Home › Blog › Buying Guide › Technical Evaluation Guide: How to Identify a Quality Used, Secondhand, Pre-Owned, Surplus FERMAKSAN High Frequency PVC Welding Machine Table 14 Meters made in Türkiye 1) Key Specifications & Benchmark Expectations Before visiting, obtain from seller the original specs or datasheet for the specific 14 m table model: electrode length, power rating, frequency, table dimensions, drive / motion type, welding head design, electrode gap, pressure system, etc....