Q&A Community - JLCPCB

Pre-Tin Solder for IC

We intend to have you assemble most of the parts on our board, however we have some parts on hand that we will need to ass......

1 Reply Asked by 10*******1A

Minimum spacing between track with RO4350

Hello, What is the minimum spacing between two tracks with a two layers RO4350B material? Thank You

1 Reply Asked by 25*******0A

Why is the maximum PCBA Panel Size so small compared to single PCB size?

Hello JLCPCB support, we wanted to order a pcb assembly with a v-cut single-layout aluminium panel 20x (4mmx375mm) + 2 gui......

1 Reply Asked by 49*******7A

Etch factor

I’m working on controlled-impedance routing in Altium Designer, and it asks for an etch factor to improve calculation accu......

1 Reply Asked by 11*******9A

شراء لوحات

كيفة شراء لوحة جاهزة PCB

1 Reply Asked by 56*******6A

multimaterial wjp

does your wjp option include full 7 material (white, black, CMY, transparent and flex) for perfect multicolor & multimater......

1 Reply Asked by 11*******6A

Blind Slots

Do you now support blind vias? I noticed there is an option for Blind Slots in the Online PCB Quote tool.

1 Reply Asked by 11*******9A

Sheet Metal - Countersunk Holes

Hello! When I upload a STEP file to the sheet metal calculator, are countersunk holes automatically taken into account for......

1 Reply Asked by 65*******2A

Part Orientation

Hello, JLC3DP team, would like to ask a question. Is the part orientation shown in the preview identical to the actual bui......

1 Reply Asked by 57*******0A

RF PCB Stackup

I am designing an RF PCB using RO4350B and would like to create a hybrid stack-up combining RO4350B with FR-4. Specificall......

1 Reply Asked by 92*******9A

Painting of nylon parts

Hi, I’ve placed quite a few resin painting orders before and was very happy with the surface quality. I’m also interested ......

1 Reply Asked by 10*******1A

magnetic of 316L parts

I am interested in your 3D printed 316L stainless steel parts and would like to inquire about their magnetic properties. C......

1 Reply Asked by 81*******5A

PCB Material Type Comparison

Trying to find a PCB material type comparison chart, which will compare all material types provided, such as FR4 with KB61......

1 Reply Asked by 26*******0A

RGB values of full-color resin printing

Hello, I’m planning to print some miniature figurines with full-color resin. Can you match specific RGB values, or do you ......

1 Reply Asked by 81*******6A

A B flip panel (mirrored flip panel) panelization

Hi, If the "Panel by JLCPCB" service is used, can JLC offer A/B flip panel (mirrored flip panel) panelization? This is a p......

1 Reply Asked by 10*******8A

V-score - jump scoring

Hi, On panelized PCBs where V-score is used, can you offer jump scoring on the edge rails to keep ridgidity? If you offer ......

1 Reply Asked by 10*******8A

Why is it difficult to melt a cured photosensitive resin by simply heating it?

Why is it difficult to melt a cured photosensitive resin by simply heating it? Looking forward to your prompt reply. Thank......

1 Reply Asked by 10*******1A

What are the differences between SLM-316L and BJ-316L?

What are the differences between SLM-316L and BJ-316L? How to choose?

1 Reply Asked by 81*******5A

Aluminum 5052 sheet metal surface finish

Hi, is it possible to do a brushed+anodizing+silkscreen finisch on aluminum 5052 sheet metal parts?

2 Replies Asked by 44*******5A

DXF file for laser engraving

Generating a DXF file for the laser engraving results in only outlines of the graphic I would like engraved on the surface......

1 Reply Asked by 21*******4A