T pipes Flexible ceramic rope sample order send out to Kuwait today, this clients asked us customized with them requirements.
After chatting, we reach an agreement, and following them comments ahead, following is the paremeters:
1)、10mm dia T pipes Flexible ceramic rope 2.7kva, 60volt, 45amp, 80/20, 19 single strands, 1200C max, 4.5meter/pc
2)、10mm dia T pipes Flexible ceramic rope 3.6kva, 60volt, 45amp, 80/20, 19 single strands, 1200C max, 7meter/pc
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PartI Technical Specification
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Table1#:95% ceramic beads
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Serial
Number
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Project
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Technical Standard
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Guarantee Value
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1
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ceramic bushing（flake）softening temperature
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≤1200℃
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≤1200℃
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2
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ceramic bushing（flake）insulation strength
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＞20 kV/mm
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＞20 kV/mm
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3
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ceramic bushing（piece）thermal shock property
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no crack for three times from750℃of the product quenching into25℃ of water
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no crack for three times
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4
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component of ceramic plate（alumina content）
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95%
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95%
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5
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pressure resistance of heater
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no breakdown under 2000 V lmin
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no breakdown
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6
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insulation resistance of heater
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below 400℃≥100 MΩ
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100 MΩ
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7
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high temperature leakage of heater
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at 750 ℃≤0.5Ma/kW
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0.5Ma/kW
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9
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dimension error of effective heating part
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rope type heater, finger shapeheater≤1％,flaky shape heater≤3％
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rope type heater, finger shapeheater≤1％,flaky shape heater≤3％
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Table2#:Cr20Ni80 resistance wire
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Product Name:Cr20Ni80
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Issued Date
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March.3,2022
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Product Standard: GB/T1234-1995
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Standard
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Testing Result
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Element
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Content
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Content
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Ni
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Margin
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Margin
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Cr
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20.0-23.0
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22.28
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C
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≤0.08
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0.053
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Mn
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≤0.6
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0.35
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Si
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0.75-1.60
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1.50
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S
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＜0.015
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0.01
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P
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≤0.020
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0.0038
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Fe
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＜1.0
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0.68
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Al
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＜0.50
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0.39
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Specific Resistance (μΩm)
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1.08-1.18
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1.08-1.18
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Ductilityδ (%)
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≥20
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31.45
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Tensile Strength (Mpa)
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≤880
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794.35
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