STOPPERS RUBBER BS2775 1-HOLE NO 33 PK 10 Soil Hydrometers Test method Class/Result Abrasion resistance

Test method      Class/Result               Abrasion resistance      EN530 method 2     1  Flex cracking resistance     ISO7854 method B      1  Trapezoidal tear resistance      ISO9073-4 1        Puncture resistance   EN863 1  Tensile strength ENISO13934-1  1  Liquid repellancy/penetration resistance         EN368 (10% NaOH)      3/3   EN368 (30% H2SO4) 2/3  Ignition resistance EN13274-4 method 3      pass  Seam strength EN ISO 13935-2 2

Internal dimensions: 300 x 325 x 200mm L x W x D

including concentrated acids and bases inks

will not dry out and is set within a tray marked to show the correct filling volume and labelled for sample identification

Model     Rotanta 460    Rotanta 460 R   Maximum speed                Swing-out rotor         Fixed angle rotor     rpm   rpm    4500  15000     4500   15000  Maximum rcf                Swing-out rotor         Fixed angle rotor    xg xg      4460  24400   4460 24400   Maximum volume spun          Swing-out rotor         Fixed angle rotor    ml ml    4 x 750 6 x 94   4 x 750 6 x 94

STOPPERS RUBBER BS2775 1-HOLE NO 33 PK 10 Soil Hydrometers Test method Class/Result Abrasion resistanceRubber Stoppers to BS2775. Each stopper has a moulded in number, corresponding to the bottom diameter in millimetres. Hole drilling Natural rubber stoppers are available pre drilled. Where specified the hole diameter will be sizes: 3 and 4: supplied solid only 5 to 8: 1 hole of 3mm 9 to 105: 1 hole of 5mm 15 to 105: 2 holes of 5mm Neoprene rubber stoppers are available pre drilled to special order. Hole diameters are as given for natural rubber