Laserfiche WebLink
1 a );!/. ' r )/`{.. ` fir: • \jt� G <br /> 0 (I I• � • ( � f r ,/..;---- ( <br /> `* • • i• ' '. � fi .21- ti)/�1 <br /> j, , err ;f. V �.1�-lc 4 • diJ i <br /> `/; /, s�f `� / yLl� f .- L".:aC' � I. Ir fwl _....-, Lwi—). -' ..••-a f 0.11- <br /> ".' .rr .7 �• %- <br /> WHAT DOES FIFA TEST? N <br /> ®Laboratory Tests <br /> IDENTIFICATION OF THE PRODUCT CLIMATIC RESISTANCE •Angled Ball Behavior <br /> •Mass per unit area and tufts per unit area •UVNJater/Heat - -Measures the complex interaction between <br /> •Turf withdrawal force -Measures the color fastness,abrasion the ball and the surface(involving the friction <br /> -Measures how strongly the fibers are resistance and joint strength. between the football and the surface)on <br /> anchored into the backing of the carpet. impact,horizontal velocity and Vertical Ball <br /> •Pile weight PTLAYER/SURFKCE INTERACTION Rebound. <br /> -Measured to ensure that not only the num- •Shock Absorbency <br /> ber of tufts are correct but also that the -Is the ability of a surface to absorb the ® Field Tests <br /> correct dTex of yarn has been used. impact of a player running on the surface. [CONSTHUCTIONl <br /> •Fiber identification •Deformation •Slope Test <br /> -Can be identified by its melting point and -Is the stability of a surface measured by the -Measures the slope of the field. <br /> so called glass transition temperature amount that the surface gives in to impact. •Evenness Test <br /> ® (type of polymer) •Slip Resistance -Measures the degree of evenness of <br /> •Infill materials -Measures the grip of a shoe sole on the the field. <br /> -Defines the various types of infill available surface. •Base Permeability <br /> for incorporation into the gaps between •Traction -Measures the base permeability which <br /> the fibers of the synthetic turf(particle size/ -Measures another interaction between the allows water to freely drain through the <br /> particle shape/bulk density). shoe sole and the surface relating to the carpet. <br /> •Compressive modulus ability of a player to change direction. <br /> -Optional shock pad under turf(a shock •Skin Abrasion PLAYER/SURFACE OilifiMaIjal <br /> pad is an impact-absorbing layer,which -Measures the abrasiveness of the surface •Shock Absorbency <br /> influences player comfort and ball response). on the skin of the player when sliding. •Deformation <br /> •Skin Friction •Traction <br /> DURABILITY -Measures the friction of the surface on the •Slip Resistance <br /> •Abrasion Resistance skin of the player when sliding. <br /> -The surface is artificially abraded(five BALL/SURFACE •• O` <br /> year period of wear)and tested on the BALL/SURFACE INTERACTION •Vertical Ball Rebound <br /> following:Shock Absorbency,Vertical •Vertical Ball Rebound •Ball Roll <br /> Deformation.Ball Rebound,Traction, -Measures the resiliency of the surface •Angled Ball Behavior <br /> Angled Ball Behavior. against the ball. <br /> •Joint Strength •Ball Roll <br /> -Measures the maximum force recorded to -Measures the pace of the ball over the <br /> destroy the joints where they are sewn or surface in relation to the friction between <br /> adhered with adhesive. the ball and the surface. <br />