• 2026-05-30

What Is Salt Spray Test? The salt spray test is an accelerated corrosion test to evaluate the anti-rust and corrosion resistance of metal stamping components, surface coatings and electroplating finishes. It is widely required by overseas buyers for automotive parts, home appliance hardware, electronic terminals and outdoor industrial accessories.   Main Test Standards Our factory follows int...

• 2026-06-01

Minimum Thickness: 0.01mm for Ultra-Thin Foils In industrial practice, the minimum practical thickness is 0.01mm (10μm) for soft, ductile materials like copper, aluminium, or stainless steel foil, using ultra-precision dies and high-speed presses.   Standard precision stamping: 0.1mm–3.0mm (85% of applications fall between 0.3mm–1.2mm).   Ultra-thin specialty stamping: 0.0...

• 2026-06-02

Motor cores including stator and rotor laminations are critical components that determine motor efficiency, stability and service life. Manufacturers classify them into new energy motor cores and traditional motor cores. Though both stator and rotor parts are made of laminated silicon steel via stamping, they differ greatly in materials, precision standards and applicable working conditions.  ...

• 2026-06-03

Grain-Oriented vs Non-Oriented Silicon Steel: Which for EV Motors? Most buyers confuse grain-oriented and non-oriented silicon steel for EV motor production. Here is the clear distinction:   Grain-Oriented Silicon Steel (CRGO): Designed only for single-direction magnetic flux transformers. Not applicable for EV stators and rotors.   Non-Oriented Silicon Steel (NOES): Features uniform mul...

• 2026-06-17

  What is SPCC I/O Backplate? SPCC is a low-carbon cold rolled steel widely used for mass-market computer I/O shields. It offers excellent stamping performance, low material cost and good low-frequency magnetic shielding ability. SPCC is soft and easy to bend, which helps produce precise grounding spring tabs and clean port cut outs for mass production.   The main disadvantage of SPCC is...