Sunward Refractories
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Products

Low Cement Castables
Sunward’s high strength low cement castables are made from superior refractory aggregate, ultra-fine powder, and special binder with low water content.
The advantages of Sunward’s low cement castable are:
1. High strength over a broad temperature range.
2. Excellent wear and corrosion resistance. 		product photo
Specification

Brand

SNC-W45

SNC- W55

SNC- W60

SNC- W70

SNC- W80

SNC- W 90

SNC-S85

SNC- S60

Properties

Bulk Density (g/cm3)
1500 (1000)℃ × 3 hrs

≧2.10

≧2.3

≧2.4

≧2.65

≧2.75

≧3.1

≧2.4

≧2.3

Cold Crushing Strength
(kg/cm2)
1450℃ × 3 hrs

≧600

≧600

≧550

≧500

≧600

≧750

(≧500)

(≧500)

Modulus of Rupture
(kg/cm2)
1450℃× 3 hrs

≧100

≧100

≧80

≧80

≧120

≧200

(≧200)

(≧180)

Chemical Composition
(%)
Al2O3
CaO
Cr2O3
SiC

 

≧45
≦2
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≧55
≦2
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≧60
≦2
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≧70
≦2
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≧85
≦2
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≧90
≦1
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---

 

---
---
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≧85

 

---
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≧60

Water Required (%)

7.5~8.5

6.5~7.5

6.5~7.5

6.0~7.0

5.5~6.5

5.0~5.5

7.5~8.5

7.5~8.5

Installation Method

Vibrating

 

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