120 N-17 English Letter
2
FOR PRECISION MACHINED SHAPES N-17 REFRACTORY BOARD APPLICATIONS: • Transition plates • Continuous caster tips • Baffle plates • Trough liners • Floats • Machined spouts • Head boxes ADVANTAGES: • Asbestos-free • Low thermal conductivity • Resistant to thermal shock • Non-wetting • Good machining characteristics COMPOSITION: SiO 2 49.4% CaO 43.5% Al 2 O 3 0.3% Fe 2 O 3 0.3% Pyrotek N-17 is a graphite fiber reinforced, high purity, calcium silicate board developed exclusively for the non-ferrous casting industry. The patented formulation of Pyrotek N-17 makes it unparalleled in strength, low shrinkage and resistance to thermal shock. Our machine shops are equipped with CNC tooling equipment to produce complex components to customer specifications. Pyrotek's worldwide locations provide fast reliable service. Please contact us for additional information.
description
Letter
Transcript of 120 N-17 English Letter
FOR PRECISION MACHINED SHAPES
N-17 REFRACTORY BOARD
APPLICATIONS:• Transition plates• Continuous caster tips• Baffle plates• Trough liners• Floats• Machined spouts• Head boxes
ADVANTAGES:• Asbestos-free• Low thermal conductivity• Resistant to thermal shock• Non-wetting• Good machining
characteristics
COMPOSITION:SiO2 49.4%CaO 43.5%Al2O3 0.3%Fe2O3 0.3%
Pyrotek N-17 is a graphite fiber reinforced, high purity,calcium silicate board developed exclusively for thenon-ferrous casting industry. The patented formulationof Pyrotek N-17 makes it unparalleled in strength, lowshrinkage and resistance to thermal shock. Our machineshops are equipped with CNC tooling equipment toproduce complex components to customer specifications.
Pyrotek's worldwide locations provide fast reliableservice. Please contact us for additional information.
N-17 TECHNICAL DATA:
Available formsBoards: 2490 mm x 1219 mm
98 in x 48 in
Available thickness13,19, 25, 27, 32, 38 mm44, 51, 64, 75, 100 mm0.5, 0.75, 1, 1.08, 1.25, 1.5 in1.75, 2. 2.5, 3, 4 in
Thermal conductivity°C °F W/(m . K) BTU-in/ft2/hr°F100 210 0.10 0.72200 390 0.11 0.79300 570 0.12 0.86400 750 0.13 0.92
Screw grip (Pull)Penetration depth
mm in kg lbs19 0.75 110 24022 0.87 115 250
Thermal shrinkage after 24 hours°C °F Linear % Thickness %650 1200 0.10 0.69700 1290 0.18 1.27750 1380 0.20 1.36850 1560 0.20 1.50
1000 1830 0.35 2.40
Note: The physical and chemical properties listed represent typical, average values obtained in accordance with accepted test methodsand are subject to normal manufacturing variations. They are supplied as a technical service and are subject to change without notice.
PRINTED IN THE USA BY PYROTEK, INC. • E. 9503 MONTOGMERY AVE. SPOKANE WA 99206 PHONE (509) 926-6212 • FAX (509) 927-2408 • PY-05-95-120www.pyrotek.info • e-mail: [email protected]
Physical PropertieS
Density801 kg/m3
50 lbs/ft3
Loss on ignition8% max.
Coefficient of thermal expansion7 x 10-6/°C4 x 10-6/°F
Maximum service temperature 850°C1560°F
Continuous service temperature 850°C1560°F
Compressive strength16 MN/m2
2340 lbs/in2
Modulus of rupture8 MN/m2
1206 lbs/in2
Please contact us for additional information.
