The stones we produce refers to international standard issued by a trustworthy institution namely American Society for Testing and Materals (ASTM), in which the standard making was made based on contribution of 30 thousand worldwide technicians and business professionals representing 150 countries.
It is a specification standard that demands high grade aggregate and quality stone with international standard.
Our quarry products have strong durability which can withstand various weight, weather, and duration. Our products are recommended to be used as materials for light, medium, or even heavy constructions.
Among our long list of achievements, our products had been used for constructing airfield runways, bridges, docks, roads, and many others.
To maintain our quality and trustworthiness, we have an accountable internal laboratory to test our products periodically. We did not stop there, we also cooperate with independent testing institution such as Institut Teknologi Bandung, Sucofindo, and Departemen Pekerjaan Umum (Public Works Department).
All of our products went through testing process mentioned above (internal and external) with great results.(Pressure Test TM K-400, LA Machine Abbrasive : ≤ 18, AASTHO T-97-77 : 14.16, CBR Base Course A : 90%)
“We produce only the stones with best quality.”
(Mr. Prastowo Mokodompit – President Director)
It’s a quote that is always used as the foundation of our company in producing our quarry products, which we implement by conducting stringent selection process.
Only the stones that fit our standard qualification are passed to production process.
Aside from international standard, testings, and selection process, we push ourselves to give guaranteed better quality by maintaining cubical shape in our production process.
We avoid frangible flake shape to produce quality stones with quaranteed strength.
Stone shape is substantial in delivering quality stone products.
We esteem time very highly, especially in meeting the deadline for your project.
Thus, we always ensure our products are ready-to-use by conducting cleansing process.
With cleansing process, we avoid mud residue that can cause stones inadherence so they can be used directly after they reach your premises.
PT. Pro Intertech Indonesia (PII QUARRY) stone products are supported by international standard and strong production equipments and facilities. Not only we can tend to massive order, we also have ready-stock products that can be acquired at any time.
PII QUARRY Sorong ant Tolitoli has crushing plants with production capacity up to 300 ton per hour (for aggregate) added with quarry run 100 ton per hour (for armour rock).
Other than that, our production processed is supported by world-class Metso Stone Crusher.
Our experience in handling various clients, whether it is local, national, or global, is our virtue in delivering services with the utmost sturdy professionalism.
With our hospitality, dexterity, punctuality, competitive pricing, and world class service, we are ready to deliver our best.