Nta - bụ ihe dị mkpa oke na nhọrọ nke gravel na ájá maka ewu

Loose chunks ma ọ bụ isi ụlọ ihe dị na technical ụkpụrụ ịdị iche na size. Mgbe sorting ihe site sieving site sieve nta kpebisiri ike site na usoro. Nke a pụtara na gravel ma ọ bụ ájá na-iche dị ka urughuru size ma ọ bụ ọka.

Gịnị nta bụ rubble?

The kasị ihe ọ bụla ụlọ bụ rubble. Ọ na-eji maka na okporo ụzọ ngwaọrụ cushions ìsì ebe, ọ na-abanyekwa ihe akụrụngwa na a ngwakọta. Na nke ọ bụla iji a kpọmkwem size nke gburu nkume na onye ahụ dị pụta ụwa. GOST enye na akụkụ - bụ size nke otu ihe nke nkume na-ejikọta n'ime ike na kpuchie ya. E nwere isi ihe abụọ ọkọlọtọ nta (5-25 mm na 25-60 mm), nke na-eji na-ewu. The ngwá ọrụ ọgbara ọhụrụ na-enye ohere ka anyị na-ifucha site rubble na a warara ụkpụrụ na-achọrọ na mmejuputa onye aga-eme - malite n'onye kasị nta (ruo 1 cm) na nnọọ nnukwu (12 na 30 sentimita).

Gịnị mere na mkpa gravel?

Industrial mmepụta nke ihe na mesikwuru ihe owuwu, nakwa dị ka na-enye maka ojiji korota gburu nkume Iwu - si 5 na 20 mm. Mgbe ngwaọrụ tramways, ụgbọ okporo ígwè embankments maka okporo ụzọ Ohiri isi na-etinye a ibu nkume ibe (akụkụ 20/65 ma ọ bụ 40/70 mm).

Large fractions kwesịrị ekwesị n'ihi na erection nke ntọala na kasị nkume eji landscaping - ruo 30 cm.

N'ihi ya, akụkụ - bụ size of gravel, ikpeazụ nhọrọ, ọzụzụ na ule dị na chọrọ nke GOST.

The nkịtị exponent maka niile fractions nkume chere ikiri urughuru udi, nke a na-enweta na usoro nke ndinuak.

The ụmụ irighiri ihe nke ájá na Akporo

Aja-eji ọ bụghị nanị na-ewu ma na-na ụlọ ọrụ, n'ihi na ihe atụ maka imewe nke mkpuchi ma ọ bụ iko, na mmepụta nke adhesives na akọrọ mixes, fillings, onwe-leveling ala, Ebu, na-eduzi sandblasting ọrụ. Iji zere nsogbu na nhọrọ nke ngwaọrụ, ọ dị mkpa ịmata àgwà na ịzụta kpọmkwem ájá, nke dị mkpa maka a akpan akpan ụdị ọrụ ahụ.

Were ájá dabere na mbido na nhazi usoro. Ọ bụ a osimiri, oké osimiri, ọrụ, quartz, perlite, na nke ọ bụla e nwere a usoro iwu akwụkwọ. Ka ihe atụ, GOST ụkpụrụ ndị na-achịkwa kwa ihe eji ciment ule iche multifractional monofraktsionny na quartz ájá. Reference-atụle ga-aja nke Cretaceous ego nke Czech ebe.

The nkịtị e ji mara maka ájá nke dị iche iche si malite bụ fineness modulus (nta) - mgbe ọtụtụ n'ime ndị ahụ nke banyere otu size. N'ihi ya, na-ebu nnọọ nnukwu ájá esịnede mkpụrụ nke ruo 0,5 cm n'obosara. Nso - 2.5-3.5 mm, na-ajụ - 1-2.5 mm, obere - si 0,5 1.5 millimeters, na nta size zuruoke ka "mkpa ájá" Atiya.

River ájá - na ezigbo akụrụngwa n'ihi na mmepụta nke ihe na ngwaahịa, na ọrụ - n'ịgwa masonry ma ọ bụ plaster, ntọala ọrụ. Silica ájá na-ọkacha mma na-eji maka mmepụta nke polymeric isiokwu na taịl nile, ite na poselin, mmiri filtration, ịgbado ọkụ ihe onwunwe na nkedo Ebu.