Polishing liquid mixing tank
Product introduction
1、 Definition and funct♠βion of polishing liquid₽≈ mixing tank
Buffing tank is a special equipment ≤↑εfor mixing, storing and disper↔εsing buffing liquid (CMP Slurry, meta↑× l slurry, etc.), whic™£✘h is widely used in <÷semiconductor, optical, metal proc©↓essing and other industries. Its core φ₹λ$functions include:
Uniform mixing: πσ;Prevent abrasive part♣∑λ✘icles in the polishing liquid (such δα↓↔as SIO2, Al₂O ₃) from← settling or agitating.
Temperature control: maintain tλ∏he constant temperature of the po'♥♠≠lishing liquid to avoid temperatπ ure fluctuations affecting the polishi >"ng effect.
Anti-contamination: Ensu★ €re that the polishing liquid is stored <≈in a clean environment to ©•prevent the introduction& ×♥ of foreign matter.
2、Equipment structure and working pr•≠♠inciple
1. Core components
Barrel Body:
Material: 316L stain∑¶♦∏less steel (corrosion resistance¥€☆σ), PP/PTFE (anti-static, acid and alkal¶÷ i resistance).
Mixing system:
Mixer type: paddle type, anchor type, s'π" crew type (selected according to visc§βδosity).
Drive motor: variable frequen"÷≈cy speed regulation (0-500 rpm), →¥™ power 0.5-15 kW.
Temperature control sy"↑stem:
Heating/cooling jacket: t$≠γhrough the heat transfer &≤♥©oil or cooling water, t•←♠emperature control range of 5✘♥℃-80℃.
Temperature sensor: PT100 probe, accu×₹racy ±0.5℃.
Auxiliary system:
Liquid level monitoring:♦™ < ultrasonic or float type liquid leve≈'l gauge.
Cyclic filtration: on-line filter (≤≈'♠0.1-1μm accuracy) to ✘♠prevent agglomeration oλγ₽f particles.
2. How it works
The motor drives the agitator to rotat®®αδe, forming laminar flow orΩΩ¶ turbulence, so that the abrasi®Ωve and additives in the polis®÷•hing liquid are evenly dispersed. T¥♠δhe temperature control system re≥₹¥≈gulates the liquid temperature t¶∞hrough a jacketed medium↕©ε• to ensure chemical stability.
3、Technical parameters
Parameter Typical values/ε•Description
Capacity 50L-5000L (cu↑♣stomizable)
Mixing speed 0-500 rp≤¶¥m (stepless speed regε§≈¥ulation)
Power 0.5kW (small) -15kW∞↓ (large)
Temperature control range 5℃ -80 ℃ ↕♦(accuracy ±1℃)
Contact material 316L sta↕×inless steel, PP, PTFE, fluorine rubb >✔er seal ring
4、 Application sαα€&cenarios
Semiconductor Manufacturing:∏✘β
Mixing and storage o→↓≈≤f CMP polishing fluid (chemical-±φmechanical polishing) wit≠★ hout metal ion contam✔×≠ination.
Optical lens processing:
Constant temperature stirring of glass♣★× polishing liquid pr∏πα events particle settlement.
Metal surface treatme∏εnt:
Circulating mixing of el× ↕ectroplating solution and₽λ pickling solution to improve process≥™₩σ consistency.
Lithium battery materials:
Dispersion of positi∏"→≤ve/negative slurry ensures uniform co←•ating.
Product advantages
1、advanced equipment technology, exqui☆ site workmanship
2、Long normal service life, high ↓↕> pass rate, to the technical level of ∑σ§imported equipment, more cost-effec©✘tive.
3、our company has nearly 20 year← ©αs of experience in technical and after♠± -sales service team, frα¶om design and producti★₽on to after-sales service to proδ>vide customers with professδ✘✔ional solutions.
5、 Selection and maintenance su♥™∞ggestions
1. Key points of selection
Polishing fluid characteri"©♣stics:
High viscosity (such as lithi ×um paste) : Choose anchor or δ€spiral agitator.
Low viscosity (e.g. CMP polishes) :✘ε paddle or magnetic agitation.¥α$≈
Cleanliness requirements:
Semiconductor grade: 316L stainle☆↕αss steel + nitrogen seal + circul★•↓♦ation filtration.
Industrial grade: PP materi&δπ↑al + mechanical seal.
Capacity matching:
Select capacity according to producti∑®on line requirements (↑£¥e.g. 500L/ batch).
2. Maintenance
Daily maintenance:
Clean the inner wall £>εof the barrel weekly and checα✔k for seal wear.
Calibrate the temperat×↕ure sensor monthly and clean the ☆"filter.
Long-term maintenance:
Replace the agitator bearing oil∏× every year to test the motor insulatioσn.
Complete inspection oφ÷₩δf the clamp pipe every 2 years to preσπ¶vent leakage.
6、Common problems and solutions
Problem cause analysis so'↔>↓lution
The particle settling stirring ×€÷speed is insufficient or the ti✘∑£ me is too short to incr±₩ ☆ease the rotational speed a$←nd prolong the stirring time
Temperature fluctuation large jackεδet medium uneven flow check pump valve,∞§ adjust flow
Seal leakage seal ri♥ng aging or improper installation Rep↔÷★lace the seal ring, recalibrate th"☆e shaft
Motor overheating load is too large or↔δφ↑ poor heat dissipation reduce the $∞€speed, clean the heat dissipation✘¥♥ fan
7、 Technology development tr" $end
Intelligent:
Integrated Internet λ of Things (IoT) to monitor vi₽¥≥scosity and particle distributiβ€λ✘on in real time.
AI algorithm optimizes mixing paramet♥≠ers and ADAPTS to diαfferent recipes.
Greening:
Low energy motor desi≈ ✘gn to reduce carbon footprint.
Biodegradable materials"∑ replace traditional seals.
For more models of products, pleas'↔e contact us. We will be happy to ₽€☆serve you!
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