Purchase Qty. Reference FOB Price
10-19 Pieces US$3.00
20-149 Pieces US$2.00
150+ Pieces US$0.99
Product Description
SiO2 30~40% AI2O3 55~65% R2O ~2% RO 4~8% Compression strength>100kg/cm2 2kg softening point 1350C Refractoriness 1750C Max working temperature: 1200C Standard size: ID 15~200cm; OD 20~240cm Roller is a kind of refractory material in roller kiln, as the role of bearing and transmission in the ...