Packaging Machinery

• Set up a Change Control Board (CCB); any change to cycle time, film width or heat-seal parameters needs a written request and review. • Before appro

• General assembly must show frame envelope, anchor holes and center height, tolerance ±0.5 mm. • Each part drawing must state material, heat treatmen

• Non-standard dies and formers omitted from the initial BOM often trigger extra charges when reordered later. • If the contract does not lock the cha

• Confirm packaging material first: film/bag thickness, COF and heat-seal temperature define the sealing jaw and former. • Machine type is locked by m

• Provide product samples or 3D drawings with L/W/H and unit weight to define film width and pouch style. • State required speed (packs/min) and outpu

• Thin-gauge frame steel (<2mm) or non-standard profiles cause vibration and short life at high speed. • No servo system; standard induction motor

• Servo vs pneumatic actuator efficiency drives kWh per 1,000 packs; compare measured values. • Heat-seal jaw material and temperature control (±2°C)

• Payback (years) = total machine price ÷ annual labor savings; savings = headcount reduced × local fully-loaded annual labor cost. • Total price must

• Budget for tooling/formers and metering augers; changeover parts cost 10-25% of machine price. • Include CE certification, FDA food-contact complian

• Without itemization, heat-seal jaw material, temperature accuracy and PLC/HMI brand cannot be verified, risking low-spec substitution. • Itemized pr

• Check patents: ≥3 new core patents yearly covering servo control and heat-seal jaw design. • Verify in-house control: PLC/HMI software iterated inte

• Verify heat-seal jaw parallelism ≤0.05mm; check four-corner gap with feeler gauge for uniform sealing pressure. • Check servo motor-reducer coaxiali

• Request FAT reports from 3 clients using the same model, checking contract no., serial no. and signatures. • Ask for on-site videos showing nameplat

• In-house machining controls tolerances of heat-seal jaws and formers, keeping lead time free from outsourcing. • Without machining, seal patterns an

• Check torque-wrench tightening per process card, key bolts marked. • Check control cabinet wiring with ferrules and wire numbers, CE/UL compliant. •

• Benchmark wear-part unit prices (heat-seal jaw, cutter, film pull roller) against market average; >30% deviation needs justification. • Verify OE

• Classify by critical parts: inspect high-wear heat-seal jaws and cutters at 500h, lubricate bearings at 2000h. • Set thresholds from film tension, s

• Heating elements are wear parts; heat-seal jaws oxidize at high temp, life 3-6 months, no stock means downtime. • Sensor (thermocouple/PT100) drift

• Set qty by annual failure rate x units x lead time: 1-2 each of heat-seal jaws, servo motors, PLC modules. • Stock wear parts for 3-6 months: cuttin

• Heat-seal jaws and PTFE tape: replace when seals whiten or leak, every 1-3 months. • Cutting and serrated knives: change on ragged cuts or film stri