AL1412 lining PTFE loading arm Product Details Model:AL1412 lining PTFE loading arm Suitable occasion:loading/unloading strong acid. Suitable medium:hydrochloric acid,thin sulfuric acid,dilute nitric acid,etc. Land Loading Arm, Main Seal, Rotary Joint Supplier. Looking for land loading arm, folding stair or lining PTFE loading arm? Welcome to contact us, We will provide you with professional product knowledge. More information please view here.