Quality & certificates
Certified weight, batch after batch.
Our counterweight filler blocks are certified by the Turkish Standards Institution under TSE K 171 — and every batch is weighed before it leaves the plant.
TSE certificate
Certificate of Conformance to Criteria
- Certificate no.
- 0243013-TSEK-01/01
- Criterion
- TSE K 171
- First issued
- 13.05.2026
- Valid until
- 13.05.2027
- Registered mark
- öz ak sm asansör
- Holder
- ÖZ AK Asansör Danışmanlık Mühendislik İnşaat San. Tic. Ltd. Şti.
Filler weight for counterweights / balancing weights used in lifts, made of non-metallic material — ÖZ AK SM Asansör brand, SD model.
Quality control
Checked at every step.
- Raw material
Aggregates and cement follow the same high-density recipe in every batch.
- Mold geometry
Steel molds keep dimensions and notched ends identical, block after block.
- Compaction
Vibration removes voids so weight is even along the block.
- Batch weighing
Every batch is weighed before dispatch.
- Traceable mark
ÖZ AK is cast into each block — you always know where it came from.
- Safe dispatch
Strapped pallets protect edges and dimensions on the way to site.
- Block weights
- 34 · 36 · 38 · 40 kg
- Material density
- 3.7 g/cm³
- Stock
- Same-day dispatch
- Custom sizes
- On request
Need a custom size or weight?
Tell us what you need — we confirm mold, dimensions and tolerance as soon as possible.