Light weight refractory insulation bricks JM23 JM26 JM28
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Technical data sheet
| Item | JM23 | JM 26 | JM28 | JM 30 |
| Chemical Composition (%) | ||||
| Al2O3 | 42 | 56 | 67 | 73 |
| SiO2 | 55 | 41 | 30 | 24 |
| Fe2O3 | ≤1 | ≤0.8 | ≤0.7 | ≤0.7 |
| K2O + Na2O | 1.1 | 1.7 | 1.7 | 1.7 |
| Physical Properties | ||||
| Density (g/cm3) | 0.6 | 0.8 | 0.9 | 1 |
| Classification Temperature (°C) | 1300 | 1400 | 1500 | 1550 |
| Cold Crushing Strength (MPa) | 1.2 | 1.8 | 2.5 | 3.3 |
| Modulus of Rupture (MPa) | 1 | 1.7 | 2.3 | 3.1 |
| Permanent Linear Change (%) x 24hrs | ≤0.6 | ≤0.6 | ≤0.8 | ≤0.9 |
| Thermal Expansion (%) 1000°C | 0.5 | 0.52 | 0.52 | 0.53 |
| Thermal Conductivity (W/m.k) | ||||
| 350°C | 0.18 | 0.25 | 0.33 | 0.38 |
| 400°C | 0.2 | 0.29 | 0.35 | 0.4 |
| 600°C | 0.24 | 0.32 | 0.37 | 0.42 |
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.
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Certification: (ISO 9001:2015)
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