DDPU-301 polyurethane grouting ihe maka nnapụta na enyemaka
DDPU-301 polyurethane grouting ihe maka nnapụta na enyemaka
Okwu mmalite
DDPU-301 bụ ihe eji eme ihe na-emepụta ihe na-emepụta hydrophobic polyurethane, nke e mere maka nnapụta na enyemaka.Ngwa ahụ nwere oge mmeghachi omume dị mkpirikpi ma gbanwee ngwa ngwa site na mmiri mmiri ruo n'ụdị ụfụfụ ikpeazụ ha.Ihe a nwere ike ọ bụghị naanị nkwụnye mmiri na-adịghị, kamakwa ọ nwere ụfọdụ nkwado na nkwụsi ike.A na-eji ya eme ihe na tunnels ụzọ ụgbọ oloko, nchekwa mmiri na ike mmiri, ebe a na-adọba ụgbọala n'okpuru ala, ọwa mmiri na mpaghara ndị ọzọ nke nkwụsị mmiri na-adịghị.
Atụmatụ
A. Ngwa ngwa na-eji mmiri eme ihe, na-afụ ụfụ ngwa ngwa gbasaa ma gwọọ ya.Enwere ike ịhazi oge mmeghachi omume dịka ọnụọgụ nke akụrụngwa A si dị, enwere ike ịchịkwa iji gwọọ ya n'ime iri nke sekọnd ruo nkeji.
B. Chemical kwụsie ike bụ magburu onwe ya.
C. Ike dị elu.The mkpakọ ike ike gafere 20MPa n'ime awa ole na ole mgbe ịkpụzi n'okpuru airtight ọnọdụ;
D. Na nnukwu infiltration radius na solidification olu ruru, ngwa ngwa chemical mmeghachi omume.Mgbe ihe ahụ na-ezute mmiri, a ga-eme ka nrụgide mgbasawanye dị ukwuu ịkwanye slurry n'ime mgbawa ahụ iji mepụta nkwado siri ike.
NDỤMỌDỤ NDỊ MMADỤ
| ihe | index | |
| Ihe mejupụtara CAT. | B akụrụngwa PU | |
| ọdịdị | Mmiri mmiri na-egbuke egbuke edo edo | Tan uzo mmiri mmiri |
| njupụta /g/cm3 | 1.05-1.10 | 1.15-1.25 |
| viscosity/mpa·s(23±2℃) | ≤60 | ≤600 |
| ọdịnaya anaghị agbanwe agbanwe/% | - | ≥90 |
OGE MERE
Oge mmeghachi omume na-adabere ọ bụghị nanị na okpomọkụ nkume, kamakwa na ngwaahịa okpomọkụ. The mmeghachi omume oge n'okpuru dị iche iche catalyst onunu ogwu a tụrụ n'okpuru laabu ọnọdụ, na ọ ka mma na-eduzi ubi nnwale tupu grouting.
| Okpomọkụ bụ 20 ℃, mmeghachi omume oge nke 10% mmiri dị iche iche ichekwa nke akụrụngwa A. | ||||
| Ngwakọta A | 5% | 10% | 15% | 20% |
| Mmalite mmeghachi omume (s) | 15 | 13 | 10 | 10 |
| Ọgwụgwụ mmeghachi omume (s) | 90 | 60 | 50 | 50 |
| ọnụego mgbasawanye | Ihe dị ka ugboro 30 | Ihe dị ka ugboro 30 | Ihe dị ka ugboro 30 | Ihe dị ka ugboro 30 |
Arụmọrụ ọgwụgwọ
| ihe | Index |
| Njupụta /g/cm3 | 1.05-1.3 |
| Viscosity /mpa·s(23±2℃) | 300-600 |
| Ịtọ oge / s | ≤90 |
| Ọdịnaya siri ike/% | ≥82 |
| Ọnụọgụ ụfụfụ/% | ≥2000 |
| Ike mkpakọ /MPa | ≥20 |
| PS: Enwere ike ịhazi oge nhazi dị ka mkpa ndị ahịa si dị; | |
Ngwa
A. Seam sealing na waterproof anticorrosive mkpuchi nke ọdọ mmiri, mmiri ụlọ elu, okpuru ulo, ikuku wakporo ndo na ndị ọzọ ụlọ;
B. Anticorrosion nke ígwè na ihe pipeline na ígwè owuwu;
C. Uzuzu ọgwụgwọ ， n'okpuruala ọwara ma ọ bụ ụlọ ntọala mkwado;
D. Akara na ike nke deformation seams, ewu nkwonkwo na structural cracks na-ewu oru ngo;
E. Akara mmiri na-eme ka ọdụ ụgbọ mmiri dị ike, mmiri mmiri, olulu mmiri, mmiri mmiri na ọdụ ụgbọ mmiri;
F. Nchekwa mgbidi na ntanye ntanye n'ime mkpọ ala ala, ntinye mmiri na-ahọrọ na nrigbu mmanụ, na nkwụsị mmiri na-agbapụta na ogbunigwe, wdg.
Nkwakọ ngwaahịa, Nchekwa na mbugharị
A. A ga-echekwa ngwaahịa ahụ n'ime igwe dị ọcha, kpọrọ nkụ na nke na-adịghị ekpuchi ya na olu nke 20kg / drum ma ọ bụ 10kg / drum;
B. Zere mmiri ozuzo, ikpughe, extrusion na nkukota n'oge njem iji hụ na ngwugwu ahụ dị mma;
C. Ekwesịrị ịchekwa ngwaahịa ahụ na ebe ikuku na-eku ume, nkụ na ebe dị jụụ iji zere ìhè anyanwụ kpọmkwem na mmiri ozuzo. Nchekwa okpomọkụ ekwesịghị ịdị elu karịa 40 ℃;
D. N'okpuru ọnọdụ nchekwa nkịtị, oge nchekwa bụ ọnwa 6
