Purchasing BOM - TechforTrade/Thunderhead-Filament-Extruder GitHub Wiki

Thunderhead Filament Extruder

NOTE: The Wires needed to wire up the extruder have not yet been added to the Purchasing BOM.

Materials NOT included in Kit

Image Name Description Source Files Qty
Threaded Rod M8 by 120 mm long Threaded Rod M8 by 120 mm long Made step, drawing 1
Threaded Rod M8 by 70 mm long Threaded Rod M8 by 70 mm long Made step, drawing 1
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For the following 1 parts purchase → Aluminum, Square Tube, 3/4 in x 3/4 in x 1/16 in 550 mm
Vertical Bar - Guide Roller Vertical Bar - Guide Roller Made step, drawing 1
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For the following 1 parts purchase → Aluminum, Tube, 1 in OD x 1/16 in Thick 145 mm
Lower air delivery tube Lower air delivery tube Made step, drawing 1
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For the following 1 parts purchase → Metal Angle, 3/4 in x 3/4 in x 1/8 in 300 mm
Hopper - Support Angle Hopper - Support Angle Made step, drawing 2
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For the following 6 parts purchase → Steel, Flat Bar, 1 in x 1/4 in 990 mm
Drive Wheel Support Drive Wheel Support Made step, drawing 1
Foot Attachment Plate Foot Attachment Plate Made step 4
Idler Bar Idler Bar Made step, drawing 1
Outfeed Bar Outfeed Bar Made step, drawing 1
Outfeed Mount Coupling Outfeed Mount Coupling Made step, drawing 1
PivotBarEnds PivotBarEnds Made step, drawing 2
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For the following 5 parts purchase → Steel, Square Tube, 1 in x 1 in x 1/16 in 10417 mm
Hopper - Support Arm Hopper - Support Arm Made step, drawing 2
Horizontal Bar - Guide Roller Horizontal Bar - Guide Roller Made step, drawing 1
Outfeed Mounting Bar 1 Outfeed Mounting Bar 1 Made step, drawing 1
Stand Weldment Stand Weldment Made step, drawing 1
Support - Sensor and Outfeed Support - Sensor and Outfeed Made step, drawing 1
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For the following 2 parts purchase → Steel, Square Tube, 1 in x 1 in x 1/8 in 12103 mm
Extruder Mounting Spacer Extruder Mounting Spacer Made step, drawing 1
Water Bath Frame Water Bath Frame Made step, drawing 1
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Hopper - Heater Coupler Insulative Backing Hopper - Heater Coupler Insulative Backing Made step, drawing 1
Vinyl Tubing 3-16 in ID Vinyl Tubing 3-16 in ID Made step, drawing 1
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For the following 4 parts purchase → Sheet Metal, 0.75 mm Thick 595500 mm^2
Face Plate - Low V Electronics Face Plate - Low V Electronics Made step, drawing 1
Gear Box Cover Gear Box Cover Make from sheet metal 22 guage or similar Made step, drawing 1
High V Electronics Enclosure Base High V Electronics Enclosure Base Made step, drawing 1
High V Electronics Enclosure Top High V Electronics Enclosure Top Made step, drawing 1
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For the following 4 parts purchase → Sheet Metal, 1.5 mm Thick 2213600 mm^2
Auger Gear Support Disk Auger Gear Support Disk Made step, drawing 2
Base Plate - Low V Electronics Base Plate - Low V Electronics Made step, drawing 1
Tank End Tank End Made step, drawing 2
Tank Sides and Bottom Tank Sides and Bottom Made step, drawing 1
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For the following 20 parts purchase → Stainless Steel, Sheet, 0.454 mm Thick 981000 mm^2
Hopper - Air Inlet Bell Hopper - Air Inlet Bell Made step, drawing 1
Hopper - Air Inlet Collar Hopper - Air Inlet Collar Made step, drawing 1
Hopper - Electronics Back Cover Hopper - Electronics Back Cover Made step, drawing 1
Hopper - Electronics Front Cover Hopper - Electronics Front Cover Made step, drawing 1
Hopper - Heater Cover Hopper - Heater Cover make it yourself Made step, drawing 1
Hopper - Heater Cover End Hopper - Heater Cover End Made step, drawing 1
Hopper - Hinge Hopper - Hinge Made step, drawing 4
Hopper - Hinge Hopper - Hinge Made step, drawing 4
Hopper - Inner Solid Square Section Hopper - Inner Solid Square Section Made step, drawing 1
Hopper - Inner Square Funnel Hopper - Inner Square Funnel Made step, drawing 1
Hopper - Lid Body Hopper - Lid Body Made step, drawing 1
Hopper - Lid Handle Hopper - Lid Handle Made step, drawing 2
Hopper - Lower Angle Hopper - Lower Angle Made step, drawing 2
Hopper - Outer Solid Square Hopper - Outer Solid Square Made step, drawing 1
Hopper - Outer Square Funnel Hopper - Outer Square Funnel Made step, drawing 1
Hopper - Power Supply Mount Hopper - Power Supply Mount Made step, drawing 1
Hopper - Top Ring Hopper - Top Ring Made step, drawing 1
Hopper - Vent Tube Coupler Hopper - Vent Tube Coupler Made step, drawing 1
Hopper -Top Inner Solid Square Hopper -Top Inner Solid Square Made step, drawing 1
Hopper -Top Outer Solid Square Hopper -Top Outer Solid Square Made step, drawing 1
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Adjustable Vertical Clamp Adjustable Vertical Clamp Printed stl, step 1
Arduino Mega Mount Back Arduino Mega Mount Back Printed stl, step 1
Arduino Mega Mount Front Arduino Mega Mount Front Printed stl, step 1
Arduino Mega Mount Retainer Arduino Mega Mount Retainer Printed stl, step 1
Auger Gear Auger Gear Printed stl, step 1
Auger Gear Spacer - Thick Auger Gear Spacer - Thick Printed stl, step 1
Auger Gear Spacer - Thin Auger Gear Spacer - Thin Printed stl, step 1
Auger Pinion Auger Pinion Printed stl, step 1
Bearing Mount Bearing Mount Printed stl, step 1
Guide Wheel Guide Wheel Printed stl, step 1
Hopper - Electronics Standoff Hopper - Electronics Standoff Printed stl, step 8
LCD Spacers LCD Spacers Printed stl, step 6
Outfeed Filament Guide Outfeed Filament Guide Printed stl, step 2
Outfeed Motor Mount Outfeed Motor Mount Printed stl, step 1
Thumb Nut 1-4 in Large Thumb Nut 1-4 in Large Printed stl, step 1
Fan 60mm Fan 60mm Purchased step 1
Hex bolt 1-4 in by 1-1-2 in long Hex bolt 1-4 in by 1-1-2 in long Purchased step 4
Hex Bolt 1-4 in by 1-1-4 in long Hex Bolt 1-4 in by 1-1-4 in long Purchased step 3
Hex Bolt 1-4 in by 2 in long Hex Bolt 1-4 in by 2 in long Purchased step 3
Hex Bolt 1-4 in by 2-1-2 in long Hex Bolt 1-4 in by 2-1-2 in long Purchased step 6
Hex Bolt 1-4 in by 3-1-2 in long Hex Bolt 1-4 in by 3-1-2 in long Purchased step 1
Hex Bolt 1-4 in by 4 in long Hex Bolt 1-4 in by 4 in long Purchased step 2
Hex Bolt M4 by 35 mm long Hex Bolt M4 by 35 mm long Purchased step 6
M3 Rod M3 Rod Purchased step 4
Nut 1-2 in Nut 1-2 in Purchased step 12
Nut 1-4 in Nut 1-4 in Purchased step 14
Nut M3 Nut M3 Purchased step 39
Nut M4 Nut M4 Purchased step 14
Nut M8 Nut M8 Purchased step 5
Nyloc Nut M8 Nyloc Nut M8 Purchased step 1
Nylock Nut 1-4 in Nylock Nut 1-4 in Purchased step 1
Sheet Metal Screw no 6 1-2 in long Sheet Metal Screw no 6 1-2 in long Purchased step 38
Socket Cap Screw M3 45 mm long Socket Cap Screw M3 45 mm long Purchased step 2
Socket Cap Screw M3 by 10 mm long Socket Cap Screw M3 by 10 mm long Purchased step 8
Socket Cap Screw M3 by 16 mm long Socket Cap Screw M3 by 16 mm long Purchased step 11
Socket Cap Screw M3 by 20 mm long Socket Cap Screw M3 by 20 mm long Purchased step 6
Socket Cap Screw M3 by 25 mm long Socket Cap Screw M3 by 25 mm long Purchased step 4
Socket Cap Screw M3 by 35 mm Long Socket Cap Screw M3 by 35 mm Long Purchased step 8
Socket Cap Screw M4 by 10mm Socket Cap Screw M4 by 10mm Purchased step 8
Socket Cap Screw M4 by 12mm Socket Cap Screw M4 by 12mm Purchased step 4
Tap Bolt 1-2 in by 4 in long Tap Bolt 1-2 in by 4 in long Purchased step 8
Washer 1-4 in Washer 1-4 in Purchased step 35
Washer 3-8 in SAE Washer 3-8 in SAE Purchased step 4
Washer M3 Washer M3 Purchased step 61
Washer M4 Washer M4 Purchased step 32
Washer M8 Washer M8 Purchased step 6
C Clamp 3 in C Clamp 3 in Purchased step 3
Hopper - Heater and Fan Hopper - Heater and Fan Purchased step 1
Paint - Water Bath Paint - Water Bath To keep water bath from rusting. Purchased step 1

Materials included in Kit

Image Name Description Source Files Qty
Heater Zone 3 Heater Zone 3 Make from fiberglass insulated nichrome wire. Made step 1
Heater Zone 4 Heater Zone 4 Make from fiberglass insulated nichrome wire. Made step 1
Heater Zone 5 Heater Zone 5 Make from fiberglass insulated nichrome wire. Made step 1
Hopper - Electronics Board Hopper - Electronics Board Made step 1
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For the following 1 parts purchase → Aluminum, Round Bar, 1.5 in OD 44 mm
Hopper - Heater Coupler Hopper - Heater Coupler Made step, drawing 1
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For the following 1 parts purchase → Aluminum, Round Bar, 1/2 in OD 13 mm
Breaker Plate Breaker Plate Make from 1/2 in aluminium bar Made step 1
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For the following 1 parts purchase → Brass, Round Bar, 1/2 in OD 35 mm
Nozzle Nozzle make from 1/2 in brass rod Made step, drawing 1
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For the following 1 parts purchase → Brass, Tube, 0.375 OD x 0.245 ID 8 mm
Cooling Tube Cooling Tube Make from 3/8 in OD 1/4in ID brass tube Made step, drawing 1
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For the following 2 parts purchase → Steel, DOM Tube, 0.875 OD x 0.499 ID 432 mm
Barrel Barrel Make from 0.5 in ID DOM steel Made step, drawing 1
Feed Throat Feed Throat Make from 0.5 ID DOM Steel Made step, drawing 1
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For the following 1 parts purchase → Steel, Flat Bar, 1 in x 1/2 in 100 mm
Hopper - Feed Throat Clamp Hopper - Feed Throat Clamp Made step, drawing 2
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For the following 2 parts purchase → Steel, Flat Bar, 5 in x 1/4 in 500 mm
Bottom Plate Bottom Plate Make from 1/4"x5" flat bar steel Made step, drawing 1
Top Plate Top Plate Make from 1/4"x5" flat bar, steel Made step, drawing 1
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For the following 1 parts purchase → Steel, Hexagonal Bar, 3/4 in 97 mm
Auger Gear Shaft Auger Gear Shaft Made step, drawing 1
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Flange Flange Made step, drawing 1
Hex Bolt 9-16 in by 1 in long Hex Bolt 9-16 in by 1 in long Can be a bit difficult to find. Could be made on lathe. Made step, drawing 1
Hopper - Air Inlet Hopper - Air Inlet Made step, drawing 1
Hopper - Outlet Hopper - Outlet Made step 1
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For the following 1 parts purchase → Sheet Metal, 1.5 mm Thick 7300 mm^2
Hopper - Blast Gate Slide Hopper - Blast Gate Slide Made step, drawing 1
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Bearing 608ZZ Bearing 608ZZ Purchased step 6
Flange Bushing 1-2 in ID x 3-4 in OD x 1-2 in long Flange Bushing 1-2 in ID x 3-4 in OD x 1-2 in long Purchased step 2
Arduino Nano Arduino Nano Purchased step 1
Fan protection grill 55023 - 60mm X 60mm Fan protection grill 55023 - 60mm X 60mm Purchased step 1
Fuse Holder Fuse Holder Purchased step 1
Heating Tape 1-2 in x 24 in 104 watt Heating Tape 1-2 in x 24 in 104 watt briskheat.com BIH051020L or BIH052020L depending on voltage Purchased step 2
Power Supply 12V Power Supply 12V Purchased step 1
Power Supply 12V 30A Power Supply 12V 30A Purchased step 1
Rotary Encoder Rotary Encoder Purchased step 1
SSR 10A SSR 10A Purchased step 3
Stepper Driver DQ2722MA Stepper Driver DQ2722MA Purchased step 1
switch switch Purchased step 2
Thermistor Thermistor Purchased step 5
Flat Head Screw 1-4 in by 1-2in long Flat Head Screw 1-4 in by 1-2in long Purchased step 4
Hex Bolt 3-8 in by 2-1-2 in long Hex Bolt 3-8 in by 2-1-2 in long Purchased step 2
Machine Screw #10 by 3-4in Machine Screw #10 by 3-4in Purchased step 4
Nut 1-2 in (kit) Nut 1-2 in (kit) Purchased step 24
Nut 5-16 in Nut 5-16 in Purchased step 4
Pipe Hanger 1 in Pipe Hanger 1 in Also known as a "split ring hanger". Purchased step 2
Set Screw M4 by 8 mm long Set Screw M4 by 8 mm long Purchased step 3
Socket Cap Screw 5-16 in x 1-1-4 in Socket Cap Screw 5-16 in x 1-1-4 in Purchased step 4
Speed Nut - 1-4 in Speed Nut - 1-4 in Purchased step 4
Speed Nut - No 8 Speed Nut - No 8 Purchased step 4
Tap Bolt 1-2 in by 3-1-2 in long Tap Bolt 1-2 in by 3-1-2 in long Purchased step 4
Washer 1-2 in Washer 1-2 in Purchased step 10
Washer 5-16in Washer 5-16in Purchased step 4
Stepper Motor NEMA 17 Stepper Motor NEMA 17 Purchased step 1
Stepper Motor Nema 42 4120 oz-in Stepper Motor Nema 42 4120 oz-in Available with driver here: http://www.longs-motor.com/ Purchased step 1
Merchant Coupling 1-2 in Merchant Coupling 1-2 in This type of coupling has straight (NOT TAPERED!) threads all the way through. Purchased step 1
Pipe Insulation - High Temp Pipe Insulation - High Temp High temp insulation e.g Owens Corning Purchased step 1
Ship Auger 1-2 in by 18 in long Ship Auger 1-2 in by 18 in long WoodOwl.com recommended for larger 7/16 in shank size. Purchased step 1
Skateboard Wheel Skateboard Wheel Purchased step 2
Socket 7-16 in Socket 7-16 in Pick size to fit auger shank. 3/8 in drive. Purchased step 1
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