Tung Oil for Wood Stain & Natural Sealer

Tung Oil for Wood Stain & Natural Sealer

  • CAS No.: 8001-20-5
  • Type.: Chemical auxiliary agent
  • Appearance: Liquid Coating, Main Raw Material: Epoxy, Polyurethane
  • Molecular Formula: C15H17N5O6S
  • Shelf Life: -
  • Min Order Quantity: As Requirement
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Tung oil Basic Information CAS No.8001-20-5:

 Product Name  Tung oil  
 Synonyms  chinawood oil 
 CAS  8001-20-5 
 MW   0
 EINECS   232-272-3

Tung oil Chemical Properties CAS No.8001-20-5:

refractive index   n20/D 1.52(lit.)
density    0.937 g/mL at 25 °C(lit.)
Fp   >230 °F
storage temp.    2-8°C
 color  Gardner: ≤12
EPA Substance Registry System  Tung oil(8001-20-5)

Tung oil spec:

Appearance transparent or slightly or slightly turbid
Color Not darker than a freshly prepared solution
containing 0.4mg. K2Cr2O7 in 100ml. conc.
H2S04 (sp. gr. 1.84)
Specific Gravity D20/4 0.9360-0.9395
Refractive Index 1.5170-1.5520
Iodine Value (WIJS) 163-173
Saponification Value 190-195
Moisture & Impurities 0.3% max
Free Fatty Acid 4% max
Worstall's Heat Test 7.5 minutes max
Beta Tung Oil Test no crystalline precipitate

Pure Tung oil is a drying oil that’s extracted from the seed of the tung tree, which is native to China and a few other Asian countries.

The oil has been used for centuries as a water-resistant finish for boats and other wooden objects, as well as to finish stone.

Pure Tung oil is an excellent alternative to other drying oils, such as walnut, linseed and soy.Tung oil for wood Stain & Natural Sealer

On top of producing a beautiful and protective finish, tung oil is also a popular choice for projects because it is versatile, easy to use, and environmentally friendly. 


There are many reasons why people love tung oil for their projects, and one of the most popular is its flexible, durable, food safe, and protective waterproof finish that doesn’t mold, darken or go rancid.

On a practical note, tung oil also dries faster than other oils, making it easier and less time-consuming to apply.

From an aesthetic standpoint, Tung oilalso cures to a beautiful matte finish that adds depth to woodgrain, producing an antique-style finish on any surface.

Carpenters, woodworkers, crafters, and hobbyist alike all love tung oil, and over the years they’ve used it as a beautiful and protective finish on a wide number of projects and surfaces.

For instance, Tung oilhas been used with fantastic results to finish wood, bamboo, concrete, stone, brick, and even metal surfaces.

Tung oil is a favorite for finishing wood floors, cabinetry, decks, siding, furniture, guitars and other musical instruments, handmade toys, and more. 

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    No 999, Jiangyue Rd, Minhang Dist , 201114,Shanghai ,China

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