Bitumen ga kwalta. Brands da kaddarorin bitumen

All iri kwalta amfani da su karfafa roadbed, kunshi da farko na biyu gyara: bitumen da kuma ma'adinai tara. A karshen da aka yi bisa ga matsayin Gost 9128 daga wani sosai m abu. Bitumen kwalta za a iya amfani da daban-daban brands.

Features na fasahar

Halitta bitumen yawanci faruwa a kusa da filayen man fetur a cikin nau'i na ruwan tabarau. Duk da haka, masana'antu da kuma gina hanya da aka fi sau da yawa amfani na biyu version na wannan abu - wucin gadi. Make a bitumen daga mai kayayyakin. Yawanci wannan kwalta ya'ya da sauran ƙarfi-mai ladabi da man fetur.

A abun da ke ciki na kwalta da bambance-bambancen karatu

A abun da ke ciki daga cikin cakuda ƙaddara ga hanya bayar da damar gudanar, ban da bitumen iya hada gyara irin yadda yashi da tsakuwa. Amfani da farko kerarre yashi kwalta. Wani lokaci cakuda ne kuma kara da cewa ma'adinai foda da kuma juji. Wannan ne mai matukar kowa irin ɗaukar hoto. Wannan ake kira kwalta murƙushe dutse. Har ila yau, wannan hanya da kayan wani lokacin sanya ta amfani da tsakuwa. A cakuda da aka a wannan yanayin kara da kufai a karkara da kuma ma'adinai foda. Kwalta wannan jinsin aka kira tsakuwa.

Dangane da manufar da cakuda rabo daga wadannan aka gyara na iya bambanta. Saboda haka, domin walkways amfani da kwalta kerarre amfani da lafiya yashi da tsakuwa. Ƙananan Layer na hanyar mota da aka yakan sanya daga cakuda da dan kadan daban-daban abun da ke ciki. A wannan yanayin, da kwalta sanya tare da yin amfani da kawai da manya-manyan juji. A babba Layer aka zuba a kan hanyoyi santsi kwalta. Yana hada kufai a karkara tara.

Mark bitumen ga kwalta

Saboda haka, da irin filler amfani musababin da ƙarfin da irin wannan abu, saboda haka, ta aikace-aikace filin. Duk da haka, da abun da ke ciki na kwalta da ingancin babu kasa dogara a kan alama podmeshennogo shi bitumen. Domin samar da gaurayawan na da irin wannan ana amfani da kayan na wannan musamman irin. An kira bitumen hanya da aka alama tare da haruffa BND. Babban siga ta da tallace abu ne da yawan zafin jiki.

A karkashin wani yanayi, ba tare da togiya, fara narke bitumen. Dangane da ko, a abin da ma'ana ta faru, da kayan za a iya amfani da wani musamman yankin kasar. A don ƙayyade a abin da yanayi za ka iya amfani da wannan musamman kwalta ga kwalta kamata farko kalle ya alama. Ba a ta Figures nuna cikin kewayon danko da kayan. A halin yanzu, samar da kwalta amfani a duk biyar irin hanya bitumen BND 40/60, 60/90, 90/130, 130/200, 200/300. A tsananin zafi da sauyin yanayi, da mafi danko sosai kayan da za a yi amfani a samar da bayar da damar gudanar.

Hakika, da kwalta a cikin kwalta dole ba a isa yawa. Da yawa na wannan kaya a cikin shirye-shiryen da aka cakuda da aka ba amfani. A zafi ɓangare na bayar da damar gudanar ya kamata a warwatse da kuma ba tsaya tare. Duk da haka, idan bai isa ba na bitumen a cikin kwalta ƙarshe fara zuwa faru dukan unfavorable tafiyar matakai. Yana ratsa cikin ruwa da kuma misãlin in winter, tearing shi.

Babban kaddarorin da BND

Baya danko bitumen kwalta ne halin da irin kaddarorin kamar:

• Ductility. Wannan adadi da aka ƙaddara da nesa a da bitumen za a iya ja a cikin thread ba tare da ta katsewa. Fiye da shi ne, da hakan da adhesiveness daga cikin cakuda. Road bitumens yawanci suna da wani mataki na ductility mafi girma daga 40 cm. A bukatun a cikin wannan nuna alama ga BND kafa a 0 digiri C.

• Nakasawa halaye. A kayyade suitability na bitumen ga kwalta yi biya da hankali ga da kaddarorin kamar elasticity, creep, ductility, brittleness, da sauransu. D. Su sanin da nakasawa halaye na kayan. A lokacin dumama bitumen karshen kamata ba bambanta da yawa.

Liquid formulations a yi

Bitumen ga kwalta yawanci yana da wani babban mataki na danko. Duk da haka, wani lokacin amfani da lokacin da zuba coatings da ruwa jinsunan wannan abu. Aiwatar da su, yafi ga tsawaita kakar da hanya ayyukansu. Liquid bitumen a takamaiman rabbai da aka kara wa danko sosai. A sakamakon haka, da shafi a ƙananan yanayin zafi ba stiffen ma da sauri. Liquid bitumen aka samar da Bugu da kari na danko sosai distillate kasarun adadi.

Lokacin da gyara aikin ana amfani matsakaici danko abu. Ana amfani da magani daga riga barrantar da taswirar. A kudi na aikace-aikace na bitumen ga kwanciya kwalta a cikin wannan yanayin ne ba ma manyan kuma shi ne kawai 0.5 l / ^m2.

Abin da Additives iya zama ba a cikin BND

A samar da bitumen hanya, a tsakanin sauran abubuwa, za a iya amfani da dukan Additives. Suna da ake bukata don canja daban-daban Properties daga cikin abu. Alal misali, bitumen da ake amfani, wanda ya kunshi gyaggyarawa aka gyara a yi na sanyi kwalta. A sakamakon su aikace-aikace bayan curing da shafi ba crack a cikin sanyi da zafi ba ya narke. Lokacin amfani da MAC-bitumen Additives yakan mallaki ta karshe Properties yawa sauri.

Abin da kara zuwa ga bitumen ga kwalta kuma? Very bambanci mai ban sha'awa da wannan abu da aka samu a cikin hali na launin ma'adinai powders ake amfani da su a masana'antu tsari. Daga wannan shi dai itace da kyau sosai bitumen kwalta. Ya sa shi a Parks, bike hanyõyi, kazalika da amfani ga markup.