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English
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Secondary operations after stamping: tapping, riveting, additional forming and assembly — costs, tolerances and when to do them in the die.
TiN, CrN, TiCN and AlTiN die coatings compared for stamping tools: hardness, friction, when coatings pay back. BQUQ, an ISO9001 factory in Dongguan.
Progressive die lubricants: oil vs dry film, EP additives, residue, cleaning and cost per part. BQUQ explains selection as an ISO9001 stamping factory.
Stamping die steel: D2, A2, O1, M2, powder metal and carbide at 58-62 HRC, plus realistic die life. BQUQ's ISO9001 toolroom in Dongguan builds the tools.
Stamped washers and shims: flatness, burr, tolerances to ±0.05 mm, material choice and cost per 1000. BQUQ, an ISO9001 stamping factory in Dongguan.
PPAP and FAI for stamped parts: the documents, dimensional reports and material certs a stamping factory should send with every new part.
How to choose and run collets for aluminum, brass and plastics without crushing or marking parts. BQUQ, a Dongguan ISO9001 factory, quotes in 12 hours.
How to hold threaded and knurled parts without crushing or marking them — bore selection, clamping pressure and collet types from BQUQ, quoting in 12 hours.
Progressive die design basics: strip layout, pilot holes, stations and strip width, with rules that decide tool cost and part quality.
Stamped RF shields: materials, seams, apertures and cost. BQUQ (ISO9001 Dongguan) stamps EMI cans on progressive dies; quotes drawings in 12 hours.
Stamped heat sink clips deliver 5-50 N retention without screws. Spring steel, temper and assembly trade-offs from BQUQ, an ISO9001 Dongguan factory.
Fuse clip and holder design: contact force, temperature rise, plating and fit for cartridge and blade fuses. BQUQ stamps fuse clips in Dongguan.
EMI shielding design: stamped spring contacts, finger stock and cans that pass radiated-emissions testing — from an ISO9001 Dongguan factory.
When spring steel clips can replace screws: push-in force, retention, temper and cost data. BQUQ stamps clips on progressive dies in Dongguan.
How to hold thin-wall parts without distortion: collet selection, bore contact, clamping pressure and support. BQUQ quotes in 12 hours from Dongguan.
