You have a production problem — a sealing defect, a treatment gap, a manual step that eats two operators. You know a custom machine could fix it. But you don't know what the machine is called, what it should look like, or how to even start the conversation with a manufacturer. So the inquiry sits in drafts for weeks.
About to talk to a supplier?
You don't need a full spec package — describe the job in a few sentences, photos if handy. The reply comes from an engineer, not a salesperson.
Describe Your RequirementThe good news: you don't need to know the machine
Manufacturers don't need a machine name from you. They need your process conditions. A short description with the right four elements lets an engineering team assess feasibility and come back with questions — which is the correct division of labor. You know your process; they know machines.
The four-element description
- What you make — product and material. "PP woven fabric, laminated, 80 g/m², bags for fertilizer."
- How it's done now — current process and equipment. "Edges are manually heat-sealed with two hand torches, ~3,000 bags/day with two workers."
- What's wrong — the specific symptom. "Frayed edges, inconsistent seals, QC rejects."
- What you want — target outcome. "Machine sealing and cutting, 20,000 bags/day, no fraying."
Four sentences. That's a complete first inquiry — and a much better one than "How much is a sealing machine?"
Photos and video: what's actually useful
- One wide shot (machine or station in context) + one close-up of the problem area.
- A 10-second video of the current process — often more informative than ten photos.
- A sample by courier if at all possible. If you can't ship it, photograph it from several angles with a ruler in frame.
Parameters worth including (if you know them)
Material width/thickness, target output per shift, available power (voltage/phase), floor space limits. Never invent numbers — "not sure" is far more useful to an engineer than a wrong value.
Use the reply as a supplier filter
What comes back tells you who you're talking to:
- Engineering reply ("Yes — for that fabric a hot-knife system with graded current control; here's why; two questions…") → worth continuing.
- Sales reply ("Please send phone number for a quote") with zero engagement on the technical content → deprioritize.
- A supplier who asks good questions about your process before quoting is demonstrating exactly the behavior you'll need during the project.
The psychological part
An incomplete requirement is not a weakness — it's the normal starting point of every custom equipment project. Suppliers who treat "we just have a problem" as a legitimate entry point are the ones who have done this repeatedly. Send the four sentences. The worst outcome is a no; the likely outcome is a conversation.
You have the four sentences ready?
Send them — with photos if handy — and an engineer (not a salesperson) replies with feasibility, questions, and next steps. Visits welcome, remote or in person. [Tell us what you need — placeholder]
Send Your Requirements