Concrete Pump Cleaning Ball

Concrete Pump Cleaning Ball Sponge Ball SpecificationsName Sponge Cleaning Ball Size (mm) DN 50/80/100/125/150/180/200 Size (inch) DN 2”/3”/4”/5”/6”/7”/8” Type Soft, Medium Soft, Firm Color Orange, Yellow, Blue, Green, etc. Application Cleaning the pipeline of concrete pump and concrete pump truck in construction work equipment. Sponge Ball Technological Data SheetMaterial Natural Rubber Longevity Extended Life Rubber Formula Parting Strength 380% to 440% Density 200 kg/m3 - 400 kg/m3 Deformation Pressure 22 N/cm2 - 50 N/cm2 Temperature -40 deg. C to 140 deg. C Breaking Elongation 440% Abrasive Resistance Good Tolerance -0.0mm, 1.0mm Elastic to -40 deg. C Material Vulcanized at 155 deg. C, Surface Ground Flammability High flammable, burns with soot Stability Not available with acids, alkalis, oils, fats and solvents. Dear Sir, Thank you very much for visiting our site. We,Great Wall SealingCo. Ltd, is professional in Rubber & Plastic auto parts formore than10 years, covering spiral wrap,rubber hose,rubber seal strip,gasket,rubber molding products, etc. Hope to establish business relationship with you! Wanna know datails pls do not hesitate to contact us. Any comments, that'll be appreciated! Thanks. Kind regards, Daniel Qu