Expansive Mortar can be used safely, while providing controlled expansive cracking. It can also be used to achieve the perfect slabs and blocks from onyx, marble, granite, or any other type of stone. as non-explosive, soundless and safe demolition agent provides the most technically suitable, environmental friendly and cost-effective alternative solution in dimensional stone application.
Fast splitting time under control to assure high quarring productivity and efficiency, Such as Black Galaxy less 2-3 hours, Tropical Brown 3-4 hours, Tan Brown 5-6 hours, South Africa red less 2-3 Hours.
Easily choose type no from -5degree-40degree, CI, CII, CIII, upon local quarry are temperature.
Easy and safe usage: Just mix HDG chemical powder with 30% water, pour into holes, and then it expands to crack. It is environmental friendly. It releases no toxic or harmful substances of any kind.
HDG Soundless Cracking Agent are now more and more popular in the leading world’s dimensional stone quarrying countries such as Spain, India, Saudi, Brazil, Turkey, Egypt, South Africa, Zimbabwe, Namibia etc.
Total 50 containers(1,300 tons)Prostar are being exported monthly to the world’s famous quarries area at present.
Handan Grace ( Grace drill ) is a leading manufacturer and supplier of rock drilling tools , Which specialized in Mining Blasting hole drilling bits and rods , Stone quarry and rock demolition tools , Construction and road Cutting picks , Water well & Oil and gas drilling tools , Rock drill Grinding media forged balls and chrome balls , Mill bar etc , Over 16 years experiences in these fields , Grace drill committed to provide high efficiency , energy saving and environmental products for both domestic and international customers .
We have professional Technology and skilled workers teams ,to ensure all of the rock tools products perfectly compatible with the world famous brands , such as Atlas Copco, Sandivik
in a premier and stable quality , fast delivery .
Thanks to reliable quality, competitive prices, professional and valuable services , Our drilling tools were widely well sold to : Norway , Spain , Denmark , Iceland , Canada , USA , Mexico , Columbia , Peru , Brazil , Chile , Argentina , Australia , Saudi arabia , South africa , Zambia and other countries .
Our Mission : To provide premier quality Rock drilling tools and accessories , Saving customers time , Money and efforts .
Our main products :
Small hole drilling tools
Top hammer drilling tools
Down the hole drilling tools
Rotary drilling tools
Grinding and sharpening
Grinding balls and milling rods