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Ðàçíîâèäíîñòè ñòðîèòåëüíîãî ïåñêà Ðàçíîâèäíîñòè ñòðîèòåëüíîãî ïåñêà (http://klprom.ru/?p=9) Êàðüåðíûé ïåñîê äîáûâàåòñÿ â êàðüåðàõ.  êàðüåðíîì ïåñêå ìîãóò âñòðå÷àòüñÿ êàìíè è ãëèíà. Òàê êàê â êàðüåðíîì ïåñêå îáû÷íî ìíîãî êàìíåé îí óæå íå èä¸ò íè íà ÷òî êðîìå ïîñûïêè ïîä ôóíäàìåíò èëè ïîä äîðîãè, â ýòîì ñëó÷àå îí ñååòñÿ. Ðå÷íîé ïåñîê- ýòî ïåñîê, äîáûòûé ñî äíà ðåêè. Ðå÷íîé ïåñîê íå ñîäåðæèò ãëèíèñòûõ ÷àñòèö, à òàêæå èìååò íèçêîå ñîäåðæàíèå êàìíåé. Ïî âèäó îáðàáîòêè ïîñëå äîáû÷è ïåñîê äåëèòñÿ íà ñåÿííûé è íàìûâíîé. Íàìûâíîé èëè ìûòûé ïåñîê ýòî ïåñîê ïðîìûòûé áîëüøèì êîëè÷åñòâîì âîäû, èç íàìûâíîãî èëè ìûòîãî ïåñêà âûìûâàåòñÿ ãëèíà è ïûëåâèäíûå ÷àñòèöû.  íàìûâíîì ïåñêå îñòàþòñÿ òîëüêî î÷åíü ìåëêèå ôðàêöèè (â ñðåäíåì 0,6 ìì.) Ïðèìåíÿþò íàìûâíîé ïåñîê äëÿ øòóêàòóðêè è äðóãèõ ðàáîò, ãäå íåæåëàòåëüíî ïðèñóòñòâèå ãëèíû. Ñåÿííûé ïåñîê - ýòî ïðîñååÿííûé ïåñîê, î÷èùåííûé îò êàìíåé è áîëüøèõ ôðàêöèé. Êâàðöåâûé ôîðìîâî÷íûé ïåñîê – ïåñîê ìîëî÷íîãî öâåòà ñ âûñîêèì ñîäåðæàíèåì êâàðöà, äîáûâàåòñÿ â êàðüåðàõ. Èñïîëüçóåòñÿ äëÿ èçãîòîâëåíèÿ ëèòåéíûõ ôîðì äëÿ ïðîèçâîäñòâà ìåòàëëîèçäåëèé. Ñòðîèòåëüíûé ïåñîê ýòî ïåñîê ïðèìåíÿåìûé â ñòðîèòåëüñòâå – â øòóêàòóðêå èëè êëàäêå. Ïðîäàæà ïåñêà, öåìåíòà, áåòîíà (http://klprom.ru/?p=9)
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Posted By webnsn.com to Forum (Post & Earn $$$) at 12/12/2011 02:53:00 PM