Injection Molding machine tie bar is a guideline for mold platen movement, it’s normally made by 4140 material with hard chromed on the surface, even can use with SAE1045 S45C, CK45 40Cr, 38CrMoAla material.ភាពរដុប និងកម្លាំងនៃផ្ទៃអាចផ្តល់នូវសំលេងរំខានទាប និងការគៀបយ៉ាងជាក់លាក់នៃការចាក់