Ignition Coil for Toyota Corolla: Semi-Metallic Compound
This ignition coil for the Toyota Corolla is specified around semi-metallic compound, which decides how it behaves in service far more than the part name does. We build to a written specification — base material, dimensions, finish and packing — and hold that specification on file so every reorder reproduces the approved piece.
The usual reason a programme changes supplier is not unit price. It is a specification nobody had written down, or reorders that did not match the approved sample. Both are specification problems, and both are preventable.
Specification
| Product | Ignition Coil |
|---|---|
| Vehicle application | Toyota Corolla |
| Material / finish | Semi-Metallic Compound |
| Typical use | Construction Sites |
| MOQ | 500 pieces per specification |
| Sampling | 10 working days, 3 days per revision |
| Bulk lead time | 15-30 days after approval |
| Compliance | REACH |
| Packing | 100 pieces per inner box, 200 per carton |
Material options
- Forged Aluminium — specified where the part sits close to a heat source
- Anodised Aluminium — preferred when weight matters more than rigidity
- Stainless Steel — chosen where wear resistance comes first
- Ceramic Composite — used when the finish has to hold a coating
- Magnesium Alloy — used when the finish has to hold a coating
Processes available
- ultrasonic cleaning
- shot blasting
- cold forging
- CNC machining
- laser cutting
- surface grinding
Fitment notes
Check whether the mounting points on your market version match the catalogue drawing — regional variants are the usual cause of a wrong first order.
Where it is used
The specification above is the one most often ordered for construction sites. Related applications include off-road trails, coastal delivery, ride-hailing fleets, weekend riding, night riding.
Quality and packing
- In-line inspection with AQL 2.5 sampling on every lot.
- Dimensional report issued against the approved drawing.
- Carton marking and barcode to your specification.
- Golden sample retained at the factory as the reorder reference.
Questions buyers ask
What happens if a lot fails inspection?
The lot is re-inspected against the golden sample, and replacement pieces ship on the next available booking at our cost.
How long does sampling take?
Samples leave the factory in 10 working days, and each revision round adds about 3 days once you have seen the first piece.
How is packing specified?
Individual packing, inner box quantity and carton marking are confirmed at quotation stage so the cartons arrive ready for your warehouse.
Can the specification be held on file?
Yes. Once approved, the specification is recorded against your part number so a reorder reproduces the REACH-compliant build instead of a fresh interpretation.
Send the part number, the annual volume and the target market, and we will come back with a specification and a sampling plan.
