COMPANY	PRODUCTS	UNSHAPED REFRACTORIES	ISO9002 CERTIFICATION
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Unshaped Refractories:------Specialized Refractoriy Castables

Quality Crundum-spinel Crundum-spinel Al2O3-SiC-C Al2O3-SiC-C Code GD-AM185D GD-AM185E GD-ASC61 GD-AS21 Properties Normal Normal Normal Normal Bulk Density(g/cm3) ≥3.10 ≥3.10 ≥2.90 ≥2.75 Modulus of rupture,MPa 110° C×24h ≥7 ≥6 ≥4 ≥7 1000° C×3h - - ≥6 ≥10 1500° C×3h ≥10 ≥9 ≥8 ≥12 Cold crushing strength,MPa 110° C×24h ≥35 ≥30 ≥25 ≥50 1000° C×3h - - ≥50 ≥70 1500° C×3h ≥70 ≥60 ≥60 ≥90 Permanent linear change(%) 1000° C×3h - - - - 1500° C×3h 0～+1.0 0～+1.5 0～+0.5 0～+0.5 Chemical analysis(%) Al2O3 ≥90 ≥85 ≥68 ≥60 MgO 3-5 ≥8 - - SiO2 ≤1.0 ≤1.0 ≤4.5 ≤25 SiC - - ≥18 ≥10 CaO ≤2 ≤2 1-3(c) - Additive water(casting)(%) 5.0-5.5 4.8-5.3 5.3-5.7 6-7 Application area De-Si titling runner for blast furnace IR-UT refining lance KR mixer leaves KR mixer leaves Tap hole of electric-arc furnace

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Company：KaiFeng GaoDa New Type Refractory Material Factory

Address:West of XiaoWangTun ZhenBian Road KaiFeng City, HeNan Province,China

Postalcode:475003

URL: http://www.gdxxnh.com

E-mail:kfgd@gdxxnh.com

Fax:(86)-378-3922186 Tel:(86)-378-3922687 Mobile:13703786552

Greenwood Impex Inc.

18125 Camino Bello,#3 Rowland Heights,CA 91748

Fax:(1)-530-734-2238 Tel:(1)-626-810-3656

E-mail:USA@gdxxnh.com