罗德曼美国有限公司是一家在全球范围内经营多元化工业产品的贸易公司,产品包括 水泥(Cement ):
1.原产地(ORIGIN): RUSSIA 和其他产地
2.产品名称( COMMODITY): PORTLAND CEMENT 42.5 R&N
3.基本定量(MIN ORDER QUANTITY): 12,500 吨 * 12 MONTHS
4.合同期间( CONTRACT PERIOD): 年单(ANNUAL CONTRACT)
5.规格( SPECIFICATION) : 根据互相商量(We could discuss).
Chemical Analysis Parameter
Silicon Dioxide ( SIO2) 20,840% minimum 21.00 MAX
Aluminium Oxide (A1203) 5.30
Aluminium Trioxide(AL 2O3 ) 4,3% to 6,0% maximum
Ferric oxide (Fe 203) 3,30%? to 6,0% maximum
Calcium Oxide (CaO) 62,2% to 67,0% max
Magnesium Oxide (MgO) 1,10% min ,max 4,o%
Sulphur trioxide (SO3) 2,70%, ASTM C 563 optimum 3,0% maximum
Loss On Ignition (LOI) .90% to 3,0% maximum
Insoluble Residue 0,20% to 0,75% maximum
Dicalcium Silicate (C2S) 15.00 %
Alkalies as Na2O 0,4% to 0,60%
Tricalcium Silicate (C3S) 60,0%? to 68%
Tricalcium Aluminous Ferric (C4AF) 9.76 %
Tricalcium Aluminates (C3A) 8,05% to 9,80% maximum
Physical Analysis Parameter
Blaine surface, m2/kg 370 to 380 %passing 325 mesh sieve 95,1 to 93,5
Not more than 375
Final 235
Air content 7,7% 12% maximum
Autoclave Expansion 0,02% to 0,80%minimum
Compressive Strength,p.s.i. (MPa)
1 day 2430 (16,8) >2100
3days 230 KG/CM2
7days 305KG/MC2
28days? 420KG/CM2
* 备注(Remarks): 我们公司能提供给客户其他规格的产品
* 我们希望需要其他规格产品的客户先提供给我们有关的规格为我们的研究和确认
6.付款方式(PAYMENT) : In cash 100%, against presentation of shipping documents on maturity
Date
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