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Shijiazhuang BKDR Metallurgical Science & Technology Co.,Ltd

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    • High Carbon HSS Rolls

    High Carbon HSS Rolls

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 1000mt/month
    • Min. Order: 5 Piece/Pieces
    • Barrel Diameter: 700mm Maximum: Unit Weight: 10mt Maximum
    High Carbon Graphite High Speed Steel Rolls High Carbon Graphite High Spped Steel Rolling Rolls usually short as HCHSS Rolls Because of the advantages of excellent wear resistance good accident resistance and roll shape retention ability high speed steel roll has been widely used in the front stand of hot strip mill...
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    • HiC-HSS ROLLS

    HiC-HSS ROLLS

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 1000mt/month
    • Min. Order: 5 Piece/Pieces
    • Barrel Diameter: 700mm Maximum: Unit Weight: 10mt Maximum
    High Carbon Graphite High Speed Steel Rolls High Carbon Graphite High Spped Steel Rolling Rolls usually short as HCHSS Rolls Because of the advantages of excellent wear resistance good accident resistance and roll shape retention ability high speed steel roll has been widely used in the front stand of hot strip mill...
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    • High Efficiency Desulfurizer

    High Efficiency Desulfurizer

    • Brand: BKDR
    • Packaging: 1 MT big bag/ 25kg bags into big bag
    • Supply Ability: 1000mt/month
    • Min. Order: 1T Bag/Bags
    • Product Type: Lump
    In the production prcoess of composite cerntrifugal roll because of the different material of the core and the outer working layer of the composite centrifugal roll if the Sulfur content in working layer are high the bonding layer will form MgS impurity at same time the bonding layer will become low strength gray iron...
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    • Low Slicon Nodularizer
    • Low Slicon Nodularizer
    • Low Slicon Nodularizer

    Low Slicon Nodularizer

    • Packaging: 1 MT big bag/ 25kg bags into big bag
    • Supply Ability: 1000T/month
    • Min. Order: 1T Bag/Bags
    • Product Type: Lump
    • Material: FeSi
    Low Silicon Nodularizer The production of ductile iron with low overall yield will lead to overstock of foundry returns using low silicon nodularizer can increase the recycling ratio of foundry returns thus can reduce the ratio of new pig iron steel scrap and the production cost adopting low silicon nodulizer is a...
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    • Low Ti Ferro Chromium

    Low Ti Ferro Chromium

    • Brand: BKDR
    • Packaging: 1mt big bag
    • Supply Ability: 2000mt/month
    • Min. Order: 25 Metric Ton
    • Product Type: Lump
    Low Ti High Carbon Ferro Chromium 1 Characteristic Ferrochromium is the alloy of chromium and iron and is hard and brittle According to the carbon content it is divided high carbon ferrochromium 4 0 9 0 medium carbon ferrochromium 1 0 4 0 low carbon ferrochromium 0 2 1 and micro carbon ferrochromium carbon less than0...
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    • Low/Micro Carbon Ferro Chromium
    • Low/Micro Carbon Ferro Chromium

    Low/Micro Carbon Ferro Chromium

    • Brand: BKDR
    • Packaging: 1mt big bag
    • Supply Ability: 2000mt/month
    • Min. Order: 25 Metric Ton
    • Carbon Content: Low Carbon
    Low carbon ferrochromium 1 Characteristic Ferrochromium is the alloy of chromium and iron and is hard and brittle According to the carbon content it is divided high carbon ferrochromium 4 0 9 0 medium carbon ferrochromium 1 0 4 0 low carbon ferrochromium 0 2 1 and micro carbon ferrochromium carbon less than0 15 2...
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    • Low Si High Carbon Ferro Chromium

    Low Si High Carbon Ferro Chromium

    • Brand: BKDR
    • Packaging: 1mt big bag
    • Supply Ability: 2000mt/month
    • Min. Order: 25 Metric Ton
    • Product Type: Lump
    Low Silicon High Carbon Ferro Chromium 1 Characteristic Ferrochromium is the alloy of chromium and iron and is hard and brittle According to the carbon content it is divided high carbon ferrochromium 4 0 9 0 medium carbon ferrochromium 1 0 4 0 low carbon ferrochromium 0 2 1 and micro carbon ferrochromium carbon less...
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    • Ferro Silicon Desoxidiant

    Ferro Silicon Desoxidiant

    • Packaging: 1mt big bag
    • Supply Ability: 2000mt/month
    • Min. Order: 25 Metric Ton
    • Product Type: Lump
    • Material: FeSi
    Ferro Silicon Ferro Silicon Used as deoxidizer and alloy agent in steelmaking industry In order to obtain steel with qualified chemical composition and ensure the quality of steel deoxidization must be carried out in the last stage of steelmaking The chemical affinity between silicon and oxygen is very great so...
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    • Section Mill Roll Ring
    • Section Mill Roll Ring

    Section Mill Roll Ring

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 1000mt/month
    • Min. Order: 2 Piece/Pieces
    • Barrel Diameter: 1500mm Maximum: Unit Weight: 10mt Maximum
    Section Mill Roll Ring can be produced by static casting or centrifugal casting The Strength of the Roll Collar depend on the material of the collar and the depth of the groove The width of the roll collar usually depend on the experience For Middle and small mills the wide can be 50 100mm For three high blooming...
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    • Ferro Silicon Barium Deoxidant

    Ferro Silicon Barium Deoxidant

    • Packaging: 1mt big bag
    • Supply Ability: 2000mt/month
    • Min. Order: 25 Metric Ton
    • Product Type: Lump
    • Material: FeSi
    Ferro Silicon Barium Ferro Silicon Barium is a long effect innoculant which Used for inoculation treatment of gray iron and ductile iron refine graphite reduce white cast Used for inoculation treatment of gray iron and ductile iron which with the strict requirements of gas tightness leakage Such as manufacture the...
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    • Hi Chrome Cast Iron Rolls

    Hi Chrome Cast Iron Rolls

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 1000mt/month
    • Min. Order: 5 Piece/Pieces
    • Barrel Diameter: 1500mm Maximum: Unit Weight: 25mt Maximum
    High Chromium Rolls This type of rolls is High Chromium Centrifugal Duplex Rolls produced from high alloy material whose microstructure is bainite and chrome carbides the core of the rolls is filled with spheroidal graphite cast iron the carbide morphology in the outer microstructure is no longer M3C type but becomes...
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    • Pearlitic Nodular Cast Iron Rolls

    Pearlitic Nodular Cast Iron Rolls

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 1000mt/month
    • Min. Order: 5 Piece/Pieces
    • Barrel Diameter: 1500mm Maximum: Unit Weight: 25mt Maximum
    Pearlitic Nodular Cast Iron Rolls Pearlitic nodular cast iron rolls aslo called SGP rolls which are obtained by adding alloy elements of Ni Cr Mo into the nodular cast iron and following special heat treatment Pearlitic nodular rolls have high strength good thermal properties and resistance to emergencies as well as...
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    • Adamite Vertical Rolls

    Adamite Vertical Rolls

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 1000mt/month
    • Min. Order: 5 Piece/Pieces
    • Barrel Diameter: 1500mm Maximum: Unit Weight: 25mt Maximum
    Adamite Vertical Rolls Adamite is a material mechanical properties and carbon content of which stands between steel and iron Owing to its alloy elements such as Ni Cr Mo etc there are some amount of carbides in the matrix and because of certain special heat treatment technology high wearability good toughness and...
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    • Enhanced Indefinite Chill Cast Iron Rolls

    Enhanced Indefinite Chill Cast Iron Rolls

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 2000mt/month
    • Min. Order: 5 Piece/Pieces
    • Barrel Diameter: 1500mm Maximum: Unit Weight: 25mt Maximum
    Enhanced Indefinite Chill Cast Iron Rolls The enhanced indefinite chilled cast iron roll is developed basing on the traditional ICDP By adding the element of V W Ti Nb the wear resistance of the En IDCP is improved carbide morphology and graphite can be refined and the microstructure changes little from inside to...
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    • Pearlitic Nodular Cast Iron Rolls
    • Pearlitic Nodular Cast Iron Rolls

    Pearlitic Nodular Cast Iron Rolls

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 1000mt/month
    • Min. Order: 5 Piece/Pieces
    • Barrel Diameter: 1500mm Maximum: Unit Weight: 25mt Maximum
    Pearlitic Nodular Cast Iron Rolls Pearlitic nodular rolls are obtained by adding alloy elements of Ni Cr Mo into the nodular cast iron and following special heat treatment Pearlitic nodular rolls have high strength good thermal properties and resistance to emergencies as well as small hardness gradient of working...
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    • Section Mill Edger Rolls
    • Section Mill Edger Rolls

    Section Mill Edger Rolls

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 1000mt/month
    • Min. Order: 5 Piece/Pieces
    • Barrel Diameter: 1500mm Maximum: Unit Weight: 25mt Maximum
    Edger Rolls also called as vertical rolls the center line of the rolls vertically to the horizontal line used for descaling and edging section mill H beam mill angel steel mill channel steel mill deformed bar mill or rebar mill Material Adamite alloy adamite alloy cast steel alloy cast iron or as per the customer s...
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    • Smelting Nodularizer
    • Smelting Nodularizer

    Smelting Nodularizer

    • Packaging: 1mt big bag
    • Supply Ability: 2000mt/month
    • Min. Order: 25 Metric Ton
    • Product Type: Lump
    • Material: FeSi
    Smelting Nodularizer The nodularizer is one of the most important material in the manufacturing process of spheroidal graphite iron and in low carbon grades of steel due to their low carbon content the main content is FeSiMg FeSiMg mainly used as Deoxidizer and desulfurizer in steel making nodularizer in cast iron...
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    • Graphite Cast Steel Rolls

    Graphite Cast Steel Rolls

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 1000mt/month
    • Min. Order: 5 Piece/Pieces
    • Barrel Diameter: 1500mm Maximum: Unit Weight: 25mt Maximum
    Graphite Steel Rolls The characteristics of Graphite Steel Rolls are similar to those of Adamite Rolls The main character is that it contains a small amount of fine graphite in its microstructure which will increase its resistance to fire crack and prevent oxidized scales from adhering They are suitable for blooming...
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    • High Speed Steel Rolls
    • High Speed Steel Rolls

    High Speed Steel Rolls

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 1000mt/month
    • Min. Order: 5 Piece/Pieces
    • Barrel Diameter: 700mm Maximum: Unit Weight: 10mt Maximum
    High Speed Steel Rolls High Spped Steel Rolling Rolls usually short as HSS Rolls the microstructure of HSS Rolls shows fine and diffuse carbide of MC and M6C embedded in the Martensite The performance of wear resistance thermal hardness and thermal fatigue resistance of HSS roll is excellent So it is widely used for...
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    • Adamite Rolls

    Adamite Rolls

    • Brand: Zhengkun
    • Packaging: Inner plastic film and outer corrugated sheet, in steel case
    • Supply Ability: 1000mt/month
    • Min. Order: 5 Piece/Pieces
    • Barrel Diameter: 1500mm Maximum: Unit Weight: 25mt Maximum
    Adamite Rolls Adamite is a material mechanical properties and carbon content of which stands between steel and iron Owing to its alloy elements such as Ni Cr Mo etc there are some amount of carbides in the matrix and because of certain special heat treatment technology high wearability good toughness and excellent...
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