Ramming Mix for Electric Arc Furnace

• Customization: Available
• Feature: Instant Materials
• Refractoriness (℃): 1580< Refractoriness< 1770
• Model NO.: Mgo 90% min.
• Shape: Powder
• Type: Refractory Material
• Material: Ceramic
• Transport Package: 1mt Polybag, 0.5mt Polybag
• Origin: China
• HS Code: 2519909990
• Production Capacity: 30000mt/ Per Year

Product Description

Ramming Mix For Electric Arc Furnace

A synthetic process of palletizing and high-temperature burning manufactures the product. A solid completely sintered layer is formed under high temperature. The material is widely used for ramming the bottoms and slopes of UHP electric furnaces, HP electric furnaces, RP electric furnaces, DC electric furnaces, and OHF.
 

Chemical composition and technical performance	Product Brand
	DHL-78	DHL-83		ZDL-20		ZDL-25	HT70
MgO (%)	≥ 78	≥ 82		≥ 81		≥ 80	63 ~ 69
CaO (%)	12 ~ 16	8 ~ 12		11 ~ 14		13 ~ 16	24 ~ 29
Fe2O3 (%)	4 ~ 6	4 ~ 6		3 ~ 5		3 ~ 5	4 ~ 6
Al2O3 (%)	≤ 0.6	≤ 0.6		≤ 0.6		≤ 0.6	≤ 0.6
SiO2 (%)	≤ 1.5	≤ 1.5		≤ 1.2		≤ 1.5	≤ 1.5
Grain size (mm)	0 ~ 6	0 ~ 6		0 ~ 6		0 ~ 6	0 ~ 6
Strength after burning under the following temperatures
1300ºC×3h (MPa)	≥ 10	≥ 10	≥ 8			≥ 8			≥ 8
1600ºC×3h (MPa)	≥ 35	≥ 35	≥ 35			≥ 35			≥ 35
Linear change rate after burning under the following temperature
1300ºC×3h (%)	0 ~ -0.5	0 ~ -0.5			0 ~ -0.5	0 ~ -0.5		0 ~ -0.5
1600ºC×3h (%)	-1 ~ -3.0	-1 ~ -3.0			-1 ~ -3.0	-1 ~ -3.0		-1 ~ -3.0
Comprehensive feature	Ceramic