// Clear Tennis starch shaker shaker food blockades clear silicone rubber balls tennis balls used in pharmaceutical, mining, machinery, food, metallurgy, shaker and other industries. ? Specifications: φ10, φ15, φ20, φ25, φ28, φ30, φ35, φ40, φ45, φ50, φφ100 so on. Attempts to prevent mechanical vibration screening network mainly white accessories (NR): rubber ball with a diameter of ф10mm, ф11mm, ф15mm, ф16mm, ф17mm, ф18mm, ф19mm, ф20mm, ф22mm, ф24mm, ф25mm, ф28mm, ф30mm?? , ф32mm, ф35mm, ф40mm, ф50mm, ф83mm, tan (nitrile rubber); EPDM; polyurethane rubber; silicone (colorless). ? Shaker shaker bouncing ball is an indispensable part, it is subject to forces when the punching plate shaker work jumping up and down, reciprocating tapping the screen, in order to achieve clean up the screen to improve the penetration rate of the network purposes. Rubber Ball Specifications No. Index snapped a strong name value ≥200 kg per square cm 2 permanent deformation abrasion loss ≤0.8 ≤10% 3 4 square centimeters per kilometer elongation ≥400% 5 dry dry specific gravity 0.41 share The following 6 Wet Wet proportion proportion 1.0-1.16 7 expansion coefficient in water for 72 hours in seawater or fresh water, plastic ball diameter increases no more than 1 mm 8 hardness 50-60SH 9 wet density of 0.9-1.2 grams per cubic centimeter