Fastener Handbook

September 1st, 2012

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a design with teeth that are formed so that when they are driven parallel to the length of the belt, the vital longitudinal carcass fi bers are not severed. How Alligator® Hammer applied Alligator® Lacing utilizes The compression fi t of the connecting bar provides a strong, vise-like hold on the belt Lacing Works and distributes belt tension evenly across the entire belt width. The one-piece fastener strip also ensures that there are no loose pieces to work themselves out of the belt and into the conveyed product. The fl at splice obtained with a continuous strip of lacing also helps with hinge pin insertion. Applications • Manufacturing Assembly Lines • Food, Package, and Parts Handling • Checkout Counters • Agricultural Equipment How to Specify the Correct Alligator® Lacing 1. Determine Belt Tension (PIW). 2. Measure your Belt Thickness. 3. Measure the Diameter of the Smallest Pulley in your Drive with Belt Wrap more than 90°. 4. Choose the fastener size that is appropriate for your specifi cations in the selection chart below. Installation Method Requires only a hammer; no special tools needed. Unique, patented clips and round gauge rod act as an "extra" pair of hands. Fastener Metal Selection Steel. Standard fastener material. Stainless Steel. Type 316 Stainless Steel What You Need for Installation • Fasteners • Hinge Pin • Hammer Hinge Pin Selection H Steel Corrugated - for all sizes of Alligator belt lacing. SH Stainless Steel Corrugated - for all sizes of Alligator belt lacing. RH Rocker Hinge Pin - for transmission belt lacing, two-piece pin to reduce friction and wear on loops and lacing. NC Nylon Covered Steel Cable - for easier hinge pin insertion. NCS Nylon Covered Stainless Cable - for greater corrosion resistance. Alligator® Lacing Size 00 1 7 15 20 25 27 35 45 55 65 Lacing Selection Chart For Belts With Mechanical Fastener Ratings Up To: P.I.W. 25 45 50 65 95 100 100 150 165 175 200 kN/m 4.3 7.8 8.7 11.4 16.6 17.5 17.5 26.0 28.0 30.0 35.0 Belt Thickness Range in. mm Up thru 1/16 Up thru 1.6 1/16-3/32 3/32-9/64 1/8-5/32 5/32-3/16 3/16-7/32 7/32-9/32 9/32-5/16 5/16-3/8 3/8-7/16 7/16-1/2 1.6-2.4 2.4-3.6 3.2-4.0 4.0-4.8 4.8-5.6 5.6-7.1 7.1-7.9 7.9-9.5 9.5-11.1 11.1-12.7 Recommended Min. Pulley Diameter in. 1 1-1/2 2 2-1/2 3 4 5 7 9 12 14 Approx. Corrugated Hinge Pin Diameter mm in. mm 25 38 51 64 76 102 127 178 229 305 356 3/64 1/16 1/16 3/32 7/64 1/8 1/8 9/64 3/16 13/64 13/64 1.2 1.6 1.6 2.4 2.8 3.2 3.2 3.6 4.8 5.2 5.2 www.fl exco.com • phone: 1-630-971-0150 PRODUCT HANDBOOK 25 ALLIGATOR® Lacing Fastening System

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