Heatlock ESB2, Electric Sprue Bushing

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This Heatlock series, below, is currently being replaced by the A1-series of nozzles. Before you design check availability, stock is gradually decreased. Spare parts will be available until at least end of 2007 (apart form NPT1 bodies) Heatlock NPT1…,Needle Point Topless Mini NPT1 Features • Ceramic insulation between bushing and mould. • Easy to start, even with materials that are hard to inject. • Ceramic insulation between bushing and mould. • Compact. Egenskaper • Keramiskt isolerad från formen. • Lättstartad även med svårsprutade material. • Minimal intagsrest som enda märke på detaljen. • Non-stressful treatment of the material, suitable also for materials sensitive to friction. Shot weights
This Heatlock series, below, is currently being replaced by the A1-series of nozzles. Before you design check availability, stock is gradually decreased. Spare parts will be available until at least end of 2007 (apart form NPT1 bodies) NPT1 ”L” mm Single-cav. Part No. Multi-cav.* Total volume of feed channel in mm 3 26 NPT1026411 NPT1026412 558 Ø30 f8 36 NPT1036411 NPT1036412 683 Ø29 Ø22 Ø4 23 +0.01 0 46 NPT1046411 NPT1046412 809 86 – NPT1086412 1311 106 – NPT1106412 1563 * with O-ring 608 +0.03 L -0 8 15,5 22h6 13,5 Can be controlled with various types of temperature controllers intended for hot runner systems with 220/240 V using thermocouple of type Fe-CuNi. Recommended for the following maximum shot weights: Low-viscosity plastic (PS,PE,PP) 150g 15 Ø0,2 Med.-viscosity plastic (ABS,SAN, PA,POM) High-viscosity plastic (PC,PMMA, Noryl, Filled material) 80g 20g Max gate Ø2.5 mm. Length expansion at: °C=”L”+X,xx °C 26 36 46 86 106 200 0,03 0,04 0,05 0,10 0,12 15,5 250 0,04 0,05 0,06 0,12 0,15 300 0,04 0,06 0,08 0,14 0,18 350 0,05 0,07 0,09 0,17 0,21 To ensure minimum vestige on the part, measure the actual "L" measurement on each bush, add the length expansion according to the table to get the hole depth ("L"+X,xx) to be drilled in the cavity plate. Före inbyggnad, mät upp bussningens nominella "L"-mått, lägg därefter till längdutvidgningen så att bussningens spets ligger exakt vid intagspunkten i uppvärmt tillstånd. Ø17 max 1.5 8 15.5 8 R0.4 max Ø6 30H7 15 +0.01 -0 2.5 8 +0.01 L Ø22H7 Ø0.01 R4 30.0° 60.0° 0.2 max Ø2.5 more 2.08.2 Date: 031002, © LKM Heatlock Co Ltd
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Heatlock ESB2, Electric Sprue Bushing

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