Some standard content:
National Standard of the People's Republic of China
Terminology of flour milling industry
Terminology of flour milling industry UDC 664.7 : 001.4
GB8872-88
This standard specifies some terms in the grain milling industry and is applicable to production, scientific research, teaching and other related fields. 1 Cleaning
cleaning
A general term for the process of removing impurities contained in raw grains. It usually also includes the cleaning of the grain surface and the preparatory work before processing. 1.1 Process
1.1.1 Preliminary cleaning, precleaning Simple cleaning of raw grains before entering the factory and entering the warehouse, using dry methods (screening and wind) to remove large impurities and dust. 1.1.2 Screening
screening
The process or method of removing impurities mainly by using the difference in particle size between grains and impurities with the help of sieve holes. 1.1.3 Aspiration Aspiration is a process or method of removing impurities and classifying grains by airflow, using the difference in suspension speed between grains and impurities or between grains of different varieties.
1.1.4 Magnetic separation Magnetic separation is a process or method of removing magnetic metal impurities from grains by magnetic attraction. 1.1.5 Dry separation by specific gravity is a process or method of removing impurities or classifying grains by airflow and sieve surface, mainly using the difference in specific gravity between grains and impurities or between different grains.
1.1.6 Wet separation by specific gravity is a process or method of separating impurities by using the different settling speeds of grains and impurities in water due to their different specific gravities. 1.1.7 Foreign seeds extraction The process or method of separating grains from other seeds by using the difference in shape or length. 1.1.8 Frictional cleaning The surface cleaning of grains by using mechanical friction such as brushing or beating. 1.1.8.1 Light beating Approved by the Ministry of Commerce of the People's Republic of China on March 26, 1988, and implemented on July 1, 1988 Light scouring, gentle beating GB8872-88 Heavy scouring, vigorous beating The surface cleaning process with relatively gentle beating. 1.1.8.2 Heavy scouring, vigorous beating 1.1.9 Wheat brushing
Wheat brushing
The process of using friction to brush away the dust adhering to the surface and the ventral groove of the wheat grains, as well as the bran that has been loosened but not completely detached.
1.1.10 Wheat washing
Wheat washing
The process of washing away the dust, germs and drugs adhering to the surface of the wheat grains with water. 1.1.11 Stone removal
stoning
There are two ways to remove stones from grains: wet method (using the wheat washing process) and dry method (using fluidized bed). 1.1.12
Wheat cleaning
Wheat cleaning system
The general term for a series of processes for continuously treating raw wheat according to the requirements of milling clean wheat, including separation of impurities (screening, air separation, magnetic separation, specific gravity separation, concentration, etc.) and surface cleaning (threshing, brushing, washing, etc.). Usually, it also includes other preparation processes before entering the mill (wheat matching, wheat moisture adjustment, etc.). It is referred to as "wheat cleaning flow". 1.1.13 Wheat cleaning flow chart
flow sheetof screenroom,diagramof screenroom,screenroomflow sheet,screenroomdiagramA schematic diagram of the whole process of wheat cleaning. Various machines and equipment are usually represented by thin solid lines and symbols, and then connected by thick solid lines to represent the flow direction of materials. 1.1.14
Wheat cleaning flow sheet
wheat cleaning diagramThe abbreviation of "wheat cleaning flow chart".
dirty wheat
Wheat entering the factory without cleaning and containing impurities. 1.1.16
Wheat receiving pit
whea receiving pit,pit,receiving pit,intakeA pit set up for raw grains such as raw wheat to flow into the conveying equipment. Wheat bin
wheatbin
A bin for storing wheat, including dirtywheatbin, conditioningbin, millbin, etc. 1.1.17.1 Bin capacity
holding capacity of bin, silo storagecapacityThe weight or volume of materials that a bin can hold. 1.1.17.2 Multiple outlets of bin
Multiple outlets of bin
The bin bottom is divided into multiple outlets to ensure uniform overall discharge. 1.1.17.3 First in first out
first in first out, FIFO
GB8872—88
Materials are discharged from the bin in the order they enter the bin. 1.1.18 Wheat blending
The process of blending wheat of different qualities in a certain ratio before entering the mill according to process requirements. 1.1.19 Moisture conditioning
conditioning
A general term for a series of processes such as adding water to wheat, heating it, and storing it in a warehouse for a period of time to ensure the moisture content of the finished flour and fully penetrate the moisture in the wheat kernels, so that the epidermis is flexible, the epidermis and endosperm are loose, and the endosperm is soft to improve its process performance. 1.1.19.1 Room temperature moisture conditioning
cold conditioning, RT conditioning is also called "cold conditioning". A moisture conditioning method carried out at room temperature, that is, the general process of adding water to moisten the wheat. 1.1.19.2 Warm moisture conditioning
warm conditioning
After adding water to the wheat, it is heated by hot air flow or radiator or a combination of both to make the temperature not exceed 46℃. It is rarely used for energy saving.
1.1.19.3 High temperature moisture conditioning
High temperature conditioning In order to adjust the process characteristics of wheat and improve the baking properties of wheat flour, a moisture conditioning method with a temperature exceeding 46℃. It is rarely used for energy saving.
dampening,water addition
Also called "adding water", the method or process of adding water to wheat. 1.1.20.1 Rate of water added
The weight of water added accounts for the percentage of the weight of the original grain. 1.1.20.2
Intensive damping
Intensive damping
A dampening method that accelerates the uniform penetration of water in the wheat grains to increase the amount of water dampened at one time. 1.1.21 Tempering
Tempering
The process of storing dampened wheat (or wheat adjusted by heating water) for a certain period of time to make the water more evenly distributed inside the wheat grains, and to produce a series of physical and biochemical changes, and finally complete the water adjustment process. 1.1.21.1 Dynamic tempering wheat in moving during tempering Wheat is sent to a multi-outlet tempering bin after being watered, flowing from top to bottom, and entering and exiting the bin continuously. 1.1.21.2 Rate of water absorption The difference in moisture content of the raw grain after water tempering and before water addition. 1.1.22Moistening with water
Moistening with water before processing.
1.1.23Bin shift
GB8872—88
After a bin is full or empty, another bin is shifted to continue loading or discharging. Turnover
Transferring materials from one bin to another. First (second) passage
Ist (2nd..) passage
When the same equipment is connected in series more than twice in the process flow, the first passage is called the first passage and the second passage is called the second passage. 1.1.26
wheat after conditioning binsWheat that needs to be cleaned after the first conditioning bins. 1.1.27
clean wheat
Wheat that can be mixed into mill after cleaning. 1.1.28
grist,wheat to IBK
Wheat mixture that has been cleaned, conditioned and blended and is ready to be ground into IBK flour. 1.1.28.1 Wheat mixture
See “wheat to IBK”.
filler wheat
filler wheat
In foreign countries, it refers to wheat varieties that meet the characteristics of medium samples. When blended into IBK flour, it will not have a significant impact on the baking quality.
Ash reduction of wheat
Ash reduction of wheat
The main indicator reflecting the effect of wheat surface cleaning, which is the difference between the ash content of wheat entering the machine and that of wheat leaving the machine. 1.1.31
screenings
A general term for impurities separated during the cleaning process. 1. 1.31. 1
Treatment and disposal of impurities
Classify the impurities and recover the whole grains. 1.1.32Stratification
stratification
Relying on the reciprocating motion of the sieve, the smaller particles sink to the bottom of the material layer and are separated from the larger particles. 1.1.33Grading
grading
a. The grading process of materials;
b. The natural separation of larger and smaller particles when discharged from the silo. 1.2Equipment
1.2.1Sieving machinery
separator,sieving machine
GB8872-88
A general term for various machines used for sieving work. 1.2.1.1 Preliminary cleaning machine, precleaner A general term for preliminary cleaning machines that separate large impurities and dust from raw grain before it enters the warehouse. There are drum type, traveling continuous screen or endless screen, scalper and self-balancing vibrating screen. 1.2.1.2 Vibrating screen
reciprocating separator, oscillating separator A screening machine in which the screen body performs longitudinal linear reciprocating motion. 1.2. 1.2. 1
Eccentric vibrating screen
eccentric shaft separator
A vibrating screen driven by an eccentric mechanism.
Self-balancing vibrating screen
1. 2. 1. 2. 2
self balanced separator
A vibrating screen driven by a self-vibrator.
1.2.1.3 Rotary sieve classifier
A screening machine in which the sieve body performs horizontal rotary motion (plane translation motion with a circular trajectory). 1.2.1.4 Millator
A screening machine in which a double-layer, small-angle superimposed sieve surface is installed in the same sieve body, and the feed end performs plane translation circular motion, and the discharge end performs reciprocating motion. The discharge end of the upper sieve has a slow flow device. 1.2.2 Aspirator
Aspirator
A general term for equipment that uses the difference in the suspension speed of materials to remove impurities or classify. 1.2.2.1 Cyclo-pneumatic separator
Cyclo-pneumatic separator
A pneumatic separator that uses circulating airflow.
1.2.2.2 Secondary suction fan
duo-aspirator
A type of air selector with circulating airflow. wwW.bzxz.Net
1.2.3 Gravity flotation equipment
selector based on gravitational floatationA mechanical device that uses rising airflow to pass through a reciprocating vibrating screen with an angle to grade and clean wheat. 1.2.3.1 Concentrator
concentrator
A cleaning machine that uses the combined action of airflow and screening. Wheat is divided into two levels according to specific gravity: the high-density flow (accounting for about 70% to 90%) concentrates heavy impurities such as sand, gravel, glass, and metal, and the low-density flow concentrates all oats, barley, and buckwheat. The two are processed separately, which can reduce the number of selectors and the like. 1.2.3.2 Gravity classifier
gravity selector
Also known as "grading specific gravity stone removal machine". A multifunctional cleaning machine that uses the combined effect of airflow and stacked double-layer screens to separate wheat into two levels according to specific gravity and separate sand and gravel and light impurities at the same time. It can reduce the number of selection equipment, save stone removal equipment, and separate impurities from low-quality wheat.
1.2.4 Gravity stoner
dry stoner, gravitystoner, de-stonerGB887288
A general term for dry processing machines that use the difference in material specific gravity and suspension speed to separate gravel. There are blowing (pressure type) and suction (suction type) forms. 1.2.5 Wheat scourer
Wheat scourer
A machine that uses striking and friction to remove dust and wheat hair on the surface of wheat grains and in the belly groove, and breaks up mud blocks. There are vertical and horizontal forms.
1.2.5.1Emery scourer
Emery scourer
A scourer with heavy impact and a working cylinder with diamond grit on the inner surface. 1.2.5.2Perforated screen scourer
A scourer with light impact and a working cylinder composed of perforated screen plates. 1.2.5.3Wheat cleaner with light scouring
Wheat cleaner with light scouring has a white cast iron tooth plate (casting) on the inner surface of the working cylinder and is equipped with a paddle-type beater. It is a scourer with adjustable impact. 1.2.5.4Beating plate
beater
A working part of a scourer that throws the material onto the surface of the working cylinder and pushes the material forward. There are long strip type and paddle type. 1.2.5.5 Beater-rotor An impeller consisting of several beaters fixed directly or indirectly on a shaft. 1.2.5.6 Working space of wheat scouring, operating space of wheat scouring The distance from the edge of the beater to the working cylinder.
Efficiency of wheat scouring, wheat scouring efficiency The process effect of the wheat scouring machine is evaluated by the reduction of wheat ash before and after scouring. The increase in broken wheat and impurity content after threshing should meet the requirements.
Capacity per unit of scourer surface The cleaning volume per unit of working cylinder area per hour, expressed in kg/m·h. 1.2.6 Wheat brush machine,wheatbrush A machine that uses a brush as its main working component to remove dust and bran adhering to the surface and ventral groove of wheat. 1.2.6.1 Spiral wheat brush
spiral wheat brush
A wheat brush with a spiral shape.
1.2.6.2 Longitudinal wheat brush
A wheat brush with a long strip shape.
1.2.6.3 Working space of wheat brushing
working space of wheat brushing GB8872-88
The distance between the bristles of a wheat brush and the working cylinder. 1.2.6.4 Efficiency of wheat brushing
Efficiency of wheat brushing The process effect of wheat brushing is evaluated by the reduction value of wheat ash before and after wheat brushing. Wheat brushing machine unit flow
capacity per unit of cylinder surfaceThe cleaning amount per unit working cylinder area per hour, expressed in kg/m·h. 1.2.7 Impact scourer
entoleter,impact scourer,impact disrupterA cleaning device that uses a high-speed rotating disc equipped with a ring of pins to throw the wheat out and make it collide with the outer conical wall. 1.2.7.1 Impact suction scourer
entoleter scourer aspirator,impact pneumatic scourerAn impact scourer equipped with an annular suction chamber to absorb the impurities that are beaten down. 1.2.8 Screening and stone removal combination machine
combined separator-stoner
A machine that combines a vibrating screen and a specific gravity stone removal machine. 1.2.9 Wheat scouring and screening combination machine
combined scourer-separator
A machine that combines a wheat scourer and a vibrating screen. 1.2.10 Selection machinery
foreign seeds extractor
Machinery that uses the difference in grain length and shape to separate other seeds (such as separating buckwheat, oats, peas, etc. from wheat), or to grade grains (such as wheat) by length. The main equipment for selection using grain shape is the throwing car. There are two selection methods using length differences: the bag hole method and the screening method. The former mainly includes disc selectors and roller selectors, and the latter includes round screens. 1.2.10.1 Pocket
pocket
Numerous pocket-shaped recesses densely arranged on the working plane (or curved surface). When the working surface moves in the grain pile, it is easy to take in short grains and separate them from long grains, thus playing a selection role. Pocket holes have various shapes and specifications. 1.2.10.2 Cylinder
cylinder
The main component of the cylinder selector is a round cylinder made of steel plate with pocket holes densely distributed on the inner surface. 1.2.10.3 Indented cylinder, trieur, cylinder machine, cylinder separator A separation machine that uses the bag hole method to work according to the difference in particle length. The main component is one or more horizontal cylinders rotating around the axis, and the inner wall of the cylinder is punched with bag holes. There are many forms such as buckwheat cylinder separator (cockle cylinder) and barley cylinder separator (barley cylinder separator). 1.2.10.4 Disc
The main component of the disc separator is a cast iron or cast steel annular disc with dense bag holes cast on both sides. 1.2.10.5 Disc separator
disc separator
GB8872--88
A separation machine that uses the bag hole method to work according to the difference in particle length. The main component is a group of discs mounted on a horizontal axis, and the discs are cast with bag holes on both sides. There are many types of separators, such as cockle disc separator, barley disc separator, and cockle-barley disc separator. 1.2.10.6 Spiral gravity separator, spiral seed separator A separator that uses the difference in particle shape. Spherical impurities are separated by the greater centrifugal force obtained on the spiral separator, and are thrown out of the material flow to separate buckwheat, peas, etc. 1.2.10.7 Spiral separator
spiral channel
A spiral inclined plane wound around the vertical axis of the separator. 1.2.10.7.1 Inclination of spiral channel
The angle between the spiral surface of the separator and the horizontal plane. 1.2.10.8 Efficiency of seed extraction The percentage of impurities removed after the raw grains are selected (the grain content in the impurities should meet the specified indicators). 1.2.10.9 Capacity of cylinder separator The amount of seed removed per hour per working area of the simple roller, expressed in kg/m2·h. 1.2.10.10 Capacity of cylinder separator The amount of seed removed per hour per disc of a certain diameter, expressed in kg/piece·h. 1.2.11 Washer, wheat washer Washer, wheat washer A general term for machines that use water to wash away dust, germs and drugs on the surface of wheat grains, usually with the functions of removing stones and drying. 1.2.11.1 Washer whizzer and stoner
A combined wheat washer with the functions of washing, stone removal and drying. 1.2.11.2
2 Vertical washer
A wheat washer with a vertical spindle that only washes and drys the wheat without removing stones. The amount of water added to the wheat after washing is relatively small. 1.2.11.3 Horizontal washer stoner
A wheat washer without a drying part that only washes and removes stones. Washing trough
Washing trough used for washing and stone removal.
Sieve plate cylinder
Perforated metal cylinder, whizzer cover, sheet metal cylinder perforated with tangential slotsA component of the drying part of a wheat washer, a cylinder mainly composed of a sieve plate with fish scale holes. 1.2.11.5.1 Beater
Inclined beater
A working component for removing moisture from the drying part of a wheat washer. 1.2.11.5.2 Beater rotor
GB8872-88
An impeller formed by installing a plate on an angle steel according to a spiral line, and fixing the angle steel to a shaft through a bracket. Wastewater inspection device
1.2. 11.6
Effluent recovery plant
A device for recovering wheat husks before discharging wastewater from wheat washing. 1.2.11.7 Unit water consumption
unitwaterconsumption
The amount of water used by the wheat washer to wash each dry gram of wheat (kg). 1.2.11.8 Efficiency of wheat washing
The reduction of wheat ash content and the degree of removal of harmful pathogens, drugs and sand and gravel after wheat washing (the increase of moisture, broken wheat and the grain content of the waste should meet the requirements).
1.2.11.9 Unit capacity of wheat washer
The cleaning volume per unit area of the sieve plate cylinder per hour, expressed in kg/m2·h. 1.2.12 Dampener
A machine that adds water to wheat.
1.2.12.1. Waterwheel dampener
- An automatic dampener that uses the wheat flow to drive the water wheel and the amount of water added is proportional to the wheat flow. By changing the number of water cups on the water wheel, the amount of water added per unit of wheat flow can be controlled. 1.2.12.2 Atomizer dampener
Atomizer
A watering device that sprays water into wheat in the form of mist. 1.2.12.3 Intensive dampener
Intensive dampener
A dampener that uses the strong stirring of the high-speed beating rotor in the horizontal cylinder to increase the amount of water added to wheat to 5% at a time. 1.2.12.4 Damping mixer
tempering mixer
Uses a low-speed paddle-type conveying screw in a mixing tank with a 20-degree inclination to push wheat with a moisture content of up to 5% upward and forward. Some of the wheat that slides down due to gravity can be mixed again to achieve a dampening device with uniform moisture distribution. Automatic damping device
automaticdampingsystem
A device that continuously and automatically controls the amount of dampening. It uses microwaves and other devices to continuously measure the moisture content of wheat entering and leaving the machine, and uses gamma rays and other devices to measure the bulk density and temperature of wheat to correct the moisture value. The comparison number between this moisture value and the set moisture value provides a signal for automatically increasing or decreasing the amount of water added.
1.2.13 Moisture regulator
conditioner
Equipment used for moisture regulation.
1.2.14 Steam auger
steamjacketedwormconveyor
GB 8872--88
Equipment that uses steam to indirectly heat raw grain. 1.2.15 Magnetic separator
magnetic separator
Mechanical equipment that uses magnetic force for magnetic separation. 1.2.15.1 Magnetic fence
magnetic barrier
Magnetic separation equipment that uses permanent magnets to form a fence in an inclined chute and acts as a barrier. 1.2.15.2 Permanent magnetic pulley
permanentmagneticpulley,rotarydrummagnet A rotating drum made of permanent magnets that can automatically remove magnetic metals that are attracted during operation. 1.2.15.3 Electromagnetic pulley, electromagnetic cylinder A rotating roller with an electromagnetic steel device that can automatically remove the magnetic metal absorbed during operation. 1.2.15.4 Permanent magnetic cylinder, vertical spout magnet, can be directly connected to the vertical chute to absorb the magnetic metal impurities in the material flow. There is a permanent magnet fixed on the operating door in the center of the cylinder. Open the operating door, the magnet moves out of the cylinder, and manual cleaning can be carried out. 6 Wheat measurer, wheat measurer, feeding equipment installed at the outlet of the wheat silo to control the flow, including gravity wheat measurer (gravimetricfeeder), volumetric wheat measurer (volumetricfeeder), etc. 1.2.16.1 Flow balancer, automatic flow balancer Equipment that uses air pressure to control grain flow, with a flow accuracy of ±1%. 1.2.17 Combined wheat debranner
combined wheat debranner
a wheat debranner that combines horizontal diamond sand rollers and iron rollers, used for wheat layered milling. 1.2.18 grinder
a machine that crushes the material due to the impact between the hammers (or steel columns) on the high-speed rotor and the stationary tooth plates (or steel columns), and then passes through the sieve holes and exits the machine by air force, used to crush feed waste. 2 Grinding
2.1 Equipment
2.1.1 Grinder
grinder
a machine used to grind grains, grind them into powder, and grind by-products. 2.1.1.1 Roller mill
tt||a mill that usually consists of two pairs of symmetrically arranged cylindrical rollers that rotate in opposite directions at different speeds. Each pair of rollers works independently.
2.1.1.1.1 Hydraulic roller mill
hydraulicrollermill
GB887288
Roller mill with hydraulic control system. 2.1.1.1.2 Pneumatic roller mill
Pneumatic roller mill
Roller mill with pneumatic control system. 2. 1. 1. 1. 3
Single roller mill
onepair rollermill,two-roller millA mill with only one pair of rollers.
2.1.1.1.4 Compound roller mill
four-roller mill
A mill with two pairs of rollers.
2.1.1.1.5 Grinding roller
The main working part of the roller mill, consisting of a cylindrical roller body and a shaft. The roller body is usually formed by centrifugal casting of bimetal (the outer layer is chilled alloy cast iron, the inner layer is gray cast iron), and there are also vertical casting processes. 2.1.1.1.5.1 Half-shaft hollow grinding roller
hollow roll with end shaft
Grinding roller with half shafts at both ends pressed into the cylindrical hollow roller body. Full-shaft hollow grinding roller
2. 1. 1. 1. 5. 2
hollow roll with full shaft
Grinding roller with a full shaft passing through the cylindrical hollow roller body. 2.1.1.1.5.3 Grinding roller centrifugal casting
centrifugal roll casting
A hot working method in which molten iron is poured into a high-speed rotating horizontal metal mold and the molten iron flows to the mold wall by centrifugal force to form a hollow cylinder. Using two bags of different molten iron water for two consecutive castings is called bimetallic centrifugal casting. 2.1.1.1.5.4 Mechanical character of roll cylinder refers to the surface hardness and depth of the chilled alloy cast iron outer layer, as well as the strength of the inner layer of grey cast iron. 2.1.1.1.6 Arrangement of rolls The relative position of two rolls in a pair of grinding rolls whose axis lines are kept horizontal in the grinding mill. There are two common forms: horizontal and diagonal.
2.1.1.1.6.1 Horizontal rolls
Horizontal rolls
A pair of grinding rolls whose axis lines are arranged in the same horizontal plane. 2.1.1.1.6.2 Diagonal rolls
A pair of grinding rolls whose axis lines are arranged in the same inclined plane, with various inclination angles such as 45° and 25°. 2.1.1.1.7 Feeding device of roller mill A mechanism that controls the material flow entering the grinding area of the roller mill so that the material flow is evenly distributed over the entire length of the roller mill and remains stable. 2.1.1.1.7.1 Single roll feeding A feeding mechanism and method using only one feeding roller. 2.1.1.1.7.2 Double roll feeding A feeding mechanism and method using two feeding rollers. 2.1.1.1.7.3 Upper feed roll Also known as "quantitative roll". A feeding roller located at the upper inner gear in the double roll feeding mechanism controls the flow into the mill together with the feeding gate.
2.1.1.1.7.4 Lower feed roll
Lower feed roll
Also called "dividing roll". A feed roll located at the lower outer gear in the double-roller feeding mechanism has a certain function of evenly distributing the material flow over the entire length of the grinding roller.
2.1. 1.1.8
Fast and slow roller differential drive
differential drive
A transmission method that maintains a certain speed difference between the fast and slow rollers of the grinding mill. 2.1.1.1.8.1 gear differential drive
gear differential drive
gear pair transmission is adopted between the fast and slow rollers of the mill. 2.1.1.1.8.2 roller chain differential drive
roller chain differential drive roller chain transmission is adopted between the fast and slow rollers of the mill. 2.1.1.1.8.3 timing belt differential drive timing belt differential drive timing belt transmission is adopted between the fast and slow rollers of the mill. Clutch device
2. 1. 1. 1.9
engaging and disengaging device device that can make the rollers close together or apart when starting or stopping. Roll clearance adjusting mechanism
2.1.1.1.10 roll clearance adjusting mechanism mechanism that can flexibly adjust the distance between the two rollers and allow hard objects that accidentally fall between the two rollers to pass through and quickly return to normal state.
Roll clearance parallel setting device
2. 1. 1. 1. 10. 1
toll parallel setting deviceA device that can adjust the roll clearance at one or both ends of the grinding roller. 2.1.1.1.10.2Roll clearance micro-adjusting device
Roll clearance micro-adjusting deviceA device that can make micro-precision adjustments to the roll clearance along the entire length of the grinding roller. Roller leveling
2. 1. 1. 1. 11
Roll tramming
With the help of a grinding roller plate, the axis lines of a pair of grinding rollers are adjusted to the same plane. 2.1.1.1.11.1Grinding roller plate
tramplate
Special tool for grinding roller leveling.
2.1.1.1.12Bearing arm
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