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QUOC GIA

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HA NOI- 2007•

Terrazzo tiles

•GACH TERRAZZO

TCVN 7744 : 2007

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TCVN 7744 : 2007 do Ban ky thuat Tieu chuan TCVN/TC 189

San pham gam xay dl/ng hoan thien tren co sa du thao de nqh] ella

Vi$n V$t li$u xay dl!ng - B9 Xay dl!ng, T6ng CI,JCTieu chuan

£)0 lU'dng Chat 1U'<;:lngde nqh], B9 Khoa h9C va Cong ngh$ cong bo.

Ldin6idau

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Gach terrazzo diroc phan thanh 2 loai:

- Gach terrazzo 1 Idp: la g~ch diroc tao thanh bdi mot han hop vat lieu dong nhat.

- Gach terrazzo 2 lop: la qach diroc tao thanh bdi hai lop hen hop vat li¢u, trong do lop mat la lop

co tac dl,lng trang trf va chong tac de)ng co hoc tnrc tiep khi Slt dunq.

3.2 Phan loai•

G~ch terrazzo (terrazzo tiles)

San phElmdiroc tao thanh ta hen hop xi rnanq, ruroc, cot li¢u va co the; co phu gia, chat rnau. Be

mat g~ch nharn hoac rnai bong.

3.1

3 Djnh nghia va phan Ioal•I

TCVN 6415-6 : 2005 (ISO 10545-6 : 1995) Gach gom op lat - Phuong phap thlt - Phan 6: Xac dinh

de)ben mai man be mat doi vdi g~ch men phd men .•

TCVN 6065 : 1995 Gach xi rnanq lat nen.

TCVN 6355-2 : 1998 Gach xay - Phuong phap thlt - Phan 2: Xac dinh cuang de)uon.

TCVN 6355-3 : 1998 Gach xay - Phuong phap thlt - Phan 3: Xac dinh de)hut ruroc.

Cac tai li¢u vien dan sau can ap dunq dong thai tieu chudn nay. 80i vdi cac tai li¢u vien dan co ghi

narn ban hanh thi ap dunq ban diroc neu. 80i vci cac tai li¢u vien dan khong ghi narn ban hanh thi

ap dl,lng phien ban mdi nhat, bao gom ca ban slta d6i (neu co).

-2 Tal lieu vien dan• •

Tieu chuan nay ap dunq cho g~ch terrazzo lien ket xi rnanq dung cho cac conq trinh xay dl/ng.

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Terrazzo tiles

Gach terrazzo•

Xuat ban Ian 1

TCVN 7744 : 2007A'

QUaC GIA~

CHUANA

TIE U

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. M(tcTen khuyet t~t

Gilich terrazzo 2 lap Gilich terrazzo 1 lap•

1. Vet loi 16mlap mat co kich thircc kh6ng Ian han 1 mm, s61 1vet, kh6ng Ian hen?

••

2. Vet rurt, vet ran lap mat co chieu dai kh6ng qua 20 mm,1 1s6 vet, kh6ng Ian han

3. Vet sirt, va canh lap mat sau-khonq qua 1 mm, dai kh6ng1 1qua 10 mm, s6 vet, kh6ng Ian han

*) Kh6ng ap dunq cho cac loai san pham c6 be mat kh6ng ph~ng.

Bang 2 - Khuyet t,t ngo~iquan eho phep

- Khuyet tat nqoai quan cho phep cua san pham dLl<;1Cquy dlnh d Bang 2.

- Mau sac cua san pham trong cunq mot 10 phai dong deu.

5.1.1 Yeu cau nqoai quan

5.1 Yeu eau ngo~iquan va sai I~ehkieh thLtde

5 Yeu cau ky thuat

4.3 Gach terrazzo c6 kieu dang, kich trnroc va khac vdi Bang 1 dLl<;1Csan xuat theo yeu cau cua

khach hang nhLlng phai dam bao cac chi tieu ky thuat theo tieu chuan nay.

Hinh vuong Hinh chu nhat•

200 x 200 400 x 400 250 x 500

Kich thLtdC canh ben 250 x 250 500 x 500 300 x 600•

300 x 300 600 x 600 400 x 600

333 x 333 - -

Chieu day·) -

.)Do nha san xuat quy dinh.

Bang 1 - Kieh thLtde co ban cuag~ehterrazzo

Kfch thtroc tfnh bang milirnet

4.2 Kich thiroc co ban theo Bang 1.

4.1 Hlnh danq: hlnh vuonq, hlnh chii nhat.

4 Hinh d{ln9 va kich thltdC ce ban

TCVN 7744 : 2007

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Lay rnau thLt bat ky 0 cac v! trf khac nhau trong 16sao cho mau d~i dien ca 16d6.

se 1L1<;1ngvien mau lay tuy thuoc vao yeu cau phL1dng phap thLt can kiem tra.

Mau thLt dL1<;1Clay theo 16. L6 ta mot s6 1L1<;1ngqach cLIng loai c6 cLIng hinh dang, kfch thucc, rnau

sac dL1<;1Csan xuat voi cunq loai han hop vat li$u va lien tuc trong cunq mot thoi gian. ca 16th6ng

thL10ng 1 000 m2. Neu s6 1L1<;1ngg~ch nho hen 1 000 m2 coi nhu mot 16duo•

Mau qach terazzo de kiem tra cac yeu cau ky thuat theo dieu 5.2 phai dat t6i thieu 28 nqay sau khi

san xuat hoac scm hen theo thea thuan.• •

6 Lay mau

Ten chi tieuM(I'c

G~ch terrazzo 2 lap G~ch terrazzo 1 lap1. 8(> hut mroc, 0/0, khong Idn hen 8 3

2. 80 chiu rnai man• •

- rnai man sau, mrn", khonq lon hen - 184

- rnai man be mat, g/cm2, khong Idn hen 0,5 -.

3.8(> ben uon, MPa

- trung binh, khong nho hen 5,0 13,0

- cua tltng rnau, khong nho hen 3,5 12,0

Bang 4 - Cac chi tiiu CCI Iy

5.2 Cac chi tieu co Iy cua san pham phai phu hop voi quy dinh 0 Bang 4.

M(I'cTen chi tieu

G~ch terrazzo 1 lapG~ch terrazzo 2 lap

1. Sai It;lch chieu dai canh, 0/0, khong Idn hen. 0,5 0,3

2. Sai It;lch chieu day vien qach, mm

- doi voi chieu day < 40 mm, khonq Idn hen ±2 ± 1

- doi voi chieu day > 40 mm, khonq Idn hen ±3

3. Chieu day Idp mat, mm, khonq nho hen 8 -

4. 8(> th~ng canh, 0/0, khong Idn hon 0,3 0,3

5. 8(> ph~ng mat, 0/0, khong Idn hen 0,5 0,5

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Bang 3 - Mlrc sai I~ch cho phep ve kich thuec va hinh dc;tng cua san phim

5.1.2 Sai I$ch cho phep ve kich tmroc va hinh danq cua san pharn phai phu hop voi quy dlnh 0Bang 3.

-TCVN 7744 : 2007

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- £)0 chieu day lop-mat: Dung thuoc nivo c6 d(> chinh xac den 0,1 mm de do chieu day Idp mat,

Ket qua ta gia tr] do nho nhat cua chieu day Idp mat d tiet dien khi cat doi vien qach. Chieu day

Idp be mat khong dvc;Jcdo d g6c vat (xem Hlnh 1).

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- £)0 chieu dai va chieu r(>ng: Dung thiroc do khoanq each tal 3 diem khac nhau cua hai canh d6i

dien, chinh xac toi 0,1 mm. Kich thircc trung blnh cua canh la trung blnh c9n9 cua 3 Ian do.

- £)0 chieu day: Dung thircc kep do d diem giCracua earth vien qach, chfnh xac den 0,1 mm. Ket

qua la gia tri trung blnh cua 4 Ian do.

c) Cach tien hanh

Mau thL'lgam 10 vien gr;:tchnguyen.

b) Mau thLt

- tam dlfong kim lo~i c6 chieu day chuan, d(>chinh xac 0,1 mm.

- tmrec niva c6 do chinh xac 0,1 mm;•

- thU'oc calip ehuyen dl;.lng hoac thU'oc k~p c6 d(>chinh xac 0,1 mm;

a) Dunq cu do

7.1.2 Xac dinh kich thiroc•

- £)(>dong deu mau sac cua vien gr;:tchdiroc xac dinh bang each so sanh vdi mau chuan khi quan

sat tv khoanq each 1 m dVdi anh sang 300 Lux va dieu kien mau kho.

- 56 vet sirt vB, vet ran mrt, vet loi 16m diroc dem va quan sat bang mat thucnq, £)0 kich thtroc

cac vet khuyet tat nhu sut vB, vet ran mrt, vet loi 16m... bang tmrcc kep kim loal, chinh xac den

0,1 mm.

7.1.1 Kiem tra khuyet tat nqoai quan

7.1 Ki.r;m tra khuyet t~tngo~i quan va xac djnh kich thU'oc

7 Phlldng phap thlr

TCVN 7744 : 2007

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- £)0 de?ph~ng mat: £)~t thiroc nivo theo hai true dllong cheo tren be mat d~ lay mat ph~ng (xem

Hinh 3), dung tam dllBng kim 10<;1id~ do khe ho t<;10thanh giLla canh thiroc va mat do. Ket qua• •

ta tri s6 Ion nhat (cho loi hay 16m Ion nhat) xac dinh dtroc trong qua trinh do.

Hinh 2 £)0 d9 th~ngcanh

1 - Vien g~ch

2 - Tturoc do3 - Khe hd

-CHU DAN:

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- £)0 de?th~ng earth: Ep sat canh cua thuoc len canh can ki~m tra, dung tam dllBng kim 10<;1ixac

dinh khe ho Ion nhat tao thanh giLla thircc va canh can ki~m tra, chinh xac den 0,1 mm (xem

Hinh 2).

Hinh 1 - £)0 chleu day lap m~t•

2 va 5 - Chieu day nho nnat ldp mat:

4 va 7 - Chieu day vien g~ch.

-CHU DAN:

1 - Chieu sau ranh:

3 va 6 - Chieu day ldp mat;

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- ten, chung loai san pham; ,

- khoi 111<;1ngva kich thuoc san pham, pham cap;

- ten, dia chi noi san xuat:•

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Ghi nhan hang hoa tren bao g6i gem:•

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M~t sau hoac canh ben cua vien g~ch c6 nhan hang hoa cua co sa san xuat .•

•8.1 Ghi nhan

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?8 Ghi nhan, bao gai, bao quan va v~n chuyen

Theo TCVN 6355-2 :1998.

7.4 Xac dinh do ben uon• •

- Xac dinh do chiu mai man be mat: Theo TCVN 6065 : 1995.. . . ~

- Xac dinh do chiu rnai man sau: Theo TCVN 6415-6 : 2005.• • •

7.3 Xac dinh do chiu mai man• • •

Theo TCVN 6355-3 : 1998.

7.2 Xac dinh do hut nlloc• •

?3 - Khe ho

1 - Vien gach2 - Ttumc nlve

-CHU DAN:

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TCVN 7744 : 2007

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Gach terazzo duoc van chuyen bang rnoi phironq ti$n, khi boc xep san ph§m phai nhe nhanq, c§n

than, tranh s(tt me .•

8.4 V~nchuyin

Gach terazzo diroc bao quan trong kho, xep tltng 16theo chung loai va mau sac rieng biet,

8.3 Sao quan

Gach terazzo co the dl1<;1Cbao goi trong h9P. Tren bao bi phai ghi r6 so vien hoac so met vu6ng

tl1dng (lng, khoi 111<;1ngva kich truroc can thiet khac.

8.2 Sao goi

- vien d~n tieu chuan nay.

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- thang, narn san xuat;

.TCVN 7744 : 2007

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