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Shijiazhuang BKDR Metallurgical Science & Technology Co.,Ltd

Back Up Rolls - manufacturer, factory, supplier from China

(Total 24 Products for Back Up Rolls)

  • Cold Rolling Mill Back-up Rolls

    Cold Rolling Mill Back-up Rolls

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 2 Piece/Pieces

    Forged Steel Back up Rolls mainly used in 4 High and 6 High cold rollingmills the diameter of roll barrel can be 350mm 1600mm The materials of back up include 9Cr2Mo 86CrMoV7 70Cr3Mo and 45Cr5NiMoV etc Hardness HSD 60 80 Core Tensile strength 900Mpa min Our services 1 Offer the best quality rolling mill rolls 2 Offer...

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  • Hot Strip Back-up Rolls

    Hot Strip Back-up Rolls

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 2 Piece/Pieces

    Hot Strip Back up Rolls Application Back up rolls for roughing mill and finishing rolls hot strip mill hot plate mill continuous hot strip mill heavy plate mill Material Duplex cast steel adamite chromium 3 chromium 4 chromium 5 or as per the customer s requirement Barrel Diameter 1500mm maximum Unit weight 25mt pc...

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  • Skin Pass Rolls For Strip Mills

    Skin Pass Rolls For Strip Mills

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 5 Piece/Pieces

    Skin Pass Rolls also called as Temper Rolls it is used for improving the microstructure of the hot rolling strip also improve the surface quality of the hot strip In Skin Pass Rolls series also have Skin Pass Work Rolls and Skin Pass Back Up Rolls Material for Skin Pass Work Rolls High Chromium Cast Iron Rolls...

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  • Forged Steel Intermediate Rolls

    Forged Steel Intermediate Rolls

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 2 Piece/Pieces

    Forged Steel Intermediate Rolls used in high precision cluster mill Six Roller Mill and some eight high rolling mills located between the Work Rolls and Back Up Rolls so it called as Intermediate Rolls The popular material of Forged Steel Intermediate Rolls is 2Cr 3Cr 5Cr Semi high speed steel The hardness difference...

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  • high-chrome steel rolls used for hot-strip roughing mill

    high-chrome steel rolls used for hot-strip roughing mill

    • Packaging: On pallets

    • Supply Ability: 1000mt/month

    • Min. Order: 1 Piece/Pieces

    • Certificate: ISO 9001:2008

    We are specialized manufacturers of rolling rolls for more than 20 years The rolls cover the hot strip and plate mill rolls hot mill working rolls and hot mill back up rolls and so on We have a strong after sales service and technical support team Looking forward to cooperation with you Dia 500 1400mm Length 1000...

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  • Cold Mill Back up Rolls

    Cold Mill Back up Rolls

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 2 Piece/Pieces

    Forged Steel Back up Rolls mainly used in 4 High and 6 High cold rollingmills the diameter of roll barrel can be 350mm 1600mm The materials of back up include 9Cr2Mo 86CrMoV7 70Cr3Mo and 45Cr5NiMoV etc Hardness HSD 60 80 Core Tensile strength 900Mpa min Our services 1 Offer the best quality rolling mill rolls 2 Offer...

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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

    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

    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

    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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  • HCHSS ROLLS

    HCHSS ROLLS

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 5 Piece/Pieces

    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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  • 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

    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

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 5 Piece/Pieces

    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

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 5 Piece/Pieces

    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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  • 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

    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

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 5 Piece/Pieces

    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

    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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  • High Chrome Cast Steel Rolls

    High Chrome 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

    High Chrome Cast Steel Rolls High Chromium Cast steel roll is manufacturerd with special process of triple casting and double duplex technology High chromium cast steel roll is characterized by high nipping capability high thermal resistance and high wear resistance The Barrel hardness is between 70 85 It is widely...

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  • High Chromium Iron Rolls

    High Chromium Iron Rolls

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 5 Piece/Pieces

    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 Application Work rolls Vertical Rolls Skin Pass Rolls for hot strip mills Chemical...

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  • Forged Steel Backup Rolls

    Forged Steel Backup Rolls

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 5 Piece/Pieces

    Forged Steel Backup Rolls mainly used in normal four high mills the diameter of roll body is between 350mm 1500mm The material of Backup Rolls include 60CrMo 9Cr2Mo 86CrMoV7 70Cr3Mo etc The harding depth depend on the material and heat treatment usually is 15 40mm and the hardness difference between Backup Rolls and...

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  • Spheroidal Graphite Iron Rolls

    Spheroidal Graphite Iron Rolls

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 2 Piece/Pieces

    Nodular Cast Iron Rolls Also called as Spheroidal Graphite Iron Rolls SG Iron is considered as one of the most versatile roll materials now a days It is produced by a small proportion of magnesium added to the melt as nickel magnesium or alternative alloy or as pure magnesium Microstructure Pearlite Application...

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  • High Speed Steel Mill Rolls

    High Speed Steel Mill Rolls

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 5 Piece/Pieces

    High Speed Steel Rolls High Speed 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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  • Enhanced High Cr Rolls

    Enhanced High Cr Rolls

    • Brand: Zhengkun

    • Packaging: Inner plastic film and outer corrugated sheet, in steel case

    • Supply Ability: 1000mt/month

    • Min. Order: 5 Piece/Pieces

    Based on the normal High Chrome Rolls our company re changed the chemical components adopt more advanced modification technique to treat the molten iron and use three layer compound casting method so the Enhanced High Cr Rolls have a better abrasive resistance and thermal shock resistance than normal High Cr Rolls and...

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  • Indefinite Chilled Cast Iron Rolls

    Indefinite Chilled 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

    Indefinite Chilled Cast Iron Rolls Alloy Indefinite Chilled Cast Iron Rolls is a cast iron with fine inter crystalline graphite evenly distributed throughout the working layer of roll barrel The addition of alloy elements such as Manganese Nickel Chromium and Molybdenum changes the matrix microstructure from pearlite...

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  • Bainitic Nodular Cast Iron Rolls

    Bainitic 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

    Bainitic Nodular Cast Iron Rolls SGA Alloy elements of Ni Mn Cr Mo etc are added to bainitic nodular cast iron rolls for obtaining acicular bainite martensite matrix in its microstructure of these rolls Its strength and toughnes are higher than Perlitic Nodular Cast Iron Rolls wearability is also better than latter...

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Review

Umer Tanveer

Oct 28, 2019 5

All in all, it is a great Back Up Rolls . I have used them all. This product is great with low price.
Richard Oneal

Oct 19, 2019 5

Just received it today and check it right away with no problems.Recommend Shijiazhuang BKDR Metallurgical Science & Technology Co.,Ltd company!
Mitesh Posteria

Oct 11, 2019 5

Came in fast. product is ok.Recommend Shijiazhuang BKDR Metallurgical Science & Technology Co.,Ltd company!
Safety through innovation is our promise to each other. for Back Up Rolls , Back-Up Rolls , Back Up Roller , we have been committed to solving any problem of significant temperature protection for users.
"Our goods are broadly recognized and reliable by users and can meet consistently switching financial and social demands of Back Up Rolls , Back-Up Rolls , Back Up Roller , Since the factory founded we have committed to the development of new products. With the social and economic pace we will continue to carry forward the spirit of "high quality efficiency innovation integrity" and stick to the operating principle of "credit first customer first quality excellent". We will create a brilliant future in hair production with our partners.

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