Roll Set

Assembly

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Four-high stack: two work rolls between two back-up rolls.

Direct parts	7
Total parts	72
Used in	1 assembly
Class	Assembly
Status	unverified

Four-high stack: two work rolls between two back-up rolls. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Roll Set parts and their functions

7 top-level parts · 72 parts in total · full bill of materials below

Roll Set parts diagram: 1 work roll, 2 back-up roll, 3 work roll chock, 4 back-up roll chock, 5 oil-film bearing, 6 ball bearing, 7 oil seal. 72 parts in 7 assemblies. — Roll Set parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Work Roll	2×	Upper and lower work rolls
2	Back-up Roll	2×	Large support rolls
3	Work Roll Chock 4 parts	4×	Two per work roll
4	Back-up Roll Chock 3 parts	4×	Two per back-up roll
5	Oil-Film Bearing 3 parts	4×	Back-up roll neck bearings
6	Ball Bearing	4×	Work roll thrust/locating bearings
7	Oil Seal	8×	Roll neck seals

3D model

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Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour

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Bill of materials for Roll Set

7 top-level lines · 20 rows shown · 72 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Work Roll	hot-rolling-mill-work-roll	2×	2	·	part
2	Back-up Roll	hot-rolling-mill-backup-roll	2×	2	·	part
3	Work Roll Chock 4 parts	hot-rolling-mill-work-chock	4×	4	4	assembly
3.1	Chock Body	hot-rolling-mill-chock-body	1×	4	·	part
3.2	Ball Bearing	ball-bearing	1×	4	·	part
3.3	Oil Seal	oil-seal	1×	4	·	part
3.4	Roll Balance Pad	hot-rolling-mill-balance-pad	1×	4	·	part
4	Back-up Roll Chock 3 parts	hot-rolling-mill-backup-chock	4×	4	6	assembly
4.1	Chock Body	hot-rolling-mill-chock-body	1×	4	·	part
4.2	Oil-Film Bearing 3 parts	hot-rolling-mill-oilfilm-bearing	1×	4	4	assembly
4.2.1	Bearing Bushing	hot-rolling-mill-bearing-bushing	1×	4	·	part
4.2.2	Bearing Sleeve	hot-rolling-mill-bearing-sleeve	1×	4	·	part
4.2.3	Oil Seal	oil-seal	2×	8	·	part
4.3	Oil Seal	oil-seal	1×	4	·	part
5	Oil-Film Bearing 3 parts	hot-rolling-mill-oilfilm-bearing	4×	4	4	assembly
5.1	Bearing Bushing	hot-rolling-mill-bearing-bushing	1×	4	·	part
5.2	Bearing Sleeve	hot-rolling-mill-bearing-sleeve	1×	4	·	part
5.3	Oil Seal	oil-seal	2×	8	·	part
6	Ball Bearing	ball-bearing	4×	4	·	part
7	Oil Seal	oil-seal	8×	8	·	part

Where the roll set is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Machine Tools & Metalworking 1 Hot Rolling Mill

Used in 1 assembly

Hot Rolling Mill

Sourcing: possible vendors

Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇨🇳Foxconn foxconn.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Flex (Singapore) flex.com ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks
🇮🇳Dixon Technologies dixoninfo.com ↗	Noida, IN	Electronics contract mfg	1,000 pcs	6–10 wks
🇨🇳BYD Electronics bydelectronic.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Venture Corp venture.com.sg ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks