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Sport Bumper Specification Example for Construction Equipment: Waterproof Version

Source:MagneRide Suspension / Time:2026-09-18

Sport Bumper Specification Example for Construction Equipment: Waterproof Version

This is a worked specification for sport bumper in a waterproof version programme. It is the document we would send a buyer who asks what exactly they are getting: the material, the dimensions that are actually controlled, the finish, and the checks that happen before anything is packed.

The waterproof version version exists because the duty cycle on construction equipment is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually premature wear on the first batch.

Sport Bumper

Example specification

ItemSport Bumper
ApplicationConstruction Equipment
VersionWaterproof Version
Base materialSilicone
Controlled dimensions3 key dimensions, recorded per lot
Tolerance band±0.1 mm
Finishpainted
MOQ3,000 pieces per specification
Sampling7 working days, 3 days per revision
ComplianceRoHS

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Silicone, in this example.
  3. List the dimensions that are actually controlled and the tolerance on each.
  4. Name the finish and what it has to survive.
  5. State the inspection level and who pays when a lot fails.

Sport Bumper example

Processes involved

  • precision stamping
  • shot blasting
  • surface grinding
  • laser cutting
  • rubber vulcanisation
  • heat treatment

Where this example applies

Programmes that run waterproof version most often specify this build for construction equipment. Related applications include assembly programmes, long-haul trucks, export programmes, trailer axles, municipal fleets.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 2.5 sampling on the finished lot.
  • Finish inspection under agreed lighting.
  • Carton drop test on the first lot of a new packing specification.

Questions buyers ask

How long does sampling take?

Samples leave the factory in 7 working days, and each revision round adds about 3 days once you have seen the first piece.

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 RoHS-compliant build instead of a fresh interpretation.

What is the minimum order quantity?

The standard MOQ is 3000 pieces per specification. Mixed sizes inside one shipment are accepted once the total reaches that figure.

Ask for the current catalogue and the specification sheet for this line.

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