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Aluminum Silicate Felt Bar
According to different customer requirements, we have developed new products in series, including high density aluminum silicate board bar,rockwool board bar and composite bar for fireproof door and aluminum silicate felt for rolling curtain door .The development of these products has lowered engineering cost,reduced waste of raw material and raised work efficiency.
These products are manufactured with high precision, high density aluminum silicate board cut lengthwise and crosswise with precision equipment.


Production Technique
These products are manufactured with high precision,high density aluminum silicate board cut lengthwise and crosswise with precision equipment.¡¡¡¡
Specifications
Density £º140£­400kg/m3
Thickness£º10-100mm
Length £º400¡¢600¡¢800¡¢1200mm
Width £ºAccording to customer request.And can be made into composite shaped
materials on customer request.
¡¡
Product Characteristics
These products has the following features apart from the property of standard aluminum silicate board:
1¡¢Even better thermal insulation and fire resistance.
2¡¢Even easier and faster execution of works.
3¡¢High pressure strength and excellent machining performance.
4¡¢The size can be precise to +/-1mm.

Application
1¡¢Fire resistance and heat preservation for fire doors, fire rolling curtains(gates).
2¡¢In industrial equipment,purification equipment and heating equipment.

Technical specifications

ltem
Aluminum silicate board bar
Bulk density£¨kg/m3£©
110-400
100-130
110-300
Fiber diameter(¦Ìm)
3-5
3-5
4-7
Permanent linear shrinkage rate(%)Constant temperature for 24 hours)
£­4.0(900£­1000¡æ)
£­4.0¡¡1000¡æ
Reshrinking temp.after heated :660¡æ
Slag nodule content(%)
14.5
14.0
5.0
Heat conductivity under different hot surfaces(w/m.k)
0.042( 70¡æ)
0.126(600¡æ)
0.159(800¡æ)
0.032(20¡æ)
0.096(400¡æ)
0.132(600¡æ)
0.041( 70¡æ)