Ezé na -egwupụta coal

A na -eji ngwa kachasị mma arụpụta ihe eji egbu osisi LYNE ka ọ bụrụ ụkpụrụ kacha mma, ọ dịkwa n'okpuru usoro nrụpụta siri ike yana njikwa mma. Anyị na-enye azịza nke ịkwa akwa dabere na ọnọdụ ala dị iche iche na gburugburu ebe obibi, si otú a na-ebuli oge na ọnụ ahịa ọrụ gị.

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A na-ejikarị ihe nrụpụta ihe dị arọ na stratum siri ike ma ọ bụ strata nwere gravel aja nwere nnukwu dayameta, gravel na ụrọ aja. Ọrụ ya bụ iwepu akwa iji chekwaa ahụ Roller Disc Cutter na Pre-cut Bit.

Scraper Bit bụ otu ụdị Cutter Bits nke etinyere na nsọtụ oke Cutter Head. A na -eji ya ebipụ ala dị nro n'akụkụ isi cutter iji dobe otu dayameta ogwugwu. Ọ bụkwa iwepụ mbadamba nkume nke Disc Cutter na Pre-Cut Bit na stratum rock stratum na strata dị mgbagwoju anya.

Foundation Auger Drilling Teeth B47k19h

Nkịtị Cutter Bit bụ ngwa ọrụ dị nro, a na-ejikarị ya maka ọnọdụ ahịhịa dị larịị dị ka silt, ezigbo silt, ụrọ, ájá ọkara, ájá siri ike na ájá ájá. A na -arụnye Cutter Bits na oghere oghere nke Cutter Head ma jiri ya gwuo ọtụtụ akụkụ. Ka igwe Shield na -aga n'ihu, Cutter Bit na -eji isi cutter na -agbagharị. Ntugharị ntụgharị na -eme ka ọnụ mbepụ na ngwa ọrụ banye n'ime ala wee mepụta ike ịkwa osisi axial (ihu ihu ọwara) yana ike ịkpụcha radial (ntụzịaka nke Cutter Wheel) iji mee olulu.
A na-ejikarị ihe nrụpụta ihe dị arọ na stratum siri ike ma ọ bụ strata nwere gravel aja nwere nnukwu dayameta, gravel na ụrọ aja. Ọrụ ya bụ iwepu akwa iji chekwaa ahụ Roller Disc Cutter na Pre-cut Bit.