VA8008 HIGH TEMP. ROLLER WITH SUPER THERMAL SHOCK RESISTANCE
VA8008 HIGH TEMP. ROLLER WITH SUPER THERMAL SHOCK RESISTANCE
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Maximum service temperature up to 1380°C, adopting the lastest NANO technology and special raw materials in new composition, the VA8008 has the excellent performence to the thermal shock due to its high density, strong rigidity and good toughness! Which make the VA8008 can be replaced at anytime during the production in the firing zone of the kiln . You  could witness the amazing of high multiple utilization after using our VA8008!

- With super strong thermal shock resistance;

- Can be re-pull out and reput inside during production without low down the temperature;

- Annual consumption (=cost) could be reduced more than 60%.

                              VA8008  CHEMICAL & PHYSICAL CHARACTERISTICS
ITEMSVA8008 (SUPER HIGH-TEMP.)
MAX. SERVICE TEMPERATURE1380℃
REFRACTORY DEGREE1750~1800℃
RATE OF WATER ABSORPTION4.0~6.0%
ANTI-BENDING STRENGTH62~74MPa
THERMAL SHOCK RESISTANCE★★★★★★
Al2O3 CONTENT76~78%
ZrO2 CONTENT0
SiC CONTENT0
METAL SI CONTENT0
                                                          STANDARD DIMENSIONS
DIAMETERS (mm)LENGTH (mm)DIAMETERS (mm)LENGTH (mm)
65~803000 ~ 5300402000 ~ 3500
602700 ~ 5000362000 ~ 3300
552700 ~ 5000352000 ~ 3200
522400 ~ 500033.71800 ~ 3100
502400 ~ 4600321800 ~ 3100
452200 ~ 380020-311600 ~ 3100
422200 ~ 380012-191200 ~ 2800