紫荆牌砌筑水泥质量指针

BAUHINIA BRAND Masonry Cement

 

Description:   紫荆牌砌筑水泥BS5224 : 1995 MC-5

按英国标准 BS 5224:1995 技术要求测定

                     BAUHINIA BRAND Masonry Cement BS 5224:1995 MC-5

      Cement is tested in accordance with BS 5224:1995 requirements

 

项目

ITEMS

MC-5 BS 5224 : 1995

技术要求

REQUIREMENTS

典型数值

TYPICAL RESULTS

I.工作性能 Working Properties

A.工作性 (流动时间)

    Workability (Flow time)

---

4.0 sec

B. 保水性 Water Retention

80 ~ 95 % m/m

86 %

C. 含气量 Air Content

8 ~ 20 % V/V

10 %

II.物理性质 Physical Properties

A.初凝时间: Initial Setting Time

Not less than 60 min

250 min

终凝时间: Final Setting Time

Not more than 15h

330 min

B.安定性 Soundness

 Not more than 10 mm

1.0 mm

C.细度 90μm筛余

90μm Sieve Residue

Not more than 15 %

1.0 %

D.抗压强度 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.化学组成 Chemical Composition

三氧化硫Sulphuric Anhydride (SO3)

< 2.0 %

1.5 %

 

 

III备注 Remarks:本公司水泥产品质量符合一定的波动范围

                              The cement test results comply with the range of undulation.