

Feature
Low thermal conductivity
Excellent acid and base slagging resistance
High refractoriness
Excellent thermal shock resistance
Excellent mechanical strength
Items |
Technical Data |
||||
International code name |
SK35 |
SK36 |
SK37 |
SK38 |
SK40 |
Chinese code name |
LZ-48 |
LZ-55 |
LZ-65 |
LZ-75 |
LZ-80 |
Al2O3 min % |
48 |
55 |
65 |
75 |
80 |
Fe2O3 max % |
2 |
2 |
2 |
2 |
2 |
Refractoriness oC min. |
1750 |
1770 |
1790 |
1790 |
1790 |
Refractoriness under Load C min. |
1420 |
1470 |
1500 |
1520 |
1530 |
Permanent Linear Change % |
1450 C×2h |
1500 C×2h |
1500 C×2h |
1500 C×2h |
1500 C×2h |
+0.1~-0.4 |
+0.1~-0.4 |
+0.1~-0.4 |
+0.1~-0.4 |
+0.1~-0.4 |
|
Apparent Porosity max. % |
22 |
22 |
23 |
23 |
21 |
Cold Crushing Strength mim. |
39 |
44 |
49 |
54 |
65 |
Production capacity: Our factory actively response to government environmental protection policy, we designed and built the fully automatic controlled high temperature gas tunnel kiln (1700℃), and got capacity of annual output 70,000 tons of high quality refractory products.




Packing details:
★Bricks: Fumigated wooden pallet with log paperboard covered and stainless steel band strapping, the whole outside is wrapped with thermoplastic film. Or carton packaging.
★Wooden pallet size: usually 92*92cm (standard brick)
★Castable: Ton bag with rain film and 25kg bags inside
★Or according to customer’s requirements




Transportation
★Port of dispatch: Tianjin port; Qingdao port
★Delivery time: According to customer’s demand or two sides negotiate




We provide you
★Timely response: Timely response to your inquiry within 24 hours and provide solution.
★Competitive Price: Make the products competitive in your market.
★Free sample: Free sample are offered, trial order are accepted for quality evaluation.
★Strict quality control: We set Quality Management System, from the raw material to finished products, produce high quality products according to chemical & physical specifications strictly to satisfy customers’ needs.
★Fast delivery time: Within 3-30 days according to your quantity after receiving your advance payment.
★ Professional services: Provide pictures from order to delivery. Inspect report by our country’s designated authority and oversea services if necessary.
We are here for you!




Certification: (ISO 9001:2015)
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