Tysonmech hot sale 3-pc mounting pad full port ball valve Product Description food ball valve Production process 1.wax injectionk 2.patternassembly 3.dipping 4.stuccoing 5.wax removal 6.mold preheat 7.pouring 8.casting shake out 9.casting cut-off 10.ingate driding 11.finish-sand blast 12.machining Related products Our Services certificates Payment terms and warranty T/T 30% the deposit, the balance before the shipment L/C Other we promise the superior quality and service after sales. contact me name:rachel shi mobile phone:(0086)18833720695 sky:rachel@tysonmech