Product DescriptionUsed oil, also called lubrication oil, is a
variety of machinery, vehicles, ships to replace the lubricating
oil, in the process of use by external pollution to produce a large
number of gum, oxide and thus lose efficacy. The main reasons:
First, the oil in use is mixed with moisture, dust, other
miscellaneous oil and metal powder produced by mechanical wear,
resulting in black color and greater viscosity. Second, the oil
deteriorates over time, forming organic acids, colloid and
asphalt-like substances.· Pretreatment: sedimentation, filtration,
chemical treatment; · Desolvation: vacuum
distillation removes moisture and low boiling matter from raw
materials. · Separation of fuel oil: separation
of fuel oil from raw materials;· Molecular distillation: separate
base oils of different fractions;· Refining: solvent
refining.Company ProfileFAQQ1. What is your products range?•
Industry water chiller, recirculating cooling chiller, rotary
evaporator, alcohol recovery equipment, short path distillation
kit, glass molecular distillation equipment, falling film
evaporator, jacketed glass reactor and other lab equipment.Q2. Are
you trading company or manufacturer?• We are professional
manufacture of lab equipment and we have our own factory.Q3. Do you
provide samples? Is it free?• Yes, we could offer the sample.
Considering the high value of our products, the sample is not free,
but we will give you our best price including shipping cost.Q4. Do
you have warranty?• Yes, we offer 1 year warranty for the spare
part.Q5. How long is your delivery time?• Generally it is within 7
working days after receiving the payment if the goods are in stock.
Or it is 15 working days if thegoods are not in stock, depending on
order quantity.Q6. What is your terms of payment?•
Payment≤15,000USD, 100% in advance. Payment≥15,000USD, 70% T/T in
advance, balance before shipment.(If you are concerned about
payment security for the first order, we advise you can place Trade
Assurance Order via Alibaba. you will get 100% payment refund if we
can't meet agreed delivery time.)/* March 10, 2023 17:59:20
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