hardness 6 0mohs sludge storage tanks

{"cid":"91149008","title":"Liquid Impermeable Hardness 6.0Mohs Biogas Storage Tank","imgUrl":"https:\/\/img.ismap.com\/nimg\/2e\/c8\/b2f9e04a6a6a311acff68c5e479e-200x200-1.jpg","attrs":{"Price":"$5000~$20000 one set","Brand Name":"CEC TANKS","Model Number":"W","Minimum Order Quantity":"1set","Delivery Time":"10-30 days after deposit received","Certification":"ISO 9001:2008, AWWA D103 , OSHA , BSCI","Place of Origin":"China","Payment Terms":"L\/C, T\/T","Supply Ability":"60 sets per month","Packaging Details":"PE poly-foam between each two steel plates ; wooden pallet and wooden box","Coating thickness":"0.25mm~0.40mm & Double coating","Adhesion":"Adhesion","Hardness":"6.0Mohs","Service life":"\u226530 years","Holiday test":">1500v","Permeability":"Gas \/ liquid impermeable","Capacity":"20 m\u00b3 to 18,000 m\u00b3","Tank Material":"Glass fused to steel"}}