
Precision Balance
Net pouch weight control (1,350 g ±5 g) and sample weighing.
Comprehensive quality system meeting every requirement of TS EN 196-1

In our fully equipped quality control laboratory within the production facility, all tests required by TS EN 196-1 are performed daily. All our instruments are calibrated annually by TÜRKAK accredited (AB-0128-K, AB-0220-K) laboratories.
Accredited instruments used in norm sand production and daily self-control.

Net pouch weight control (1,350 g ±5 g) and sample weighing.

Sample moisture measurement (≤0.2%). Fast drying test at 105°C halogen lamp.

Constant 105°C pouch-content moisture removal. Drying tests.

TS EN 196-1 Table 1 particle size distribution analysis. 6-stage stainless steel sieve series.

Water + cement + sand homogenization. TS EN 196-1 standard mixer, precise rotation control.

40×40×160 mm three-cavity steel prism mould. TS EN 196-1 standard sample form.

60 jolts in 60 seconds. Standard compaction of mortar poured into prism mould.

20±1°C and 95%+ humidity. Standard curing environment for 2-7-28 day strength.

Compression 2,400 ±200 N/s · Flexural 50 ±10 N/s. Digital control, touch panel.
Beyond TS EN 196-1, for extended silica quality testing.

High temperature heating. Calcination and loss-on-ignition (LOI) pre-tests.

Burning organic residue at high temperatures. Additional test for purity verification.
As required by TS EN 196-1 Article 11.2.4, samples taken daily from each production batch are subjected to the following controls and recorded:
Particle shape, silica content and impurity control at raw silica sand entry.
Washing, drying, sieving and classification. Automatic control at every stage.
Moisture and sieve analysis for each batch. Recorded in FR-14/FR-15 forms.
Packaging with 1,350 g ± 5 g precision. Sealing control of plastic wrap.
2, 7, and 28 day compressive and flexural strength tests. CEN comparison.
Shipping with FIFO principle. Delivered with fully traceable lot information.
Tüm ekipman ve yıllık kalibrasyon kayıtları belge ile sunulur.