Valmet Sack Kraft Machine 4650mm
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- Product ID: VAK10779
- Name: Valmet Sack Kraft Machine 4650mm
Valmet Sack Kraft Machine
| Manufacturer: | KMW, Valmet |
| Size: | 4650 mm Trim |
| Year made: | 1961 |
| Speed: |
Design 500 mpm Working, max 450 mpm |
| Rebuilds: |
1964 Fan Dryers (Fläkt) 1966 HC Beating of the pulp |
| Capacity: |
150-200 tpd Min. design flow= 30.000 l/min Max. design flow= 78.000 l/min (It has been run 100.000 l/minmore or less regularly). Max flow FanPump= 125.000 l/min.
|
Description:
PM Dimensions:l x w x h; 100 x 8 x 12 m.
Consumptions (production/h, speed range/typical, steam/h in case 70/80/90 gsm).
Production: 6 - 8 ton/h
Speed: 300 - 380 mpm
Steam:15 - 18 ton/h
Basis Weight:70 - 170 gsm white & brown sack kraft paper.
Wire Part:
- 5 suction boxes with Ticote covers
- Step foil unit
- 3 x Huyck VF-units
- 1 x Huyck HF-unit
- 2 x Step foil units
- 2 x Step foil units
- 1 x Huyck VF-unit
- 1 x Huyck VF-unit
- Forming unit for plastic blade.
Headbox:
- KMW - Valmet
- Adjustable lip opening during production
- 0,15 - 0,20% consistency
- 5180 mm slice width
- 3 pcs. of rectifier rolls
- Dimensions of these rolls:1=328mm, 2=587mm, 3=450mm
Dryer Part:
- 1st & 2nd Drying Group made by Walmsley
- 3rd to 5th made by KMW
- Flakt dryer.
Press Part: Two presses
Winder:
- Jagenberg
- T25 model
- Year made 1969
- Max speed 1200 mpm
- 7 pcs. of top slitter knives, Tidland type, model C
- Rewind dia max 1500 mm
- Unwind dia max 2500 mm.
Additional data
Fan Pump: Scanpump AB Model: Z22-808
Cleaners:
- 4 stages
- 1:st=250, 2:nd=75, 3:rd=12, 4:th=4
- Noss Radiklone AM 80 B
Grammage Valve: Yes
Fiber recovery and white water circuit: Disc filter, Hedemora type.
Forming wire
| Manufacturer: | Valmet |
| Year: | 1961 |
| Wire width: | 5400mm |
|
Suction Roll: |
Material: Acidproof steel Diameter: 1016mm Face width: 5410mm |
| Roll-Out table or cantilever: | Roll-Out type. |
| Breast roll | Diameter: 711 mm Face width: 5309 mm |
| Wire turning roll | Diameter: 740 mm Face width: 5469 mm |
| No. of tensioning: | One auto and one manual |
| No. of guiding: | 6 |
|
Paper guiding to press section by pick-up: |
Yes |
Press section
| Manufacturer: | KMW |
| Year: | 1964 |
| No. of nips: | 2 |
| First Press: | Vacuum, grooved, drilled Pressure load: 80 kN/m Top roll: Diam. 774 mm Material: Microrock and Vulkabonite Face width: 5400 mm Bottom roll: Diam. 965 mm Face width: 5486 mm |
| Second Press | Vacuum, grooved, drilled Pressure load: 80 kN/m Top roll: Diam. 863 mm Material: Microrock Face width: 5400 mm Bottom roll: Diam. 965 mm Face width: 5258 mm |
| Felts | 1st press = 16m; 2nd press = 16m |
| Pressure mechanism in press section | Hydraulic: 1st press Pneumatic: 2nd press |
Dryer section
| No. of dryers: | 30 pcs |
| Diam.: | 1500mm |
| Face length: | 5100 mm |
| Working Pressure: | 1, 2, 4, and 5 group=4,0 bar, 3 group=4,5 bar with steam ejector |
| Rated pressure: | 4,9 bar |
| Year of manufacture: | 1961 |
| How many sections: | 5 |
| No. of dryers per section: | 1=2-9, 2=10-15, 3=16-20, 4=21-25, 5=26-30 |
| No. of felt dryers: | 6 |
| Steam and condensate entry and evacuation on drive side: | Yes |
| System for the tensioning and guiding of felts: | Manual, you add weights |
| Rope throat on every dryer: | Yes |
| Type of throat: | Outside |
| Siphons: | Fixed |
Pope reeler
| Diam.: | 914mm |
| Face: | 5400mm |
| No. of mandrels for mother rolls: | 3 |
| Transfer done from Pope Reel to Winder: | By crane |
Winder
| Manufacturer: | Jagenberg |
| Year: | 1961 |
| Width: | 4800mm |
|
Max. diam. of the finished reel: |
1500mm |
| Unwinding brake: | Yes, brake generator |
| Cutting system: | Tidland mod C |
| Positioning of slitters: | Manual |
| No. of slitters: | 7, (13) |
| Min. and max. cutting width: | 410mm |
|
Any Mount Hope roll before or after cut: |
Spreader bar |
| Winding: | Without shaft |
| Main winding drive: | One motor, 383 kW, Gearbox drive, 110kW |
| Web tension control: | No |
| Is there a lowering table: | Yes |
| Trimmings suction: | Yes |
| Hydraulic unit: | Yes |
Drive
- 2 motors and H-shaft
- Shaft-“piv”gear-sliding clutch-gear
- Magnetic gears are Valmet
Hood and aerothermic installation
- Closed Hood: In group 1, 2 and 3. Group 4, 5 there is only a halfclosed hood
- Lifting gates on operating side and sliding gates on drive side
- Type of gate lifters: Wirelifters
- No. of air insufflators
and extractors: T4.83646
Steam and condensate
- Diagram describing the complete steam and condensate system: T4.32605
Vacuum
- No. of pumps: 7
- Manufacturer: Nash
- Type:CL-3002(3), CL-4002(4). 4002 for suction and press, and 3002 for wire section - - -- Regulation system: Manual
Broke recovery system
At suction roll and at pope in the dryend.
Heat recovery system
Including a new existing system which belongs to PM3.
System for paper guiding across the machine
Rope threading