TRL 62 D
FURMATS offer Burnt Magnesia-Chrome Brick including TRL CMNS for Back up lining of ladle, AOD ,LD Converter and Non-ferrous Industry
PRODUCT DESCRIPTION
Fired Dense High Alumina Brick
CONTROL PROPERTIES
| CONTROL PROPERTIES | |||||||
| CHEMICAL ANALYSIS (Calcined Basis) | UNIT by wt | VALUE | TEST METHOD | ||||
| Typical | Limit | ||||||
| Al2O3 | % | 62.8 | ≥ 62.0 | By XRF | |||
| Fe2O3 | % | 1.2 | ≤ 1.50 | ||||
| PHYSICAL PROPERTIES | UNIT | ||||||
| Bulk Density | gm/cc | 2.48 | ≥ 2.45 for Length ≤ 230 mm | ISO 5017 : 1998 | |||
| 2.45 | ≥ 2.40 for Length ≥ 350 mm & Complex Shape | ||||||
| App. porosity | Vol.% | 18 | ≤ 19.0 for Length ≤ 230 mm | ISO 5017 : 1998 | |||
| 21 | ≤ 22.0 for Length ≥ 350 mm & Complex Shape | ||||||
| CCS | kg/cm2 | 580 | ≥ 550 for Length ≤ 230 mm | ISO 10059-2 : 2003 | |||
| 480 | ≥ 450 for Length ≥ 350 mm & Complex Shape | ||||||
| SUPPLEMENTARY PROPERTIES (FOR INFORMATION ONLY) | |||||||
| PLC, 1500°C/2hrs | % | 0.2 | -0.50 to +0.50 | ISO 2478 : 1987 (L = V/3) | |||
| RUL(ta) at 2kg/cm2 load | °C | 1570 | ≥ 1550 | IS 1528 (Part 2) : 2003 | |||
| PCE (Refractoriness) | °C | 36 | ≥ 36 | ISO 528 : 1983 | |||
| Control Dimensions | AQL 6.5% for critical dimensions (ISO 5022 Table – 3) | ||||||
| Sampling/Acceptance | ISO 5022, Table 4 or Table 10(AQL4%) | ||||||
| Shelf Life | 36 months from the date of manufacture when stored under shed & free from moisture. | ||||||
Note: 1) The typical technical data shown are based on average results on production samples and are subjected to normal variation on individual tests. Hence, it cannot be taken as specification.
2) The above specification is valid for solid pressed standard items only.