Knock Sensor for Hyundai Tucson: Semi-Metallic Compound
This knock sensor for the Hyundai Tucson 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 | Knock Sensor |
|---|---|
| Vehicle application | Hyundai Tucson |
| Material / finish | Semi-Metallic Compound |
| Typical use | Mountain Roads |
| MOQ | 200 pieces per specification |
| Sampling | 14 working days, 3 days per revision |
| Bulk lead time | 20-55 days after approval |
| Compliance | CCC |
| Packing | 10 pieces per inner box, 1000 per carton |
Material options
- EPDM Rubber — specified where the part sits close to a heat source
- Tempered Glass — preferred when weight matters more than rigidity
- Cast Iron — selected when the part is exposed to weather and road salt
- Magnesium Alloy — used when the finish has to hold a coating
- Kevlar Composite — selected when the part is exposed to weather and road salt

Processes available
- die casting
- gravity casting
- anodising
- ultrasonic cleaning
- electroplating
- injection moulding
Fitment notes
Confirm the fitment against the VIN or the frame number before ordering; two model years often share a name and not a part.
Where it is used
The specification above is the one most often ordered for mountain roads. Related applications include mining sites, roadside assistance, mountain roads, construction sites, rural transport.
Quality and packing
- In-line inspection with AQL 1.5 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
Can you match an existing sample?
Send a sample and we will reverse-engineer the specification, then produce a counter sample for approval before any bulk starts.
Can the specification be held on file?
Yes. Once approved, the specification is recorded against your part number so a reorder reproduces the CCC-compliant build instead of a fresh interpretation.
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.
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.
Send the part number, the annual volume and the target market, and we will come back with a specification and a sampling plan.







