# Braided line: what line class actually means

> A braided line is bought on three fields and our own sample states none of them. What line class means, and what has to be on the sheet.

Source: https://luressource.com/sourcing-playbook/braided-line-class-and-diameter/

Direct answer. A braided line is bought on breaking strain, PE rating and diameter, and those three fields are not interchangeable. Breaking strain is a test result, PE rating is a construction count, and diameter is a measurement; a spool that states one of them has not stated the other two. In our own three-listing line sample, none of the listings states any of the three, and the two line listings are quoted on different bases, so the two prices in that sample cannot be compared with each other at all. Key facts. 1) Breaking strain, PE rating and diameter are three separate fields, and none of them implies the others. 2) In our three-listing accessory sample, no line listing states breaking strain, PE rating or diameter. 3) The two line listings are priced on different bases - one per pack at MOQ 30 packs, one per piece at MOQ 5 pieces - and neither states the spool length. 4) A per-pack price and a per-piece price cannot be compared until the pack count and the spool length are both known. Frequently asked questions. Q: Is PE rating the same as breaking strain? A: No. PE rating is a construction count that describes how many polyethylene fibers go into the weave. Breaking strain is a measured result. Two lines with the same PE number can test differently because the fiber, the weave density and the coating differ, and two lines that test the same can carry different PE numbers. Q: Why does diameter matter if breaking strain is already stated? A: Because diameter decides how much line the spool holds and how the line behaves through the guides. A buyer choosing between two lines of equal strength is really choosing between two diameters. If only strength is quoted, the choice cannot be made. Q: What did your own line sample show? A: Three listings in total, two braided lines and one lure box. Neither line listing states breaking strain, PE rating or diameter. One is priced per pack at MOQ 30 packs, the other per piece at MOQ 5 pieces, and neither states the spool length. That is why this record publishes no price band for the category. Q: Why is spool length part of the specification? A: Because it is the denominator. A pack price divided by an unknown number of meters is not a price per meter. Without the spool length, a buyer cannot tell whether a cheap pack is cheap line or a short spool. Q: Should a buyer specify a brand comparison? A: No, and our own sample shows why. One of the three listings positions itself as a replacement for a named Japanese brand. That is a comparison claim, and a listing is not evidence for it. Compare measured fields against each other instead. Sources (3). 1) The three-listing accessory sample this page draws its figures from — /opportunities/fishing-accessory-suppliers-china/ 2) How the same unit problem runs through the whole catalog — /suppliers/ 3) Our rule for separating a claim from its evidence — /opportunities/editorial-rules/ Braided line is the product type in this catalog where a listing is least likely to tell you what you are buying. Our own sample of three accessory listings is the evidence: none of the line rows states the fields a line is actually bought on. Three fields, and why none of them substitutes for another Breaking strain is a test result. It says what the line withstood on a test bed, and it is the field a US angler reads off a retail spool because it is the field retail sells on. PE rating is a construction count. It describes the number of polyethylene fibers in the weave. It is the field a Japanese or Chinese factory quotes on, because it is the field the factory controls at the loom. Diameter is a measurement. It decides capacity on the spool and behaviour through the guides, and it is the field that lets a buyer compare two lines of different construction on the same terms. A listing that gives one of the three has not given the other two. This is not pedantry: strength without diameter cannot tell you whether the line fits the reel, and PE without a test figure cannot tell you what the line holds. Two braids. Nothing on either spool tells you the breaking strain, the PE rating or the diameter - which is the whole problem this page is about. What our own sample actually contains Our accessory sample holds three listings: two braided lines and one polypropylene lure box. The category exists in our taxonomy because line, boxes and tools fit none of the product types around them. It is a residual bucket rather than a product family, and the listing data shows it. Neither line listing states breaking strain, PE rating or diameter. The two are also quoted on different bases: one at US$9.62 per pack at MOQ 30 packs, the other at US$60 per piece at MOQ 5 pieces. Neither states the spool length. Two prices on different bases, with no common denominator, cannot be compared with each other, which is why this record publishes no price band for the category rather than publishing a misleading one. One of the listings positions itself as a replacement for a named Japanese brand. That is a comparison claim. Our sample contains nothing that would support or contradict it, and we record it as a claim rather than treat it as a specification. The purchase order is where this gets fixed A factory can supply all three fields. It does not volunteer them, because the retail conversation happens on strength and the factory conversation happens on PE. The buyer's job is to put both on the same sheet: Target breaking strain , with the test method or the standard it is measured against. PE rating , stated as the construction the factory will run. Diameter , with the tolerance, because braid diameter varies with tension at measurement. meters per spool , so that a pack price has a denominator. Spool and pack format , because retail-ready and bulk are priced differently and both are legitimate orders. Reading a quotation against this Ask for a row per field. A supplier who can give all three is working from a controlled construction, and one who cannot is quoting a stock item they have not measured. Both answers are useful, and only one of them lets you put two quotations side by side and know what you compared. The wider rule is in our record standard : a price is comparable only when the unit, the quantity and the basis are stated. For braid, add the field that the unit is made of. Send a specification See the accessory record