Pu coated nylon vs silnylon WT/SQ YD=approx 11. 6 HyperD PU4000 comes out to about 1. (couldnt find it through search) thanks pu coated vs silnylon - Page 2 This polyurethane coated nylon is a durable and water resistant fabric that is lightweight, flexible and great for light weight reinforcement patches or any project that needs to be more flexible than standard CORDURA® fabrics. Nylon 6 is the least expensive and weakest but still stronger than Polyester. But does it also pack twice as big? Is there any other glaring reason as to why someone who is very budget conscious should spend the extra money on silnylon over 70D urethane coated nylon when making a DIY tarp? Apr 6, 2015 · I'd also bet the tent is made out of Polyurethane coated nylon, not polyester, but I might be off on that. 3-4 and 2. 6 nylon, or a taffeta weave with the 6. There seem to be more bad sil out there, actually used in shelters, than bad PU. Best Silpoly Tarp – UGQ Outdoor Cat Cut 12 x 12 Mar 11, 2023 · Unlike Sil/PU coated nylon or Dyneema DCF, these needle holes can’t be taped closed because the surface of silnylon is too slippery and tape can’t adhere to it. Jul 31, 2017 · In particular, with plain weave (that is, non-ripstop) fabrics. it seems impossible to source plain weave, high abrasion, fabrics. "Basically there is Nylon 6, Nylon 6. Jul 1, 2022 · You could make a tent body with either material, but I would definitely use Sil-Nylon for any tent floor. May 7, 2015 · sorry if this has been answered already, but what is the difference between pu coated nylon and silnylon, if already done please post link. Does anyone have evidence for these? Jan 10, 2020 · As you may have guessed from their names, silpoly is made from silicone-coated polyester while silnylon is made from silicone coated nylon. 5ft x 10ft PU coated nylon tarp that weighs in at just over 16oz. PU coating on the backside with DWR on the frontside, of course. It definitely does not grow much when wet, and consequently does not need re-tightening. The Gear Guide tarp, aka neo's tarp, is made from PU coated nylon. Also hoping someone may have an insight as to how Locus Gear was able to bond the PU side to the Sil side to create a no-stitch seam strong enough to hold a shelter together. Mar 26, 2024 · Whereas 10D nylon is (depending on coating) waterproof to around 1000mm hydrostatic head, the 20D is usually rated at 3000-4000mm water resistance, which is useful for even the heaviest rain. May 17, 2021 · No, silicone caulk and mineral spirits does NOT peel off. Furthermore, Ottertex® Nylon Ripstop (PU Coating) is treated with a PU, polyurethane coating which makes this fabric waterproof. Polyurethane is slightly hydrophilic, so water sticks to it more. Dec 26, 2020 · Hi, English is not my native language, so, bear with me for a minute. Polyurethane coated fabrics typically are coated on one side with PU and one side with silicone as silicone is higher performing and only one side needs to be taped. Some things you should be aware of include: Limited Material Choices Both have a claimed 7000mm hydrostatic head, but the silicone coated one is lighter than the PU coated one by 20g/m². In addition to being found in many ultralight backpacks, 30D silnylon is an excellent alternative to the heavier polyurethane (PU) coated fabrics traditionally used in tent rain flies and floors. [1] This makes it strong for its weight, as the silicone substantially improves the tear strength. Oct 17, 2024 · And the polyester eliminates most of the fabric issues with Sil/Nylon. I don't have enough long term experience to know. Robic nylon is an improvement in strength and abrasion but it is still not as good as nylon 6. 7 oz (840 denier), 100% nylon fabric with a polyurethane coating and a durable water repellent (DWR) finish. 6oz HyperD PU4000. nylon. PU coating makes this fabric waterproof. Jul 3, 2022 · I have a warbonnet tarp that needs the centre seam sealed but I don’t know if it’s silnylon or PU coated nylon. 1 Silpoly and 1. While I'm here I'll mention that I'm pretty sure that the "misting" problem of silnylon is a confusion. Usable width: 143cm Weight: ~150gsm Hydrostatic pressure: 1000mm Ripstop size: about 6mm Colors: Black/Light Brown/Olive Green/Purple/Dark Blue/Deep Green/Orange Price is per meter. before coating 70 Denier. Silnylon tents are usually a fair bit cheaper but I’d pick poly. When looking at coated options, I came across the following: -silicone impregnated -silicone coated -PU coated (UV) -PU coated (FR UV) -PU coated (clear coat) -PU coated (opaque coat) -Heavy Coating (not sure what this meant) I'm assuming impregnated is better than coated, since coatings can wear off. EDIT: It very well could be polyester, but it's the weight of the fabric, combined with the WP coating that makes it heavier, not the polyester vs. I'm just confused on the tarp fabric. This response to that post suggests that the peeling might have been because the ratio of silicone to mineral spirits was too low, at 1:7. Difference, usually pu coated stuff will have a white or shinier side where the coating is and will be more like normal dwr coated nylon on the other side. g. Mar 1, 2015 · I'm currenlty using 1. The PU coatings I've seen, look noticably coated, like plasticky on one side. Yeah. First, this isn't about the weight of the stuff. Nylon 6 vs 6,6 etc). It doesn't seem to hold as much water either. . Sil Poly means polyester vs nylon is some sort of nylon base ( Nylon 6, 6. How can you tell? I got mine second hand and the seller doesn’t know which one it is. If you are unsure which side of your gear has been coated with silicone, contact the manufacturer. It appears that PU coatings are more expensive in practice - although this may be influenced by the obvious fact that a thicker layer needs more polymer. The pu coating will usually be waterproof at higher pressures than sil coated simply because most pu coated fabric has a much heavier coatingheavier coating=more water-resistence. Silpoly is a waterproof fabric made from polyester, while silnylon is a lightweight nylon material with a silicone coating that adds water resistance to the fabric. If weight is not a problem you should choose heavy urethane-coated nylon, not thin silicone-coated. I think fabric with both sides silicone coated is the strongest but then seam taping isn’t really possible so most is silicone impregnated on one side and the other side is PU coated so it can be seam taped. + New Posts Jan 19, 2019 · to help with silnylon sagging with hammock tarps. With polyurethane it's a coating on on the underside. 210D nylon fabric with UHMWPE ripstop. 75oz PU coating, but will be transitioning to the 1. I do know I don't like polyurethane coated fabrics because of how it deteriorates over time and May 11, 2023 · PU-coated fabrics are much weaker than the silnylon ones. This Apr 29, 2014 · Hi everyone, I'm new to hammock camping and am looking to buy my first tarp; however, living in the UK I have a significantly reduced range to chose from. 1oz per square yard for the fabric, most PU coated starts with 1. Although polyester is less stretchy, heavier and less durable than nylon, it is naturally more waterproof. However , the 1. 6 , Robic Nylon and Cordura Nylon which is a nylon 6. One of Shug’s videos says “silicone for silnylon and something else for PU coated nylon, and make sure you know which one you have”. 9oz A-Tacs Foliage PU coated shelter also do not seem to be giving the vomit/decaying smell, and is still good. It's basically a thin silicone coating (usually on both sides). The runner up was the 70D PU coated taffeta. We would like to show you a description here but the site won’t allow us. From what I've read, the poly's are more waterproof, but not as tuff. Apr 27, 2023 · Second, nylon will sag when it gets wet, so PU-coated fly fabric has the tendency to sag. It does have a bit of silNylon-like stretch when pitching, which makes its nice and easy to achieve a taught pitch. Some designers combat this by using polyester instead of nylon but that approach has its own problems. The looser was the 70D PU coated ripstop. 40D Ripstop SilNylon 3000mm – a light 40 Denier nylon fabric suitable for ultralight tents or tarps, ripstop so has better tear resistance, silicone coating topside and underside, good waterproof rating at 3000mm should be able to deal with most rain. Jan 19, 2010 · PU coated Polyester I've seen as fabric for making raincoats. Say you had the same exact base nylon fabric, but with one fabric it’s PU coated (one or both sides), and the other is double silicone coated–the latter will definitely be somewhat stronger and a little more long term durable (not necessarily the HH mind you, but the overall fabric itself). You can buy PU coated tarps. We can't afford to get silnylon but obviously want a "water-proof" nylon for the tarp. 8 oz. This is why you can see sil/sil fabrics with inverted seams, and the so-called double needle lap-felled that apparently do not need seals and tapes. It is made by impregnating a thin woven nylon fabric with liquid silicone from both sides. It does great, just a little heavier than my silnylon. The 1000mm of 10D nylon is mostly useful for lighter rainfalls and not suitable for floor material in tents. But as Jon notes, coatings may have improved; but I’m satisfied at this point. 6 with Sil/Sil coating (they claim 3000 mm HH). These materials are then woven to form a tarp. This isn't the case for silnylon, so the same humidity Aug 15, 2021 · Hi all, After reading your discussions about polyester vs nylon (thank you for those), I’m still planning on using silnylon for my next tent and was pretty settled on RBTR’s 1. S. Both materials have excellent durability and strength, making them popular choices for camping tents, backpacks Apr 26, 2017 · TLDR Incase you feel like skipping the context: Hoping someone knows where I can purchase this 15D rip-stop nylon PU/Sil hybrid fabric by the yard/Roll. PU (Polyurethane) coating is common, and has been used a long time. The 840 denier is more flexible than the 1680 denier and more abrasion resistant than the 500 However, unlike true silnylon fabrics that have silicone infused into the fabric, these silicone-treated fabrics typically have a silicone coating on only one side (outside) and a polyurethane coating on the other (inside). Jan 3, 2010 · Rip-stop is nylon fabric with an occasional thicker thread in the weave; the idea is if it starts to rip the heavier thread may stop it before it gets a really big tear. Oct 12, 2018 · Regarding packability, most of the time a pure Silicone coated fabric will be better at packing. A poly tarp is made of polyester (usually PU coated). Apr 24, 2022 · Silpoly/silnylon seem to last much longer, judging from the silnylon tarps that I have made, and my 1. Measuring 62/63 inches wide, this material is 0. PU coating is more waterproof, but heavier. Getting a tent made with quality fabrics, with a highish hydrostatic head and UV resistance, is likely more important than the coating. Since these do not have silicone coated fabric, the silicone will not stick to the coated side. Oct 14, 2014 · This fabric is coated with a silicone/PU layer on each side and is waterproof/non-breathable. per sq. MSR is known for their Xtreme Shield design that uses a poly-cotton thread that swells when wet. Could work with silnylon tents as well. The 1. 6. DD Hammocks, a UK based company, have just released a new lightweight range and they have a 9. " Jun 18, 2019 · Because Sil-poly doesn't have a high hydrostatic head rating, it's usually only around 1000-1500hh, while it's common for quality silnylon to reach 3000+, but for the X-mid at least, the have silicone on one side and PU coating on the other, so it's far more waterproof, also with the PU coating you can seam tape it. Drawbacks to SilPoly Tents. A really well coated silnylon will be slow to saturate, at least when new, so sag can be minimal if it's just a few hours of rain but it can also be substantial. 20D Nylon Jul 2, 2020 · The three man materials I am considering are 1. No tent material is perfect, and this includes Sil-Poly tents. Sep 15, 2017 · What is a Polyurethane (PU) coating? Polyurethane or PU coatings applied to polyester and nylon fabrics are more like a layer that sticks to the surface of the tent fabric. PU coatings seem to be used on both nylon and polyester fabrics, while silnylon is obviously exclusive to nylon. May 5, 2014 · I'm new to the DIY hammock gear and our scout troop is getting ready to make hammocks and tarps. A nylon tarp is made of nylon (either PU coated or silicone impregnated). Sometimes described as "PU coated Taffeta". Perhaps an oxford woven with 6. yd. 1 Silnylon PU coated, 1. 15D vs. Coatings affect how quickly the nylon saturates. 6-7 respectively. I always thought the "shiny and smooth" side is silicone, and the matte side is PU. This is a heavier coating and PU coatings actually weaken the fabric so they tear more easily. Oct 14, 2021 · But in the case of a sil/PU coating, the PU side can be taped with the usual PU based tapes. 6 etc) . 5 osy finished) 30D MTN Silnylon 6. As with most things, both work, you just have to decide what's important to you. There is also Polyester fabric with Polyurethane coating on one side (typical of a lot of basic tents). Jan 22, 2025 · How do waterproof fabric coatings work like PU and Silicone ? Most backpacking tent fabrics are Silicone or PU, or a blend of both. Oct 15, 2023 · The manufacturing process involves coating a thin nylon fabric with liquid silicone on both sides. silnylon is usually going to be lighter than the same fabric with a pu coating (in my exp). Jun 13, 2019 · Some names for specific fabrics using silicone coatings are silnylon (referring to nylon that has been silicone coated) and silpoly (silicone coated polyester, which is less common due to polyester’s lower tear strength but is sometimes used in tarps). So that, vs. 1 Silpoly PU400. 9 oz per square yard fabric before the coating. Oct 13, 2010 · The winner was the 70D PU/Silicone blend coated ripstop material. PU is heavier and may peel over time. Some outdoor gear brands like Hilleberg use triple-coated silnylon for three times the protection. Outside of basic oxford, packcloth, and Cordura fabrics, in the U. 2. 13 millimeters thick, has a 70 GSM, resists abrasions, and is sold in 100-yard roll increments. Oct 24, 2021 · HOW TO CHOOSE TENT FABRIC: SILNYLON VS PU NYLON VS POLYESTER Different materials have unique pros and cons, and choosing the "right" fabric is really a matter of choosing which compromises to make. 1 ounce Silpoly from ripstop is a 20 denier fabric not a 30 denier like ours, thus you may get a bit better packing. 9 oz. As far as the coating is concerned, tests with the Yama fabric were as good or better than anything found. Great for ultralight gear. The PU coating focuses the stress and can halve the fabric strength. 9oz / yd when the PU4000 coating is on there. This Black polyurethane coated nylon has a white blackout coating that is specially designed to block out light. 50/ linear yard 1. Posted by u/St_Ginger - 2 votes and 10 comments Another perk of silnylon is that it uses a ripstop weave which means any tears in your gear will not expand or fray afterwards. Sil is the same on both sides and very slippery. The silicone spreads the stress so the fabric is actually stronger with the coating. Once you add the coatings to either one the work out to 1. I don't know of any tarp vendor that could make you a custom PU-coated nylon tarp. I'm just not sure what the difference is when a fabric says "DWR" or "water-resistant" or "water-proof" or "urethane coating. 1680 denier is even more durable and abrasion resistant than 1000 denier Cordura (listed below). Apr 17, 2023 · Silpoly and Silnylon are two types of fabrics used for outdoor gear. 35 oz (with silicone coating) for the 1. I have read that PU can suffer from hydrolysis over time, but is this the case for all tents that use PU coatings? Jul 20, 2015 · PU can be taped and is easier to make truly waterproof. 1. The PU coating tends to be a bit thicker than an acrylic coating and looks slightly duller. It almost looked untouched and I am sure it had to with the low friction of the silicone in the coating. This makes it difficult to maintain a taught pitch in humid and wet conditions. As far as durability, I can't say for sure that it is as durable as silNylon, but it seems to be. 9 Ounce Polyurethane Coated Black-Out Nylon Ripstop @ $12. 1 oz (1. It creates a waterproof barrier, is more affordable, has greater breathability than silicone and has a surface which allows the application of tape on tent seams. Do you want it to be lightweight, sturdy, or cheap? With silnylon the nylon is impregnated with silicone. I need some help understanding the various coatings used on ripstop nylon. PU vs PE/PeU vs PC/PcU 60" 1. Dec 2, 2022 · Some silnylons are additionally coated with polyurethane, abbreviated as “PU,” as in “Sil/PU,” and are best thought of as a new fabric type because it fundamentally modifies the qualities of the fabric. Most of the manufacturers who sell silnylon tents offer a seam-sealing service to you when you buy a tent from them, although it costs extra and will increase the weight of your Oct 19, 2024 · The polyester coating provides a little more water resistance than Sil-Nylon does, which makes it take longer for the fabric to become wet through and seep moisture inside. Jan 24, 2012 · I'm willing to believe silnylon is stronger than PU nylon, but the claims that silnylon is 3x as strong as regular nylon, while PU coated nylon is actually weaker seem awfully radical. As far as longevity of silnylon vs silpoly. Warbonnet can make you a PU-coated nylon Multicam Warbonnet, but he doesn't do custom work, to my knowledge. Similar waterproof/windproof characteristics to silicone coated ripstop nylon (aka silnylon), but with less stretch, increased UV resistance, and a hybrid-denier double-ripstop grid pattern. 6 nylon. However this does not mitigate either the breakdown of the PU coating or the fact that PU coatings decrease tear strength. I have a warbonnet tarp that needs the centre seam sealed but I don’t know if it’s silnylon or PU coated nylon. 6 "high tenacity nylon". Wear was evenly distributed throughout the entire piece. Sil is available in fewer colors/patterns and costs more. All the nylon they carry is generally either un-coated, or, DWR treated. The stuff that feels slicker on one side, but you can still blow breath through easily, is probably DWR. Would need a few inches of free cordage to use but worth a try. Oct 20, 2013 · Sil is "better" though because the pu coating will wear out eventually and the silicon impregnation makes the nylon stronger. 9oz 70d with a tough . I made a tarp out of one side silicone and the other side PU coated silnylon. The end result is a material that is tough yet lightweight and waterproof. Sometimes you’ll see misleading things like “fly and floor are silicone treated Dec 7, 2010 · Most Sil is 1. 1 oz silnylon. This post relates the experience of a user who had peeling issues with a homemade formula. It can be coated with urethane or silicone or not. Saturated nylon expands 2-4% depending on the specific formulation of nylon (e. I have no experience with any of these materials so I am not aware if the margin is significant between the different options, or if it is marginal and I am just splitting Polyurethane coated fabric has coating of PU on one side of the fabric, as with an acrylic coating. I'm well aware that the 70D is twice as heavy as 30D silnylon. But my tent's seam sealing failed too early and I decided to test the fabric before ruining the tarp. (1680 denier), 7. Silnylon, a portmanteau of "silicone" and "nylon", is a synthetic fabric used mainly in lightweight outdoor gear. cxlx qggi gpmsv csupnw twzhou npb izwsbx iur autjkriz iwtmgau