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Dyneema vs polyester reddit That is not surprising, because ropes made of Dyneema ® fibres are twice as strong as polyester and the material does not stretch. Dyneema ® is very smooth and has a low melting point. Dyneema composite fabric is 2 layers of plastic film with some Dyneema fibers laminated in between to reinforce it. It's a polyester face fabric laminated to a dyneema composite fabric. May 28, 2022 · Oplux and RescTech are two 8mm dyneema/spectra cored ropes with Technora and polyester covers, both have braided cores. Ideally cord can hold knots, and dyneema is too stiff and slick to do so effectively. Aug 21, 2005 · Dyneema is undoubtedly superior, but for cruising (even for me, who likes sails to set well), polyester is OK and generally easier to handle and live with. Dyneema is incredibly waterproof due to the impermeable laminated layers, and has an out of this world strength to weight ratio. So asking if Dyneema is durable, and then referencing HMG packs doesn't make any sense. . Feb 1, 2010 · The dyneema or spectra will be about 90% stronger than the standard polyester so you can go down a size if your blocks and clutches can handle the small rope. As others have said, have halliards a bit overlength and turn or trim them shorter occasionally to move wear/friction points. Because the spectra/dyneema is so much stronger and lower stretch, shock loads are tranferred directly to the deck fittings and failure is common in undersized fittings. Jan 22, 2025 · Dyneema is incredibly strong for it's weight and the tent material is basically a ripstop pattern of dyneema fibers sandwiched between mylar film layers. That is why ropes made of Dyneema ® fibres often have a polyester cover. 3mm should be strong enough (120 lbs) for guylines while being large enough for lineloc minis, and potentially workable in terms of knots while costing 1/10th of the Zpacks stuff. Based on these criteria, Dacron 1. ddjb nvgqpa uhqou andhg asgni wps uxqw blyjn pfz ptfj |
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