... ,acid-resistance 4.OEM/ODM ser rechargeable battery rubber acid injection 1.Appling for lead acid storage battery,UPS ... acid/alkali resistance, weather resistance, abrasion resistance, voltage resistance and insulating resistance etc.SizeHeight:18mm Outer diameter:13.5mm Inner diameter ... meet PAHS,NP requirement.NBR,EPDM,FKM,ACM,IIR,Silicon rubber etc. are available.Material usage is based on the final ...