| Customization: | Available |
|---|---|
| Feature: | Chemical Corrosion Resistance, Corrosion Resistance, Good Abrasion Resistance, Good Insulation Performance, High Mechanical Strength, High Melting Point, Thermal Shock Resistance |
| Production Process: | Casting High Temperature Firing |
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| Chemical and Physical Properties | SNLWB-85 | SNLWB-90 | SNLWB-95 |
| Al2O3 +MgO % min | 85 | 90 | 95 |
| Cr2O3 (C) % min | 0 | 2.5 | 2.5 |
| Apparent porosity g/cm3% max | 15 | 13 | 13 |
| Bulk density g/cm3 % min | 3.0 | 3.05 | 2.9 |
| Normal temperature Compressive strength (MPa) min | 80 | 100 | 100 |
| Breaking strength 1500°C×3hmin | 23Mpa | ||
| Chemical and Physical Properties | (Well block) | (purging plug) | |
| AL2O3 % | >=85 | >=85 | |
| MgO% | 3-5 | 1-3 | |
| Cr2O3 % | ----- | >2.4 | |
| Bulk density g\cm3 | >=3.0 | >=2.9 | |
| Apparent Porosity % | <=16 | <=18 | |
| Cold crushing strength Mpa | 110ºC*24h | >=60.0 | >=80.0 |
| 1500ºC*3h | >=100.0 | >=80.0 | |
| Refractoriness under load : ºC | >=1680 | >=1680 | |
| Modulus of rupture 1400ºC *1h Mpa Mpa | >=15.0 | >=15.0 | |
| Linear change 1500ºC*3h % | ±0.2 | ±0.2 | |
| air permeability, m3/hour at P=4 bar | 30M3/H | ||
| Item | Core | Outer |
| Al2O3/(%) | ≥85 | ≥85 |
| Al2O3+MgO+Cr2O3 /(%) | ≥93 | ≥90 |
| Bulk density/(g/cm3) | ≥3.0 | ≥3.0 |
| Porosity/(%) | ≤18 | ≤15 |
| Crushing strength/(MPa) | ≥90 | ≥60 |
| Refractoriness underload/(T0.2,C) | ≥1650 | ≥1650 |
| Ventilation volume(0.4MPa), m3/h | 6-50 | |
Shandong Sinorefractory New Materials Co., Ltd (SinoRefractory) has been focusing on international marketing of flow control refractories in iron and steel industry for 17 years.
Our Purge Plug Factory Photos:
1. Professional in Technical Support
We have over 100 experienced technical engineers ranging from slide gates to purge plug and NFC, capable of providing comprehensive advice or solution from pre-sales to after-sales procedures.
2.Efficient in Communication
Professional and effective sales team will lower the communication cost to minimum. Getting what you need in shortest time and Supplying what you will need precisely.
3.Strict in Ouality Control
Advanced testing instruments have been set to further increase standards on pre-factory testing. We are striving to reduce the error rate below 0.01%. Making sure each product arrives at customers'warehouse in perfect condition.
4.Forty years production experience
Focusing on producing high quality slide gate refractories ever since 1983, with over 17 years experience in international trading, Fully familiar with complete procedure of exporting and importing.
5.Experienced in after-sale services
The deal is not end of our cooperation, it's just the beginning.Our services just start from cooperation, we will follow the performance and feedback of each delivery.
6.On-Site Follow up
Our team "sales+engineer" is available for on-site follow up in worldwide steel plants. With a direct visit on site, we can offer best solution to steelmakers for saving budge per ton steel.
Our Production&Testing Equipment:
Q 1:How can I receive best materials or products for my application ?
A: Please send drawing and steelmaking condition to us for evaluation.
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