T Technical specifications Sealing washers Screws As standard, construction screws have sealing washers bonded with EPDM rubber according to the data on the right. Screws can also be supplied with other washer dimensions. Materisacl,rews Carbon steel Aluminium eter diam Screwmm Materwiaal,sher 4,8 - 5,5 Carbon steel, zinc plated 6,3 - 6,5 Carbon steel, zinc plated 5,6 Aluminium eter mm iamer, Ø uter dash Ow 14 16 14 Stainless steel 4,2 - 4,5 4,8 5,5 6,3 - 6,5 Panel screw Aluminium Aluminium Stainless steel Stainless steel Stainless steel 12 14 16 16 19 & 22 Nails Nails are provided with EPDM rubber washers as shown in the following table: Type Tin nail eter, diam Nail mm 2,5 sion r, mm en ashe Dim w 6,5 x 3,0 x 2,0 washer olour C Grey Clasp nail 3,5 9,0 x 3,5 x 2,4 Grey or black Technical data Washer thickness, X: On stitching screws: Other: 3,8 mm 2,8 mm X Installation instructions self-drilling screws Use screwdrivers with a deep stopper base that maintain a loaded speed of 1500 - 2500 rpm for installation in material < 2 mm and 800 - 1500 rpm for installation in thicker materials Clamp length (CL) Timber = Screw length - 30 mm Steel = Fastened material + board etc + substrate CL Remember Do not over-tighten construction screws with sealing washers. The material in our sealing washers is very high quality, but it can deform when they are tightened too hard. Undamaged washer Deformed washer! Blind rivets Blind rivets are installed in drilled or punched holes. Hole diameter = rivet diameter + 0.1 mm. Hole diameter split rivet = rivet diameter + 0.2-0.3 mm. Other products See respective product section. 102 Marutex presentation pages 7-11 C F Paint systems pages 98-99
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