Questions tagged [heated-bed]

Use this tag for questions about the Heated Build Platform or Plate (HBP) for 3D printers.

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27
votes
11answers
18k views

Why do the corners of my ABS object lift off the bed?

I print ABS on a LulzBot Taz 5 and frequently have issues with the corners of objects lifting off the bed. My extruder is at 230 °C and the bed is at 90 °C for the first layer and 100 °...
17
votes
8answers
33k views

Ideal print bed: Glass or Aluminium?

Glass is always level, easy to clean, easy to work with. Aluminium allows for the addition of automatic bed leveling with an inductive sensor and distributes heat a little more evenly. When printing ...
14
votes
5answers
2k views

My heated glass print bed keeps chipping and cracking. How can I prevent this?

My thermoplastic FDM printer has a heated bed and uses glass as the printing surface. Sometimes the glass will chip or break entirely when I'm removing my print. This happens most often when the print ...
14
votes
5answers
10k views

Using dollar-store picture glass for print bed on top of original heated aluminum bed?

I'm having a really hard time printing on my aluminum heated bed... Cleaning it just results in it being scratched (trying to scrape dried hairspray/glue/etc off) and I don't think it is particularly ...
12
votes
3answers
9k views

Heated bed - what are the benefits? Why use one?

When using a heated bed with your printer, I have seen claims of running temperatures of 90c throughout the print. That seems like a fairly high power use to keep a large slab of, say, aluminium at ...
11
votes
4answers
5k views

Why keep the bed heated after initial layer(s) with PLA (or PETG)?

I'm printing on an Ender 5 with the default flex/magnetic build surface. I read that PLA and PETG may sometimes be printed without any bed heating at all and also that bed heating is the main ...
10
votes
6answers
6k views

Clamps / clips for glass on heatbed

I'm looking for clamps to fix the glass on my heatbed. After some search I found that some people use clamps printed of PLA. Can I use PLA clamps for a heated heatbed (~60 °C)? I also tried ...
10
votes
4answers
1k views

Issue with weird heated bed temperature fluctuations

I have a strange issue with my heated bed. It has been working well for a long time, but recently it has developed an issue where the temperature reported by the thermistor will occasionally jump by ...
9
votes
3answers
988 views

Why is a heated bed important?

I hear that heated beds can help with removing finished prints, but not all printers have them! Is this a nice to have or must have feature? Are there any downsides to heated beds?
9
votes
5answers
2k views

Broken Print Bed

I have a Robo 3D. However A while ago, the print bed was fractured, and now it has a long crack cutting it in half. The bed still works because it is held together, by the screws holding the bed to ...
9
votes
4answers
2k views

Can a heatbed PCB (Prusa Mk2) be straightened out?

I have a really bent heatbed PCB, the middle is elevated about 3 mm with respect to all edges. I have found this thread Warped PCBs, where a heating method is applied by baking a PCB in the oven, as ...
9
votes
1answer
227 views

Heat bed troubles

I am currently building my own 3D printer, it is all set and ready to go but I seem to be having issues with the silicone heat bed I purchased. The motherboard I use is from the Flashforge Creator ...
9
votes
1answer
914 views

Turning off heatbed for the last few layers. Good idea or not?

My heatbed won't let go off the prints until it considerably cools down. The cooling process takes decent amount of time. I was considering putting the M140 S0 (...
9
votes
1answer
1k views

Do I need a heated bed for printing PLA in an enclosed printer?

I am planning on building a large enclosed (Cartesian XY-Head) 3d printer. I want to keep the inital build time minimal and it is very likely I would need to build the ~50x50cm heatbed from scratch, ...
8
votes
11answers
33k views

PLA and bed heating?

I've read different things about PLA and heat-bed. Some say it is not needed, others recommend 60-70°C, but not for the first layers. For larger objects I often have the problem that the object does ...
8
votes
5answers
4k views

How do you heat a large glass print bed?

I have printed a MPCNC machine. It has a print area of about 30" x 30" and up to 11" tall. (yes, those numbers are correct). I found a perfect piece of glass at a garage sale for $5.00 to use as my ...
8
votes
3answers
871 views

How often should I replace the glue layers on the bed?

I am printing on a non-heated bed right now, but the question also applies to heated building plates. How often should you replace the glue layers that's supposed to be applied before printing? Some ...
8
votes
4answers
1k views

How do skirts aid print bed adhesion?

In cura one of the options under "build plate adhesion" is "skirt", which seems to simply print a loop around, but not touching, my print. How is this supposed to help my prints stick to the bed?
8
votes
2answers
7k views

What is the power consumption of the heatbed and hotend?

What is the power consumption of your heatbed (size) and hotend (model)? I want to verify that it is possible to use a battery to power them.
8
votes
5answers
2k views

Heated Bed vs Heated enclosure for large scale printer

I'm /relatively/ new to 3d printing (I'm getting pretty good prints from my Wanhao di3 plus, but haven't done any DIY kits or anything) and materials engineering is probably the furthest thing from my ...
8
votes
1answer
3k views

How much insulation do I really need?

I have been looking at cork sheet insulation for my 200 mm x 300 mm aluminium PCB heatbed, by I am not entirely sure how thick it should be. There seems to be a trade off between losing a few ...
8
votes
2answers
858 views

Bad PEI plate adhesion to heated bed

I'm (surprisingly) having a problem getting my PEI substrate to stick to the heated bed surface. The ABS item being printed stuck great to the PEI surface. I've not seen anyone else post on this ...
7
votes
2answers
5k views

Would a steel, instead of an aluminium, plate be reasonable?

I have a Flashforge Creator Dual. One corner of my print bed is warped down. I am thinking about having a steel print bed made so it would tend to stay flat. Has anyone tried this?
7
votes
3answers
784 views

How to minimize damage when removing an ABS print from a heated glass print bed?

Usually it will either will rip the tape, or break the print somehow. Currently using ABS on a taped glass bed with a layer of hairspray for adhesion.
7
votes
1answer
3k views

POM filament not sticking to the build plate?

In the creation of the process of printing my own bearings to reduce noise, minimize play/tolerances and size the bearings to the actual size of the application, I obtained a spool of Polyoxymethylene ...
7
votes
3answers
309 views

Can I have a glass bed with only the center heated?

I have a 15x15 cm heating resistor from my current printer (printing area: 12x12 cm). I would like to switch to a glass bed and to rework my printer to increase the printing area to 20 cm (22x22 cm ...
7
votes
2answers
1k views

Heatbed control with Pronterface

I'm having trouble getting my MendelMax 2's heatbed not to heat up when I want to print without it. I don't get how multiple sources of control relate to each other (same with extrusion temperatures, ...
7
votes
2answers
20k views

How to center my prints on the build platform? (Re-calibrate homing offset)

When I print large prints close to (but not exceeding) the maximum dimensions of the heated build platform on my Anet A8, the brim or skirt or the print itself is printed outside the heated bed, while ...
7
votes
5answers
8k views

Heated bed is not heating anymore

I have built a RepRap Prusa i2 a while back. It worked for a while, but then I moved the printer from place to place and after a while I noticed that the printer's bed is not heating anymore. The ...
7
votes
1answer
1k views

Flat heated bed replacement for uneven bed

So the heated bed I got with my anet a8 is not entirely even. The middle of the bed is lower than the outer edges of the bed, which always causes issues with the first layer, especially with a larger ...
7
votes
2answers
399 views

Removeable Glass Bed vs. Removeable Springsteel Beds

Removeable beds are starting to get more common in low-price consumer-grade printers. There are pretty much 3 types: Unheated beds Heated beds from steel held by magnets or clips Heated glass beds ...
7
votes
1answer
1k views

Do aluminium PCB heatbeds reduce hotspots?

TL;DR Do aluminium PCB heatbeds suffer from hotspots as much as standard PCB heatbeds, or is the presence of hot spots smoothed over by the fact that the PCB "substrate" is aluminium, and so its ...
7
votes
2answers
1k views

Mains powered heatbed safety

I'm building a 40x40x40cm corexy and I am quite impatient so I want the heated to reach the target temperature as fast as possible, so I ordered a Keenovo silicone heater It is a 220VAC 1200Watt bed, ...
7
votes
1answer
2k views

How can I get PLA or PETG to stick to a glass bed permanently without adhesives?

3D printing gurus, I've read on several forums that people have had issues with printing with PETG or even PLA on glass and it sticks so well to the glass that chunks of glass rip off due to thermal ...
6
votes
2answers
74 views

Does the material a bed is made out of affect the cooling time of a part?

Let's say I print a part out of ABS and wait for it to cool. I could theoretically do this with several copies of the same printer, modified to use print beds of different compositions. Will the ...
6
votes
3answers
5k views

Will a glass bed warp as it is heated?

I purchased a glass bed to use with my still-in-transit Ender 3. Since the bed came in before the printer, I pulled it out and used a flat edge ruler to see how flat the glass surface is. It appears ...
6
votes
2answers
662 views

Why doesn't PLA stick to heated bed?

I have a basic Creality Ender-3 with a black rough bed cover. I'm printing with PLA. After assembly, I printed 3 or 4 small toys sliced by Cura with basic settings. All were printed very well! ...
6
votes
1answer
581 views

Upgrading to silicone heat bed, will it burn my house down?

I'm looking into upgrading my heated bed and replacing it with a silicone bed. I know nearly nothing about electronics, so I would like someone more knowledgeable to confirm if what I have theorized ...
6
votes
4answers
2k views

Should you use hairspray on a metal bed 3D printer?

I've heard that using hairspray is useful for keeping the 3D objects from peeling off of the bed, but every example I have seen where someone uses hairspray, they use it on a glass bed. Is it okay to ...
6
votes
1answer
2k views

What kind of silicone glue should I use to attach my thermsistors?

I was watching a couple of videos about installing a Thermistor on the heat-bed and extruder of my Prusa i3; both videos mentioned that if I use either Sodium Silicate (Muffler & Tail Pipe Sealer) ...
6
votes
1answer
105 views

Anet A6 ERR MAXTEMP BED error

Out of the blue my A6 printer displays a ERR MAXTEMP BED error and shows about 100 degrees on the bed even when just powered on. A quick thermistor check shows that it's working properly : about 80 ...
6
votes
3answers
1k views

Nozzle always “randomly” moves to 0 during print, then resumes

I recently bought an Anet A8 (https://pevly.com/anet-a8-3d-printer-review/). I've managed to get everything up and running, leveled the board, but am now running into a problem. At the start of the ...
6
votes
2answers
2k views

Can a short-circuited heat bed be salvaged?

I was working on my printer when something metallic came into contact with the pcb. I smelled smoke and quickly unplugged the printer. Anyway, this is the result and, of course, the heat bed won't ...
6
votes
1answer
719 views

Access Temperature sensor data of 3D printer via Serial connection

I want to access the bed and nozzle temperature sensor data of a 3D printer via serial connection. Could someone please guide me in the right direction? Thanks! Edit: Response from printer: ...