紫荊牌砌築水泥品質指標

BAUHINIA BRAND Masonry Cement

 

Description:   紫荊牌砌築水泥BS5224 : 1995 MC-5

按英國標準 BS 5224:1995 技術要求測定

                     BAUHINIA BRAND Masonry Cement BS 5224:1995 MC-5

      Cement is tested in accordance with BS 5224:1995 requirements

 

項目

ITEMS

MC-5 BS 5224 : 1995

技術要求

REQUIREMENTS

典型數值

TYPICAL RESULTS

I.工作性能 Working Properties

A.工作性 (流動時間)

    Workability (Flow time)

---

4.0 sec

B. 保水性 Water Retention

80 ~ 95 % m/m

86 %

C. 含氣量 Air Content

8 ~ 20 % V/V

10 %

II.物理性質 Physical Properties

A.初凝時間: Initial Setting Time

Not less than 60 min

250 min

終凝時間: Final Setting Time

Not more than 15h

330 min

B.安定性 Soundness

 Not more than 10 mm

1.0 mm

C.細度 90μm篩餘

90μm Sieve Residue

Not more than 15 %

1.0 %

D.抗壓強度 Compressive Strength

(水泥::= 1 : 3 : 0.5)

 

七天: 7 Day

---

5.0 MPa

廿八天: 28 Day

5 ~ 15 MPa

10.0 MPa

ΠI.化學組成 Chemical Composition

三氧化硫Sulphuric Anhydride (SO3)

< 2.0 %

1.5 %

 

 

III備註 Remarks:本公司水泥產品質量符合一定的波動範圍

                              The cement test results comply with the range of undulation.