Bangued is a landlocked municipality. It is elongated in shape towards the north and south, and bisected through the center by the large Abra River. It is situated in the western portion of the province with boundaries defined by the Province of Ilocos Norte and the Municipality of Danglas in the north; La Paz,Tayum and Peñarrubia in the east; San Isidro in the south, and Langiden and Pidigan in the west.
Bangued has a total land area of about 105.70 square kilometres (40.81 sq mi), accounting for 2.83% of the total area of the province. It is generally mountainous from north to south; however, it is flat and rolling at the midsection. From here it has an elevation of 30 metres (98 ft) above mean sea level. In the north, which consists mostly of mountains, elevation ranges from 60 to 1,036 metres (197 to 3,399 ft). In the south, which is interspersed with mountain and hills, elevation ranges from 45 to 300 metres (148 to 984 ft). One such hill is Cassamata Hill which was declared a national park.
Bangued is accessible through the Abra-Ilocos Sur National Road from the west, Abra-Kalinga Road from the north-east, and Abra-Ilocos Norte Road from the North. It is 408 kilometres (254 mi) from Manila, 197 kilometres (122 mi) from Baguio City and 60 kilometres (37 mi) from Vigan City.
As the economic center of Abra, small scale or cottage industries abound.The most common are hollow blocks and other concrete products manufacturing with gravel and sand readily available at the Abra River bank.Wood and bamboo craft are also promising business enterprises with raw materials available in the vicinity and in the hinterlands for narra and other species of hardwood, rattan, and bamboos. Metalcraft, tinsmithing, jewelry making is also expanding while a lot of households are now in the small scale processing or value adding activities appertaining to various food items.
River Stone processing equipment:
In coarse crushing unit, Jaw Crusher is mainly used for primary crushing. It's crushing ratio is big, and can make big river stones into small dust. In medium crushing process, Impact Crusher or cone crusher are used. Cone crusher is mainly used in fine crushing unit. Vibrating screen is the screening machine in stone crushing plant. If you want to get artifical sand, you must add VSI series Vertical Shaft Crusher after medium crushing process.
Vibrating Screen , PE jaw crusher , pf impact crusher . In medium crushing process, Impact Crusher or cone crusher are used. Cone crusher is mainly used in fine crushing unit. Vibrating screen is the screening machine in stone crushing plant.