Rendering plant - MACHINES AND EQUIPMENT FOR RENDERING PLANTS

MACHINES AND EQUIPMENTS FOR RENDERING PLANTS

PROKOP INVEST, a.s. offers deliveries of investment units, reconstruction of technology centres, production and deliveries of single machines, spare parts and functional parts of the machines as well as equipments for machines that process wastes of animal origin (rendering plants) along with mills, fodder plants, grain silos, food processing, and pharmaceutical, chemical and distillery industries.

All activities of PROKOP INVEST, a.s., concerning deliveries, products and services to customers are certified according to ISO 9001:2000.

PROKOP INVEST a.s. delivers equipments in accordance with valid European standards and regulations. Produced equipments can be delivered and certified for explosive environments.

Preparation room

Inclined intake bin, type PZPS

The Inclined intake bin PZPS enables short-term storage of soft raw material and small carcass.
Execution is in stainless or C steel or in combination of stainless + black execution; it can be covered as well.
Size, location and execution according to customer’s wish. 

Type Trough volume Discharge execution Power consumption
of drive
PZPS 25 25 m³ 5 – 20 m3/ hr 2 x 2,2 kW
PZPS 50 50 m³ 10 – 30 m3/ hr 2 x 3,0 kW
PZPS 75 75 m³ 10 – 30 m3/ hr 2 x 5,5 kW
PZPS 100 100 m³ 10 – 40 m3/ hr 2 x 7,5 kW

Intake hoper for feathers, type PZPP

The intake hoper PZPP enables short-term storage of poultry feathers.
Execution is in stainless or C steel or in combination of stainless + black execution; it can be covered as well.
Size, location and execution according to customer’s wish.

Type Trough volume Discharge execution Drive of worms Drive of distributors
PZPP 15 15 m³ 5 – 10 m3/ hr 2 x 2,2 kW 5 x 1,5 kW
PZPP 25 25 m³ 10 – 20 m3/ hr 2 x 3,0 kW 6 x 2,2 kW
PZPP 35 35 m³ 10 – 30 m3/ hr 2 x 5,5 kW 7 x 3,0 kW

Sizing belt, type PPT

The sizing belt PPT provides for delivery, indication and removal of metallic impurities, if any, from raw materials (both magnetic and non-magnetic).
Execution is in stainless or C steel or in combination of stainless + black execution; it can be covered as well.
Length, location and execution according to customer’s wish. 

Type Power output Drive
PPT 600 10 t/hr 1,5 kW
PPT 800 20 t/hr 1,5 kW
PPT 1000 30 t/hr 2,2 kW

Coarse breaker of raw material, type PDSH

The coarse breaker PDSH is used to break soft raw material into coarse particles, usually to 50 mm.
Execution C steel with hard facings of functional parts.
Location and execution of the machine according to customer’s wish.

Type Power output Number of rotor blades Drive
PDSH 10 10 t/hr 10 pcs 37 kW
PDSH 20 20 t/hr 16 pcs 45 kW
PDSH 30-16 30 t/hr 16 pcs 45 kW
PDSH 30-18 30 t/hr 18 pcs 55 kW

Fine breaker of raw material, type PDSJ

The fine breaker PDSJ is used to break raw material into fine particles, usually to 15 - 30 mm.
Execution C steel with hard facings of functional parts.
Location and execution of the machine according to customer’s wish.

Type Power output Number of rotor blades Drive
PDSJ 1/15x30 1 t/hr 4 x 20 pcs 18,5 kW
PDSJ 3/30x30 3 t/hr 2 x 41 pcs 30 kW
PDSJ 10/25x30 10 t/hr 4 x 26 pcs 30 kW
PDSJ 10/20x20 10 t/hr 4 x 32 pcs 37 kW
PDSJ 20/30x30 20 t/hr 2 x 46 pcs 45 kW
PDSJ 20/25x30 20 t/hr 4 x 39 pcs 45 kW
PDSJ 30/30x30 30 t/hr 4 x 39 pcs 55 kW

Machine room

Steriliser – drier, type PSS

Bach type apparatus for boiling, sterilization and drying of a crushed-down raw material.
Execution C steel, stainless steel or combination stainless steel + black execution.
Size, location and execution of the apparatus according to customer’s wish. 

Type Actual volume Working volume Heat exchange surface Drive
PSS 5,5 5,5 m³ 4,5 m³ 30 m2 37 kW
PSS 8 8 m³ 6,5 m³ 46 m2 45 kW
PSS 10 10 m³ 8,0 m³ 54 m2 55 kW
PSS 12 12 m³ 9,6 m³ 59 m2 75 kW
PSS 16 16 m³ 12,8 m³ 64 m2 90 kW
PSS 20 20 m³ 16,0 m³ 69 m2 110 kW
PSS 22 22 m³ 17,6 m³ 72 m2 110 kW
PSS 27 27 m³ 21,6 m³ 77 m2 132 kW

Sterilizer - fore boiler, type PSP

Bach type apparatus for boiling and sterilization of a crushed-down raw material.
Execution C steel, stainless steel or combination stainless steel + black execution.
Size, location and execution according to customer’s wish.

Type Actual volume Working volume Heat exchange surface Drive
PSP 8 8 m³ 6,5 m³ 46 m2 30 kW
PSP 10 10 m³ 8,0 m³ 54 m2 45 kW
PSP 12 12 m³ 9,6 m³ 59 m2 45 kW
PSP 16 16 m³ 12,8 m³ 64 m2 55 kW
PSP 20 20 m³ 16,0 m³ 69 m2 75 kW
PSP 22 22 m³ 17,6 m³ 72 m2 90 kW
PSP 27 27 m³ 21,6 m³ 77 m2 90 kW

Percolator type PPL

The apparatus enables to cumulate, standardize and decant free fat after sterilization and drying.
Execution stainless steel, C steel.
Size, location and execution according to customer’s wish. 

Type Volume Power output Drive
PPL 14 14 m3 1 100 kg/hr  1 x 0,55 kW + 1 x 1,5 kW

Hydrolyser type PHD

Bach type apparatus for boiling, hydrolysis and drying of poultry feathers, if necessary.
Execution stainless steel, C steel, or combination stainless steel + black execution.
Size, location and execution according to customer’s wish. 

Type Actual volume Working volume Heat exchange surface Drive
PHD 8 8 m³ 6,5 m³ 46 m2 30 kW
PHD 10 10 m³ 8,0 m³ 54 m2 45 kW
PHD 12 12 m³ 9,6 m³ 59 m2 45 kW
PHD 16 16 m³ 12,8 m³ 64 m2 55 kW
PHD 20 20 m³ 16,0 m³ 69 m2 75 kW
PHD 22 22 m³ 17,6 m³ 72 m2 90 kW
PHD 27 27 m³ 21,6 m³ 77 m2 110 kW

Expander of pressure conveyance, type PEX

The expander of pressure conveyance PEX is used to release pressure during pressure conveyance of a boiled raw material from the steriliser.
Execution stainless steel, C steel, or combination stainless steel + black execution.
Size, location and execution according to customer’s wish. 

Type Diameter Length
PEX 600 600 mm 1 500–2 500 mm
PEX 700 700 mm 2 000–3 000 mm
PEX 800 800 mm 2 500–3 500 mm

In-process bin, type PMZ

The in-process bin PMZ is used for short-time storage and homogenisation of a sterile raw material and semi-finished products.
Execution C steel, stainless steel or combination stainless steel + black execution.
Size, location and execution of the apparatus according to customer’s wish. 

Type Actual volume Working volume Drive
PMZ 8 8 m³ 6,5 m³ 5,5 kW
PMZ 10 10 m³ 8,0 m³ 5,5 kW
PMZ 12 12 m³ 9,6 m³ 5,5 kW
PMZ 16 16 m³ 12,8 m³ 7,5 kW
PMZ 20 20 m³ 16,0 m³ 7,5 kW
PMZ 22 22 m³ 17,6 m³ 7,5 kW
PMZ 27 27 m³ 21,6 m³ 11 kW
PMZ 30 30 m³ 24,3 m³ 11 kW
PMZ 40 40 m³ 32,5 m³ 15 kW
PMZ 63 63 m³ 51,2 m³ 15 kW

Continuous disk drier, type PSDK

The continuous disk drier PSDK is used to dry raw materials.
Execution C steel, stainless steel or combination stainless steel + black execution.
Size, location and execution of the apparatus according to customer’s wish. 

Type Heat exchange surface of rotor Drive
PSDK 60 60 m2 37 kW
PSDK 100 100 m2 45 kW
PSDK 130 130 m2 55 kW
PSDK 150 150 m2 55 kW
PSDK 200 200 m2 75 kW
PSDK 250 250 m2 90 kW
PSDK 300 300 m2 90 kW
PSDK 350 350 m2 110 kW

Press shop

Pre-storage bin, type PPZ

The pre-storage bin PPZ is used for cumulation and standardization of raw materials.
Execution C steel, stainless steel or combination stainless steel + black execution.
Size, location and execution of the apparatus according to customer’s wish. 

Type Volume Drive
PPZ 2,4 / 2 x 200 2,4 m³ 2 x 2,2 kW
PPZ 4 / 2 x 200 4 m³ 2 x 2,2 kW
PPZ 6 / 2 x 250 6 m³ 2 x 3 kW

Worm press, type PLS

The worm press PLS is used for mechanical pressing down of fat from meat and bone slurry.
Execution C steel and stainless steel; working surfaces are hardened and provided with hard metals.
Size, location and execution of the apparatus according to customer’s wish. 

Type Execution for powder Drive
PLS 210 M 900-1 200 kg/hr 75 kW
PLS 250.9 1 200-2 000 kg/hr 110 kW
PLS 3000 2 000-3 000 kg/hr 132 kW

Fat management

Vibratory decanter of fats, type PSTV

The vibratory decanter of fats PSTV is used for rough cleaning of fat.
Execution stainless steel.
Size, location and execution of the apparatus according to customer’s wish. 

Type Power output Drive
PSTV 600 600 kg/hr 2 x 0,55 kW
PSTV 1000 1 000 kg/hr 2 x 1,5 kW

Storage bin for grease, type PZTS - vertical

The vertical storage bin for grease PZTS is used for storage of fats.
Execution stainless steel, C steel. with heating coil.
Size, location and execution according to customer’s wish. 

Type Volume Type Volume
PZTS 3 3 m³ PZTS 30 30 m³
PZTS 10 10 m³ PZTS 50 50 m³
PZTS 20 20 m³ PZTS 80 80 m³

Storage bin for grease, type PZTL - horizontal

The horizontalal storage bin for grease PZTS is used for storage of fats.
Execution stainless steel, C steel. with heating coil.
Size, location and execution according to customer’s wish. 

Type Volume Type Volume
PZTL 3 3 m³ PZTL 30 30 m³
PZTL 10 10 m³ PZTL 50 50 m³
PZTL 20 20 m³ PZTL 80 80 m³

Flour room

Hammer mill of flours, type PSMK

The hammer mill of flours PSMK is utilized to grind flour on the granulation demanded.

Type Power output Drive
PSMK 15 2 500 kg/hr 18,5 kW
PSMK 25 3 000 kg/hr 30 kW

Pin-type mill PMK

The pin-type mill PMK is utilized to grind blood flour on the granulation needed.

Type Power output Drive
PMK 1 2 500 kg/hr 22 kW

Rendering plansifter, type PPRK

The rendering plansifter PPRK is used for screening and standardization of flours.
Execution stainless steel, C steel.

Type Power output Drive
PPRK 113 2 000 kg/hr 1,5 kW
PPRK 200 3 000 kg/hr 2,2 kW
PPRK 300 4 000 kg/hr 3 kW
PPRK 400 5 000 kg/hr 4 kW

Rendering drum-type sifter PPBK

The rendering drum-type sifter PPBK is used for screening and standardization of flours.
Execution stainless steel, C steel.

Type Power output Drive
PPBK 1 2 000 – 5 000 kg/hr 3 kW
PPBK 2 10 000 – 15 000 kg/hr 7,5 kW

Air-jet filter, type PFK

The air-jet filter PFK is used to separate dry powder particles from the air mass.
Execution stainless steel, C steel.
Inside environment in Exx execution.

Type Filtration area Maximum output
PFK 12 7,8 m2 2 800 m3/ hr
PFK 24 15,6 m2 5 600 m3/ hr
PFK 36 23,4 m2 8 400 m3/ hr
PFK 48 31,2 m2 11 200 m3/ hr
PFK 60 39,0 m2 14 000 m3/ hr
PFK 72 46,8 m2 16 800 m3/ hr

Flour bin, type PZM - round

The round flour bin PZM is used for storage of flours.
Execution stainless steel, C-steel; discharge by worm bottom with cutter.
Size, location and execution according to customer’s wish. 

Type Volume Drive
PZMK 7.1 7 m³ 2,2 kW
PZMK 10.1 10 m³ 2,2 kW
PZMK 20.1 20 m³ 3 kW
PZMK 30.1 30 m³ 4 kW

Other types up to 200 m3 and larger, if necessary, on wish of the customer.

Other equipments

Tempering trough, type PZO

The tempering trough PZO is utilized for short-term storage and tempering of pulpy and loose materials.
Execution stainless steel, C steel with or without heating.
Size, location and execution according to customer’s wish.

Type Volume Drive
PZO 6 6 m³ 3 x 1,5 kW
PZO 8 8 m³ 3 x 1,5 kW
PZO 12 12 m³ 3 x 2,2 kW

Vertical tubular heat exchanger – condenser, type PVTS

The vertical tubular heat exchanger PVTS is utilized for condensation of waste vapours.
Execution stainless steel.
Size, location and execution according to customer’s wish. 

Type Inside Ø Heat exchange surface Height of tubular part
PVTS 426 426 mm 7 - 49 m2 1 900 – 4 900mm
PVTS 530 530 mm 12 - 81 m2 1 900 – 4 900 mm
PVTS 630 630 mm 20 - 119 m2 1 900 – 4 900 mm
PVTS 800 800 mm 47 - 200 m2 2 700 – 5 700 mm
PVTS 1000 1 000 mm 96 - 357 m2 2 700 – 5 700 mm

Sterilizer of waste waters, type PSOV

The wastewater sterilizer PSOV is used for sterilization of infected technological water and for its short-time storage.
Size, location and execution according to customer’s wish. 

Type Volume Power input of drive
of mixing machine
PSOV 1,5 1,5 m³ 2,2 kW
PSOV 3 3 m³ 2,2 kW
PSOV 4 4 m³ 3 kW
PSOV 5 5 m³ 4 kW
PSOV 8 8 m³ 5,5 kW

Trough worm conveyor, type PDSZ

The trough worm conveyor PDSZ is utilized for conveyance of loose, solid, pulpous and liquid materials in direct course with slope between 0 – 30°.
Execution C steel, stainless steel or combination stainless steel + black execution.
Power input of the drive is determined according to delivered raw material and the required length.
Lengths and drives of worms on wish of a customer.

Type Power output Type Power output
PDSZ 100 1 m³/hr PDSZ 315 35 m³/hr
PDSZ 125 2 m³/hr PDSZ 400 70 m³/hr
PDSZ 160 4,5 m³/hr PDSZ 500 140 m³/hr
PDSZ 200 9 m³/hr PDSZ 800 570 m³/hr
PDSZ 250 17 m³/hr

Tubular worm conveyor, type PDST

The tubular worm conveyor PDST is utilized for conveyance of loose, solid, pulpous and liquid materials in direct course with slope between 0°– 45°.
Execution C steel, stainless steel or combination stainless steel + black execution.
Power input of the drive is determined according to delivered raw material and the required length.
Lengths and drives of worms on wish of a customer. 

Type Power output Type Power output
PDST 100 1 m³/hr PDST 315 35 m³/hr
PDST 125 2 m³/hr PDST 400 70 m³/hr
PDST 160 4,5 m³/hr PDST 500 140 m³/hr
PDST 200 9 m³/hr PDST 630 280 m³/hr
PDST 250 17 m³/hr PDST 800 570 m³/hr

Chain en masse conveyor, type PRT

The chain conveyor PRT is utilized for conveyance of loose and solid materials in horizontal direction with admissible slope up to 10°.
Execution C steel, stainless steel or combination stainless steel + black execution.
Power input of the drive is determined according to delivered raw material and the required length. 

Type Flour Power consumption
of drives

PRT 160

5 t/hr
4,0 kW
5,5 kW
7,5 kW

PRT 260

12 t/hr
5,5 kW
11,0 kW
15,0 kW

PRT 360

19 t/hr
7,5 kW
15,0 kW
18,5 kW

Chain slope belt conveyer, type PRZ

The chain slope belt conveyor PRZ is utilized for conveyance of loose and solid materials in horizontal, oblique and vertical direction, if necessary.
Execution C steel, stainless steel or combination stainless steel + black execution.
Power input of the drive is determined according to delivered material and the required length.

Type Flour Power consumption
of drives
PRZ 30 5 t/hr 4,0 kW
5,5 kW
PRZ 75 12 t/hr 5,5 kW 
9,2 kW 

Bucket elevator, types PEK, PEV

The bucket elevators PEK and PEV are used for vertical conveyance of loose and solid non-adhesive materials.
Execution C steel, stainless steel or combination stainless steel + black execution.
Power input of the drive is determined according to delivered material and the required height. 

Type Flour Power consumption
of drives

PEV 100

5 t/hr
4,0 kW
5,5 kW
7,5 kW

PEV 155

12 t/hr
7,5 kW
11 kW
15 kW
22 kW

PEV 220

19 t/hr
11 kW
15 kW
22 kW
30 kW
PEK 100 0,8 t/hr 1,1 kW
PEK 155 2,3 t/hr 2,2 kW
4 kW



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