multipurpose boxes with lids abs page <1> 14/04/12 v1.1 www.element14.com www.farnell.com www.newark.com multipurpose boxes with lids these boxes are moulded in abs to give maximum strength but can be easily punched or drilled for individual requirements and to produce a professional looking end product. they are available in black, white and light grey. mb2, mb3, MB5 and mb8 have polished finish printed circuit board slots are provided on certain types to allow ease of manufacture ? wide range of multipurpose boxes ? integral pcb guides (except mb6, mb6w and mb6g) ? lid retained by m3.5 screws into brass inserts ? employ high-performance ferrites with superior frequency characteristics ? cmb4, mb6 and mb7 have matt finish ? mb4 and mb6 lids retained by 6 4 ba screws into brass inserts overall dimensions black part number white part number grey part number width (w) depth (d) height (h) nominal wall thickness rib spacing side (w) rib spacing side (d) 100 76 41 1.5 20 20 - mb2w - 118 98 45 23 33 - mb3w - 216 130 85 4 20 20 - mb4w mb4g 150 100 60 2.5 32 MB5 MB5w MB5g 220 150 64 3 - - mb6 mb6w mb6g 177 120 83 2.5 23 40 - mb7w mb7g 150 80 50 20 23 mb8 mb8w mb8g dimension table dimensions : millimetres
multipurpose boxes with lids abs page <2> 14/04/12 v1.1 www.element14.com www.farnell.com www.newark.com material data abs material - ronfalin 103 grade properties unit test methods iso din mechanical properties kj / m 2 - - charpy notched impact strength at +23 c at -20 c 10 7 179/2c 53453 - - - - izod notched impact strength at +23 c (thickness 6.4 mm) at -20 c (thickness 6.4 mm) kj / m 2 17 9 180/3a - - - - - tensile test tensile strength at yield elongation at yield n / mm 2 49 4 r527/1c 53455-3-5 - - - - flexural test flexural strength modulus in flexure n / mm 2 87 2,400 178b - - 53452 - - surface hardness rockwell hardness ball indention hardness r scale 110 90 - - 2039/2 - 2039/1 53456 thermal properties c 75/a 53461/a hdt unannealed annealed vicat softening temperature flammability properties 90 97 97 94hb (1.5 mm) - - - - - - 306/b50 53460 ul94 - physical properties kg / m 3 - - density 1,050 1183/a 53479 melt flow index 13 1133/19 53735/u gloss 59 - 67530 processing temperatures 200 to 230 c - -
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