Testra

Testra

Calcium silicate

Testra is an expendable abrasive based on calcium silicate. The material is used in facade cleaning, concrete repair jobs and corrosion protection.

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Specifications

More than 10 years of experience

Pasha Blasting offices in 2 countries


Grain sizes

0,10 – 0,30 mm 0,25 – 2,00 mm
0,10 – 0,50 mm 0,50 – 1,20 mm
0,10 – 0,80 mm 0,50 – 1,40 mm
0,30 – 0,50 mm 0,50 – 2,00 mm
0,30 – 0,80 mm 1,00 – 2,00 mm
0,25 – 1,20 mm 1,40 – 2,80 mm
0,25 – 1,40 mm

Chemical composition

SiO2 Al2O3 Fe2O3 CaO MgO
44 – 52% 7 – 14% 1 – 2% 25 – 36% 5 – 8%

 

Physical properties

Grain Density ca. 2.6 kg/dm³
Bulk Density ca. 1,3 kg/dm³
Hardness 7 Mohs

 

Packaging

  • 40 x 25 kg paper bags on EURO-pallet
  • 1.000 kg big bags

Pasha Blasting Selection Guide 2026

Pasha Blasting Garnet Selection Guide 2026 is dedicated exclusively to Pasha Blasting Garnet, our core and flagship abrasive product. The guide is designed to support professionals in selecting the right garnet grade for efficient and reliable surface preparation applications.

All Pasha Blasting Garnet abrasives are sourced from our own garnet mines, ensuring consistent quality, controlled production, and dependable supply for industrial blasting needs.

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Pasha Blasting Selection Guide 2026