Trong nganh gia cong da, marble va granite la hai loai vat lieu pho bien nhat. Nhieu khach hang khi chon luoi cat kim cuong deu hoi: da marble va da granite loai nao de cat hon? Cau tra loi khong tuyet doi, vi dac tinh vat ly cua hai loai da khac nhau rat nhieu. Chon dung luoi cat va thong so cat moi la yeu to quyet dinh. Huada Jinke dua tren nhieu nam kinh nghiem san xuat, so sanh he thong ve do cung, do gion, lua chon luoi cat va cac yeu to khac.
1. So sanh do cung: granite kho cat hon
Granite la da macma, thanh phan chinh la thach anh va truong thach, do cung Mohs thuong tu 6 den 7. Marble la da bien chat, thanh phan chinh la canxi cacbonat, do cung Mohs nhieu nhat tu 3 den 5. Xet ve do cung, marble mem hon ro ret, ly thuyet de cat hon. Tuy nhien, do cung cao khong dong nghia voi cat kho hon, granite tuy cung nhung cau truc dac, hat deu, cat kha on dinh.
2. Khac biet ve do gion: marble “kho tinh” hon
Marble do cung thap nhung do gion cao, ben trong thuong co van nut, ran nut va lo rong. Khi cat neu toc do tien qua nhanh hoac lam mat khong du, rat de bi bat canh, mat goc, nut. Granite do cung cao nhung deo tot hon, canh cat tuong doi phang, it bi bat canh. Vi vay trong thuc te, marble doi hoi ky thuat va quy trinh cao hon.
3. Lua chon luoi cat khac nhau
Cat marble thuong chon luoi cat kim cuong hat min, cot mem, canh cat sac, thoat phoi tot, be mat cat muot hon. Cat granite can canh cat cung, chong mon tot, thuong dung hat trung den tho, cot cung de chong mon tu hat thach anh cung. Huada Jinke cung cap cong thuc chuyen dung cho tung loai da, tranh mat hieu qua do dung chung mot luoi.
4. Dieu chinh thong so cat
Cat marble nen dung toc do quay cao, toc do tien thap va lam mat nuoc day du, tranh nut do ung suat nhiet. Cat granite co the dung toc do quay trung binh va tien on dinh, chu y duy tri lam mat va thoat phoi. Du la da gi thi truoc khi cat nen thu cat mot doan ngan, quan sat chat luong duong cat va do mon luoi.
5. Khuyen nghi thi cong thuc te
Voi gia cong tinh xao nhu mat ban bep, tuong op, nen dung luoi cat min chuyen dung cho marble de dat hieu qua tot. Voi cong trinh lon nhu mat dung, san nha, granite nen dung luoi han tan so cao hoac luoi ep nong de ben hon. Khi thi cong can chu y cong suat may phu hop, kep luoi chat, huong cat dung.
Ket luan
Xet ve do cung, marble de cat hon nhung ve do kho cua quy trinh, marble de bi bat canh va nut, can kiem soat chinh xac hon. Granite tuy cung nhung neu chon dung luoi chuyen dung va giu thong so on dinh thi ket qua cat cung rat ly tuong. Huada Jinke khuyen khach hang chon luoi cat kim cuong phu hop voi tung loai da va yeu cau gia cong, can bang giua hieu qua va chat luong cat.
ginkgo
Ginkgo
