CN106221491A - Oiliness high-temperature steel titanium prevents bonding coating and application thereof - Google Patents
Oiliness high-temperature steel titanium prevents bonding coating and application thereof Download PDFInfo
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- CN106221491A CN106221491A CN201610596274.0A CN201610596274A CN106221491A CN 106221491 A CN106221491 A CN 106221491A CN 201610596274 A CN201610596274 A CN 201610596274A CN 106221491 A CN106221491 A CN 106221491A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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Abstract
The present invention relates to oiliness high-temperature steel titanium and prevent bonding coating and application thereof, belong to steel titanium anti-stick coating technology field.Present invention solves the technical problem that being to provide a kind of oiliness high-temperature steel titanium used in titanium pipe rolls prevents bonding coating.This coating includes the component of following weight portion: oiliness film former 50～150 parts, glass putty 30～80 parts, Pulvis Talci 250～350 parts, aluminium oxide powder 400～450 parts.Oiliness high-temperature steel titanium of the present invention prevents that bonding coating is coated on steel equipment, roller-way, capstan winch, form one layer of good sealing coat, can guarantee that titanium ingot is in 900 DEG C of rollings or perforation procedure, bonding reaction is there is not with steel equipment roll or capstan winch, improve Product Precision size and surface quality, improve lumber recovery and the production efficiency of the processing of titanium material, reduce into product cost.
Description
Technical field
The present invention relates to oiliness high-temperature steel-titanium and prevent bonding coating and application thereof, belong to steel-titanium anti-stick coating technology neck
Territory.
Background technology
Current domestic use titanium ingot circle base produce titanium Guan Jun be directly titanium ingot circle base 900 DEG C is incubated in heating furnace 4h with
On, then release heating furnace and carry out the high temperature rolling of titanium pipe.Owing to temperature is higher, titanium easily sets with iron and steel rolling with titanium alloy
There is " viscous titanium " phenomenon in standby, roller-way and rolling capstan winch, this makes titanium tube-surface " misrun " phenomenon of different depth occur, owing to rolling
Being to rotate perforation, rolling during titanium pipe processed, titanium base carries out drilling/rolling during high-speed rotation, owing to titanio titanium alloy is high
Temperature characteristics effect, it is easy to be deposited with phenomenon with ferrum, notably can generate TiFe phase.If titanium tube-surface generates TiFe and meets
Have a strong impact on titanium material surface mechanical properties and tissue, make titanium pipe following process and use during bring various defect, loss,
The most corrosion-resistant defect problem such as grade；Further, since " equipment glues titanium " causes wanting first grinding apparatus ability in the follow-up operation of rolling
Again roll follow-up titanium base.Can not continuous rolling titanium pipe or titanium material product, waste substantial amounts of time and energy consumption；Meanwhile, for ensureing
The dimension of inner and outer diameters precision of titanium pipe and surface quality, domestic manufacturer is all to be carried out machining to carry out following process ability
Ensure that titanium tube-surface quality and the dimensional accuracy in inside and outside footpath, so loss are relatively big, owing to titanium ingot is by titanium sponge reaction system,
Steel bonding defect to titanium tube-surface in the operation of rolling is machined away, has a strong impact on cost and the lumber recovery of titanium material, therefore need to be in rolling
During avoid titanium steel bonding phenomenon as far as possible.
Conventional anti-stick method is to use sealing coat that two kinds of materials of bonding reaction will be occurred to keep apart.And current,
Do not use high temperature resistant titanium steel anti-stick coating to the report preventing titanium steel from boning, the coating not the most being suitable for.Application No.
The patent of 201410312370.9 discloses a kind of high temperature resistant protective coating of oiliness, and this coating contains oxidation protection agent and becomes with oiliness
Membrane；Oxidation protection agent contains Al powder and Fe powder, and the weight ratio of Al powder and Fe powder is 1:0.01-0.1.Protection that this oiliness is high temperature resistant
Coating Main Function is to ensure that titanium ingot not oxidized cracking in constant temperature 8h surface under 1000 DEG C of high temperature, reduces the formation of dissolved oxygen layer,
This coating is mainly sprayed on titanium ingot surface, applies in the annealing operation of titanium ingot, protects it from oxidized.
And in the operation of rolling of titanium pipe, due to the deformation of titanium ingot, spray this coating to prevent steel-titanium from gluing at titanium ingot surface
The poor effect of knot.If directly by this spray painting in rolling capstan winch surface, owing to capstan winch is different from the material of titanium ingot, film forming with
And adhesion effect is poor, it is impossible to well prevent steel-titanium bonding.Additionally, use this coating, need to will to each titanium ingot surface
Carrying out spray treatment, after adding spraying, coating needs certain time to be dried, and technique is prepared and just becomes complicated, preparation time
Long, it is impossible to serialization efficiently produces.
Therefore, for solving the problems referred to above, need the coating of a kind of steel-titanium anti-stick that can use in titanium pipe rolls.
Summary of the invention
Present invention solves the technical problem that being to provide a kind of oiliness high-temperature steel-titanium used in titanium pipe rolls prevents bonding
Coating.
Oiliness high-temperature steel-titanium of the present invention prevents bonding coating, including the component of following weight portion: oiliness film former 50～
150 parts, glass putty 30～80 parts, Pulvis Talci 350～400 parts, aluminium oxide powder 400～450 parts.
Preferably, including the component of following weight portion: oiliness film former 50～150 parts, glass putty 50 parts, Pulvis Talci 250～
350 parts, aluminium oxide powder 400～450 parts.
It is further preferred that include the component of following weight portion: oiliness film former 100 parts, glass putty 50 parts, Pulvis Talci 350
Part, aluminium oxide powder 450 parts.
Oiliness high-temperature steel-titanium of the present invention prevent bonding coating preferably possibly together with in firming agent, dispersant and diluent extremely
Few one.The most described oiliness high-temperature steel-titanium prevent bonding coating also include firming agent 1～2 weight portion, dispersant 0.5～
1.0 weight portions and diluent 1～5 weight portion.More preferably include firming agent 1 weight portion, dispersant 0.5 weight portion and diluent 5
Weight portion.
Preferably, described oiliness high-temperature steel-titanium prevents that bonding coating is made up of the component of following weight portion: oiliness
Film former 50～150 parts, glass putty 50 parts, Pulvis Talci 250～350 parts, aluminium oxide powder 400～450 parts, firming agent 1～2
Part, dispersant 0.5～1.0 parts, diluent 1～5 parts；Preferably it is made up of the component of following weight portion: oiliness film former 100 parts,
Glass putty 50 parts, Pulvis Talci 350 parts, aluminium oxide powder 450 parts, 1 part of firming agent, dispersant 0.5 part, diluent 5 parts.
Further, described oiliness film former is preferably oiliness epoxy resin, oiliness polyurethane paint, oiliness acrylic based emulsion
At least one in paint, oiliness alkyd paint, more preferably oiliness epoxy resin.
Further, the most described firming agent is at least one in silicon dioxide powder, waterglass, potassium silicate, described point
Powder is at least one in polyvinyl alcohol, polyvinyl pyrrolidone, polyethylene glycol oxide, and described diluent is organic solvent；
The most described firming agent is silicon dioxide powder, and described dispersant is polyvinyl alcohol, and described diluent is acetone or ethyl acetate.
Oiliness high-temperature steel-titanium of the present invention prevents that the pH value of bonding coating is preferably 7.5～9.5, and solid content is preferably
85～90%；The solid content that the most described oiliness high-temperature steel-titanium prevents bonding coating is 87%.
The present invention also provides for oiliness of the present invention high-temperature steel-titanium and prevents the application in high temperature rolling titanium pipe of the bonding coating.
Before titanium pipe rolls, oiliness high-temperature steel-titanium of the present invention is prevented that bonding coating is coated in roller surface and/or strand
Panel surface, after, at room temperature natural drying, formed 0.20～0.40mm film, be preferably formed as the film of 0.30mm.
Described coating method is preferably pneumatic spraying, airless spraying or brushing.
Compared with prior art, there is advantages that
Oiliness high-temperature steel-titanium of the present invention prevents that bonding coating is coated on steel equipment, roller-way, capstan winch, forms one layer very
Good sealing coat, can guarantee that titanium ingot, in 900 DEG C of rollings or perforation procedure, does not occurs bonding anti-with steel equipment roll or capstan winch
Should, improve Product Precision size and surface quality, improve lumber recovery and the production efficiency of the processing of titanium material, reduce into product cost.
The production of oiliness of the present invention anti-titanium steel bonding and use technique simply, easily operate, can be equipped with pneumatic spraying, true
Use on the production line of empty spraying and the equipment of brushing.
The product of the present invention is oiliness environmental protection high temperature resistant anti-stick coating, coating does not contains in RoHS mass limit have
Evil element, meanwhile, this product does not has noxious substance to volatilize in atmosphere, does not affect environmental protection effect of construction environment etc..
Oiliness high-temperature steel-titanium of the present invention prevents extemporaneous preparation when bonding coating can use, and the preparation time is short, simply may be used
OK；Using after can also preparing production, under room temperature, coating stabilization shelf-stability can reach more than 6 months, it may appear that precipitation,
Lamination, but, shake up during use or re-start and stir.
Detailed description of the invention
Oiliness high-temperature steel-titanium of the present invention prevents bonding coating, including the component of following weight portion: oiliness film former 50～
150 parts, glass putty 30～80 parts, Pulvis Talci 350～400 parts, aluminium oxide powder 400～450 parts.
Preferably, including the component of following weight portion: oiliness film former 50～150 parts, glass putty 50 parts, Pulvis Talci 250～
350 parts, aluminium oxide powder 400～450 parts.
It is further preferred that include the component of following weight portion: oiliness film former 100 parts, glass putty 50 parts, Pulvis Talci 350
Part, aluminium oxide powder 450 parts.
Prevent that bonding coating is in capstan winch or the attachment of roller surface to improve oiliness of the present invention high-temperature steel-titanium further
Property, oiliness high-temperature steel-titanium of the present invention prevents that bonding coating is preferably possibly together with at least in firming agent, dispersant and diluent
Kind.The most described oiliness high-temperature steel-titanium prevents that bonding coating also includes firming agent 1～2 weight portion, dispersant 0.5～1.0 weight
Amount part and diluent 1～5 weight portion.More preferably include firming agent 1 weight portion, dispersant 0.5 weight portion and diluent 5 weight
Part.
Preferably, described oiliness high-temperature steel-titanium prevents that bonding coating is made up of the component of following weight portion: oiliness
Film former 50～150 parts, glass putty 50 parts, Pulvis Talci 250～350 parts, aluminium oxide powder 400～450 parts, firming agent 1～2
Part, dispersant 0.5～1.0 parts, diluent 1～5 parts；Preferably it is made up of the component of following weight portion: oiliness film former 100 parts,
Glass putty 50 parts, Pulvis Talci 350 parts, aluminium oxide powder 450 parts, 1 part of firming agent, dispersant 0.5 part, diluent 5 parts.
The present invention without particular/special requirement, can use various oiliness film former commonly used in the art, example for oiliness film former
As, oiliness film former can be in oiliness epoxy resin, oiliness polyurethane paint, oiliness acrylic latex coating, oiliness alkyd paint
At least one, preferably oiliness epoxy resin.For the solid content of oiliness epoxy resin without particular/special requirement, this area can be used
Conventional oiliness epoxy resin, the solid content of oiliness epoxy resin is preferably 40～60wt%.
In the present invention, firming agent, dispersant, diluent concrete kind without particular/special requirement, can use commonly used in the art
Various firming agent, dispersant, diluent.Preferably, during described firming agent is silicon dioxide powder, waterglass, potassium silicate extremely
Few one, described dispersant is at least one in polyvinyl alcohol, polyvinyl pyrrolidone, polyethylene glycol oxide, described dilution
Agent is organic solvent；The most described firming agent is silicon dioxide powder, and described dispersant is polyvinyl alcohol, and described diluent is third
Ketone or ethyl acetate.
Oiliness high-temperature steel-titanium of the present invention prevents that the pH value of bonding coating is preferably 7.5～9.5, and solid content is preferably
85～90%；The solid content that the most described oiliness high-temperature steel-titanium prevents bonding coating is 87%.It is applied directly to capstan winch or rolls
Roller surface, can solidify rapidly, forms self-drying type coating, and owing to solid content is high, does not haves film laminar flow and drop down phenomenon, and coating is adhered to
Property the best, no matter when wet film or dry film, coating tack can meet titanium ingot roller-way bobbing machine friction needs, no
There will be coating scaling or dry linting phenomenon.
Oiliness high-temperature steel-titanium of the present invention prevents that the preparation method of bonding coating, without particular/special requirement, can use this area normal
Various methods, as long as by each component mix homogeneously, can matching while using.But the present inventor sends out under study for action
Existing, adopt and prepare oiliness high-temperature steel-titanium with the following method and prevent bonding coating, it is possible to make each component mix evenly.Concrete side
Method is: is first mixed with diluent by oiliness film former and is diluted, the most under agitation, is slowly added to glass putty, Pulvis Talci and three
Al 2 O powder, then adds firming agent, stirs, and adds dispersant, and stirring is in uniform and stable phase.
Oiliness high-temperature steel-titanium of the present invention prevents that bonding coating can use in high temperature rolling titanium pipe.
Before titanium pipe rolls, oiliness high-temperature steel-titanium of the present invention is prevented that bonding coating is coated in roller surface and/or strand
After panel surface, at room temperature natural drying, form the film of 0.20～0.40mm, be preferably formed as the film of 0.30mm.Thickness herein
Degree is the thickness of photopolymer layer.When film layer adhesion amount is less than 0.20mm, in rolling or perforation procedure, titanium ingot rotates, pastes and make
Become coating adhesion amount thickness to be gradually lowered, so to ensure having enough coating layer thicknesses, prevent from all being sticked out by titanium pipe, can not get
Sufficiently high temperature oxidation resisting protection.If film layer adhesion amount is more than 0.40mm, cost raises.
After oiliness high-temperature steel-titanium of the present invention is prevented the surface that bonding coating is coated in roller surface/capstan winch, at room temperature
Just can in 5～10min natural drying, meanwhile, in lacquering process, clagging performance is good, does not haves trickling, sagging
Etc. phenomenon, being not particularly limited for coating method, drying means etc., coating method can use pneumatic spraying, airless spraying
And brushing, can need to carry out corresponding form of construction work according to on-site actual situations.
Oiliness high-temperature steel-titanium of the present invention prevents that the temperature that bonding coating uses is not particularly limited, but due to the present invention's
The solvent of inorganic agent is oil, it is ensured that the temperature conditions that oil does not freezes and vaporizes, and uses the most at normal temperatures.
In solidification process, it is only necessary to removing is attached to the oil of coating surface and divides, because of without adding any accelerator again, main
Wanting curing mode is spontaneous curing in 5min under natural environment, use hot air drying or the sensing method such as heating also can, coating is solid
After change, coating does not haves dry linting and crack performance.
Below in conjunction with embodiment, the detailed description of the invention of the present invention is further described, the most therefore the present invention is limited
System is among described scope of embodiments.
Embodiment 1～5
At normal temperatures and pressures, weigh epoxy resin (amount of solid content 50%) and be placed in container, stand-by；Add diluent,
After stirring stand-by；Measure Sn powder, Pulvis Talci, Al2O3Powder, is slowly added in container, to be stirred continuously, stir in adition process
Mix uniformly；Measure firming agent SiO again2Powder, adds in container, stirs；Measure addition polyethylene of dispersing agent alcohol 200 again to add
In container, being stirred, treat that solution is uniform and stable phase, the oiliness high-temperature steel-titanium obtaining the present invention prevents bonding coating.Each former
The consumption of material is by table 1.
Comparative example 1～2
The method using embodiment 1, changes the consumption of each raw material, prepares coating, and the consumption of each raw material is shown in Table 1.
Table 1
Measure pH value and the solid content of the coating of embodiment 1～5, comparative example 1～2, the results are shown in Table 2.
Table 2
| Numbering | PH value | Solid content (%) |
| Embodiment 1 | 8.5 | 87 |
| Embodiment 2 | 9.5 | 90 |
| Embodiment 3 | 7.5 | 85 |
| Embodiment 4 | 8 | 87 |
| Embodiment 5 | 8.5 | 90 |
| Comparative example 1 | 8.5 | 87 |
| Comparative example 2 | 8.5 | 87 |
The coating of embodiment and comparative example is coated in steel by the mode using pneumatic spraying, airless spraying or manual brushing
Behind ferrum equipment surface, roller surface or capstan winch surface, at room temperature natural drying, solidification 5～10min, obtaining thickness is 0.2
～the film layer of 0.4mm.Titanium pipe rolling is carried out at 900 DEG C.Concrete bonding situation is shown in Table 3.
Table 3
From table 3 it is observed that use the coating coating equipment of embodiment 1～5, the titanium tube-surface quality obtained after rolling
Well, titanium pipe bonds hardly with roll, capstan winch etc..It is not coated by roll or the capstan winch of any coating (i.e. blank group), rolls
The titanium pipe obtained after system, titanium tube-surface defect is serious, and equipment also has a certain degree of viscous titanium, could continue to make after needing polishing
With.Using the coating coating equipment of comparative example 1 and 2, the titanium tube-surface ratio of defects after rolling remains unchanged higher, it is impossible to well prevent
Titanium steel bonds.
Additionally, the coating oiliness high-temperature steel-titanium of the present invention prevents that bonding coating is coated on steel equipment, roller-way, capstan winch,
The one-tenth reducing titanium pipe of energy high degree produces cost.Its cost accounting is as follows:
Rolling titanium pipe, design is produced 10000 tons of production capacities per year, with the 1.5 tons of calculating of each titanium ingot (semifinished product), to be produced 6300 every year
, there are titanium steel bonding 5～20mm depth calculation with each titanium ingot in the titanium billet of left and right, and it is public that each titanium ingot to machine away 100～200
Jin, with the calculating of 80000 yuan/ton of titanium ingot, each titanium ingot is lost between 8000～16000 yuan because of viscous titanium cutting tip, meanwhile, also
Substantial amounts of human and material resources are spent to cut, extra increase production cost and production time, and use this technology, will be for titanium
Substantial amounts of production cost is saved in the production of pipe and other titanium alloy products, to use coating 2～5kg in each titanium ingot operation of rolling
Calculating, every coating price is calculated by 200,000/ton, and the new returns of this technology see below shown in formula: Wan Yuan；
The volume of production of W-annual titanium ingot: with 10,000 tons of calculating, produces 6300 titanium ingots the most every year；
A-each titanium ingot is because of the amount of steel bonding-titanium layer problem cutting: by 50Kg calculating/titanium ingot；
The cost of P1-titanium ingot: 80 yuan/Kg；
W1-sprays the consumption of high temperature resistant anti-stick coating, 3Kg/ ingot；
P2-high temperature resistant anti-stick coating price per ton: calculate by 200 yuan/Kg；
Y-uses the new returns that this technology produces every year:
Then:
Y=(P1 × A-W1 × P2) × W
=(4000-600) × 6300
=2142 (ten thousand yuan).
Claims (10)
1. oiliness high-temperature steel-titanium prevents bonding coating, it is characterised in that include the component of following weight portion: oiliness film former 50
～150 parts, glass putty 30～80 parts, Pulvis Talci 250～350 parts, aluminium oxide powder 400～450 parts.
Oiliness high-temperature steel-titanium the most according to claim 1 prevents bonding coating, it is characterised in that include following weight portion
Component: oiliness film former 50～150 parts, glass putty 50 parts, Pulvis Talci 250～350 parts, aluminium oxide powder 400～450 parts；
Preferably include the component of following weight portion: oiliness film former 100 parts, glass putty 50 parts, Pulvis Talci 350 parts, aluminium oxide powder 450
Part.
Oiliness high-temperature steel-titanium the most according to claim 1 prevents bonding coating, it is characterised in that: described oiliness is high temperature resistant
Steel-titanium prevents that bonding coating also includes at least one in firming agent, dispersant, diluent；The most described oiliness high-temperature steel-titanium
Anti-bonding coating also includes firming agent 1～2 weight portion, dispersant 0.5～1.0 weight portion and diluent 1～5 weight portion；More excellent
Choosing includes firming agent 1 weight portion, dispersant 0.5 weight portion and diluent 5 weight portion.
Oiliness high-temperature steel-titanium the most according to claim 1 prevents bonding coating, it is characterised in that described oiliness is high temperature resistant
Steel-titanium prevents that bonding coating is made up of the component of following weight portion: oiliness film former 50～150 parts, glass putty 50 parts, Pulvis Talci 250
～350 parts, aluminium oxide powder 400～450 parts, firming agent 1～2 parts, dispersant 0.5～1.0 parts, diluent 1～5 parts；Excellent
Choosing is made up of the component of following weight portion: oiliness film former 100 parts, glass putty 50 parts, Pulvis Talci 350 parts, aluminium oxide powder 450
Part, 1 part of firming agent, dispersant 0.5 part, diluent 5 parts.
5. prevent bonding coating according to the oiliness high-temperature steel-titanium described in any one of Claims 1 to 4, it is characterised in that: described oil
Property film former is at least one in oiliness epoxy resin, oiliness polyurethane paint, oiliness acrylic latex coating, oiliness alkyd paint,
It is preferably oiliness epoxy resin.
6. prevent bonding coating according to the oiliness high-temperature steel-titanium described in any one of claim 3～5, it is characterised in that: described solid
Agent is at least one in silicon dioxide powder, waterglass, potassium silicate, and described dispersant is polyvinyl alcohol, polyvinylpyrrolidine
At least one in alkanone, polyethylene glycol oxide, described diluent is organic solvent；The most described firming agent is silicon dioxide powder,
Described dispersant is polyvinyl alcohol, and described diluent is acetone or ethyl acetate.
7. prevent bonding coating according to the oiliness high-temperature steel-titanium described in any one of claim 1～6, it is characterised in that: described oil
Property high-temperature steel-titanium prevents that the pH value of bonding coating is 7.5～9.5, and solid content is 85～90%；The most described oiliness is high temperature resistant
Steel-titanium prevents that the solid content of bonding coating is 87%.
8. the oiliness high-temperature steel-titanium described in any one of claim 1～7 prevents bonding coating answering in high temperature rolling titanium pipe
With.
Oiliness high-temperature steel-titanium the most according to claim 8 prevents the application in high temperature rolling titanium pipe of the bonding coating, and it is special
Levy and be: oiliness high-temperature steel-titanium is prevented bonding applying coating after roller surface and/or capstan winch surface, at room temperature natural
It is dried, forms the film of 0.20～0.40mm, be preferably formed as the film of 0.3mm.
Oiliness high-temperature steel-titanium the most according to claim 9 prevents the application in high temperature rolling titanium pipe of the bonding coating, its
It is characterised by: described coating method is pneumatic spraying, airless spraying or brushing.
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