For instance, an imported 1/2” x 10’ 6 X 25 swaged wire rope sling would cost about $20.00—the same sling made by a company who manufactures their rigging gear in the United States would charge around $30.00. Moreover, Dyneema rigging … [Update] I have written a lot about Dyneema standing rigging so I now have a guide to it all in: Dyneema / Synthetic Rigging Summary[End Update] In my last post “Chainplate update, more challenges” I linked to a whole bunch of YouTube channels where people have switched their rigging from Stainless Steel Wire to Dyneema Synthetic rope. Cost wise, conventional wisdom has it that converting to Dyneema rigging will be as expensive as replacing with SS rigging due to the cost of the fittings. Typical design creep for standing rigging is .1 inch per year, or about one inch over the service life of a set of dyneema shrouds. The Corsair now comes standard with dyneema rigging fwiw. Here's one on the basic eye splice for 12-strand braid, called a modified Brummel Splice: Brummel Instructions Near the end, #17, are the guidelines: "You can expect about 2 inches of stretch for 7mm and 4 inches for 9 mm to reset the line braid." There are pros and cons. WHAT IS DYNEEMA®?Dyneema® is an UHMwPE (Ultra High Molecular weight Polyethylene) or HMPE (High Modulus Polyethylene) fibre developed by DSM in the Netherlands some 30 years ago. But will be cheaper if you need to replace it again since you will have all the fittings. For an average 40-foot boat, Cockerill estimates about $100 per foot to re-rig with wire rigging ($4,000), as well as the round-trip cost to haul and launch the boat and unstep and step the rig (an additional $2,500 or so). This makes it tempting to buy “cheap Dyneema” for your rigging, but it is important to look at what kind you are getting. An early form of Dyneema is called SK-75. What used to be the latest and greatest comes down in price as the new “best product” takes the high price on the market. Dyneema rigging can be up to 5 times the tensile strength of regular polyester rigging and it’s just as strong as steel when it's at the same thickness. But when would that be - … When sized correctly, using it for standing rigging will give you the safest standing rigging you can buy and equal or better performance than steel rigging. Question – When should I replace my standing rigging? As Dyneema products improve, their prices fluctuate. Had a number of discussion with rigger Brion Toss (I'm from Seattle, so he is local and a great guy to boot) who is also a fan of considering hi-mod fiber rigging. Stretch is the temporary elongation under load that rebounds when the load is removed. Dyneema is a different material than steel so it needs to be sized differently. The total cost was a little under $3k. Known as the world’s strongest, lightest fiber – 15 times stronger than steel, yet floats on water – Dyneema® works to stop bullets, repair human joints and improve the longevity of … I too am considering Dyneema (or similar). Colligo dux is Dyneema based. The second boat is an A-Class Catamaran, the cost was $80, weight savings was about 2lb (7/64 dyneema vs 7/64 dyform wire), I don't know how much new dyform would have been but the wire alone is more expensive than the dyneema. Robert, Colligo Marine has several .pdf files on dyneema/dynex dux splicing and rigging. I’m going to … Their WM rigging shop in Rock Hill … Of course, a number of factors affect a rig’s lifespan including load, sailing conditions, mileage sailed, age, fatigue from cyclic loading, [&hellip The cost differential shouldn't be much -- he figured it was maybe 15 percent more. Dyneema has the lowest elongation at break in comparison to all other synthetic fibers. By taking on the labor yourself, you’ll probably save as much as $2,000 on the re-rigging cost, he says. I avoided all shipping costs (old wires --> WM as the templates, and new stays back to me, with the old wires) by sending out and receiving back via my local WM store. From the Rigger – According to industry standards, the anticipated lifespan for stainless steel rigging is 10-12 years for wire and 15-20 years for rod.

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