magnet sizes and types for proposed applications. Design advice will INTRINSIC be provided regarding methods of 1500 B (Guass) achieving optimum product perfor- mance, such as pole pieces, backing NORMAL plates, channels or other 1000 assemblies.

500

0 5000 4500 4000 3500 3000 2500 2000 1500 1000 500 -H (Oersteds)

*All values shown are typical and are not intended for specification purposes. Specification values will be provided upon request.