CN107415105A - A kind of preparation method of silica gel mould - Google Patents
A kind of preparation method of silica gel mould Download PDFInfo
- Publication number
- CN107415105A CN107415105A CN201710650915.0A CN201710650915A CN107415105A CN 107415105 A CN107415105 A CN 107415105A CN 201710650915 A CN201710650915 A CN 201710650915A CN 107415105 A CN107415105 A CN 107415105A
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- Prior art keywords
- mould
- silica gel
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- bed die
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mold Materials And Core Materials (AREA)
- Motor Or Generator Current Collectors (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of preparation method of silica gel mould,The iron and tungsten add 3% ceramic aggregate after dissolving,Melted,The ceramic aggregate of addition can strengthen the overall performance of bottom plate,The mould handled well is heated to 750 DEG C,Insulation 4 hours,Then the tempering of 450 DEG C of tempering is carried out,Insulation 1.5 hours,It is cooled to 95 DEG C,It is repeated 3 times,The carbon that the composition of the mould steel is,Silicon,Nickel,Copper,Manganese,Molybdenum,Chromium,Titanium,Zirconium,Sulphur,Phosphorus,Rhenium,Scandium and iron,Add silica gel diluent,Untill well mixed,Time is 4 minutes,The fiberglass shell thickness is 0.7mm,Using this processing technology,The bed die of the product manufactured in use is not in collapse the phenomenon that brittle failure is split,It substantially prolongs service life,Meet demand,And it is additionally provided with shell membrane outside glued membrane,There is the mould wear-resisting,High temperature resistant,It is corrosion-resistant,Precision is high,The characteristic of service life length.
Description
Technical field
The invention belongs to mould applications, it is more particularly related to a kind of preparation method of silica gel mould.
Background technology
In casting process, mould is essential casting technique equipment, and the technical merit of Making mold directly affects
To the quality of casting.Conventional casting mould is mostly using wooden, also has aluminum, wooden mould is although although cost
It is low, but wood materials performance itself is insufficient, die life can be caused to grow, long-term use of, die surface is easy to wear, variable
Shape, size are inaccurate；Aluminum die life is grown, and hardness height, any surface finish, accurate size and damage-retardation performance are good, mould table
Face is not easy to wear, but its cost is high.Silica gel mould is the particular manufacturing craft glue of craft articles, is high temperature resistant the characteristics of silica gel,
Corrosion-resistant, tear-resistant property is strong, emulates fine height, is the particular manufacturing craft for making various handicrafts.Silica gel kitchen utensils raw material are come by performance
It is gentle as silica gel point can be divided into common silica gel.Common silica gel also known as precipitated silicas, more than comparison be mobile phone key, sundries,
The low and middle-grade silica gel products such as conducting resinl.Meteorological glue also known as pure silicon glue, because this material transparent degree is good, stretching resistance is strong, but cost
It is higher.
Used in the high-grade elastomeric product of needs such as silicone tube, protective case.Silica gel raw material can be with to divide by physical property
It is divided into solid silicone and liquid silica gel, solid silicone is mainly used in the product of compression molding.Such as:Silica gel sheath, silica gel tableware, silicon
Sealing rubber die, silica gel push-button etc., liquid silica gel are mainly used in the product of extrusion molding, such as silica gel nipple, silicone tube etc..Heat-insulated silicon
Rubber cushion, excellent heat-resisting ability, silica gel (food grade silicone) can be resistant to 200 DEG C of high temperature and can be long-term use of, product life
Production raw material meets food grade standard, is detected by FDA food-grades, tasteless nontoxic, producer produces according to mould, and color, shape can be made by oneself.
The production technology of existing silica gel mould is not perfect enough, the problem of a variety of be present.Based on this, a kind of perfect silica gel mould is studied
Preparation method seem increasingly important.
The content of the invention
Problem to be solved by this invention is to provide a kind of preparation method of silica gel mould, has the mould wear-resisting, resistance to
High temperature, corrosion-resistant, precision is high, the characteristic of service life length.
To achieve these goals, the technical scheme taken of the present invention is：
A kind of preparation method of silica gel mould, comprises the following steps：
(1) smelt
Mould steel workpiece is placed in glowing furnace, is heated to 1000-1200 DEG C, iron is added and tungsten enters thawing, form steel
Water；
(2) bottom plate casting
Above-mentioned molten steel is added in mould and carries out forming processes, first carries out mould to be preheated to 320-350 DEG C, insulation
30-35min, then molten steel is injected into mould, carries out cooling treatment；
(3) brush film
It is being mixed evenly for 2: 1 gypsum and water by weight ratio, calcium plaster is uniformly brushed on bottom plate with brush, and
One layer of filament is spread, and spreads filament, repeats brush film step 2 time；
(4) bed die toasts
Being toasted in the bed die push-in baking oven made, baking temperature reaches 130-170 degree, and baking time needs 15-
21min；
(5) thicken
After the bed die toasted is brushed into 2 layers again, then toast once, 400-500 DEG C of the baking temperature；Bake warm time 8-
14min；
(6) dispensing
Polyvinyl chloride suspended particulate resin-oatmeal l parts, PVC paste resin powder l parts, 3 parts of dibutylester, silicon rubber, aluminium base
100 parts of epoxy resin, aluminium powder 20-30 parts, land plaster 28-30 parts, wetting agent 7-9 parts, curing agent 9-12 parts, antiaging agent 4-6
Part；The raw material prepared is poured into metal bucket, is stirred with beater and can be used；
(7) glued membrane makes
After coating remover on bed die, by the dispensing brush mixed in bed die, and dried under the conditions of 90-110 DEG C；
(8) shell membrane makes
Raw material is weighed by the parts by weight, glass fibre, epoxy resin, phenolic resin, curing agent and binding agent are mixed
Fully stirred evenly with electric blender afterwards；Above-mentioned mould material is injected into spray gun, even application is in the surface of master mold, formation glass shell, general
After the solidification of fiberglass shell, the demoulding, polishing, polishing.
Preferably, step (1) iron and tungsten add 3% ceramic aggregate after dissolving, and are melted.
Preferably, the composition of step (1) mould steel is 3.5-3.8% carbon, 1.8-2.0% silicon, 1-1.2%
Nickel, 0.5% copper, 0.5-0.7% manganese, 0.35% molybdenum, 0.5% chromium, 0.03% titanium, 0.03% zirconium, 0.012%
Sulphur, 0.01% phosphorus, 0.01% rhenium, 0.01% scandium, remaining is iron.
Preferably, the mould handled well is heated to 700-800 DEG C by the step (4), is incubated 3-5 hours, is then carried out
The tempering of 400-500 DEG C of tempering, 1-2 hours are incubated, 90-100 DEG C is cooled to, is repeated 3 times.
Preferably, the step (6) adds silica gel diluent, and untill well mixed, the time is 3-5 minutes.
Preferably, step (7) the fiberglass shell thickness is 0.6-0.8mm.
Preferably, the ratio of step (8) glass fibre, epoxy resin, phenolic resin, curing agent and binding agent is 8：
10:13:3:4。
Beneficial effect：The present invention relates to a kind of preparation method of silica gel mould, the iron and tungsten add 3% after dissolving
Ceramic aggregate, melted, the ceramic aggregate of addition can strengthen the overall performance of bottom plate, and the mould handled well is heated into 750
DEG C, 4 hours are incubated, then carries out the tempering of 450 DEG C of tempering, 1.5 hours is incubated, is cooled to 95 DEG C, is repeated 3 times, institute
Carbon, silicon, nickel, copper, manganese, molybdenum, chromium, titanium, zirconium, sulphur, phosphorus, rhenium, scandium and iron that the composition of mould steel is are stated, adds silica gel diluent,
Untill well mixed, the time is 4 minutes, and the fiberglass shell thickness is 0.7mm, using this processing technology, manufacture
The bed die of product out in use is not in collapse the phenomenon that brittle failure is split, and substantially prolongs service life, meets need
Ask, and shell membrane is additionally provided with outside glued membrane, make the mould that there is wear-resisting, high temperature resistant, the spy that corrosion-resistant, precision is high, service life is grown
Property.
Embodiment
Embodiment 1：
A kind of preparation method of silica gel mould, comprises the following steps：
(1) smelt
Mould steel workpiece is placed in glowing furnace, is heated to 1000 DEG C, iron is added and tungsten enters thawing, add 3%
Ceramic aggregate, melted, form molten steel, carbon that the composition of the mould steel is 3.5%, 1.8% silicon, 1% nickel,
0.5% copper, 0.5% manganese, 0.35% molybdenum, 0.5% chromium, 0.03% titanium, 0.03% zirconium, 0.012% sulphur,
0.01% phosphorus, 0.01% rhenium, 0.01% scandium, remaining is iron；
(2) bottom plate casting
Above-mentioned molten steel is added in mould and carries out forming processes, first carries out mould to be preheated to 320-350 DEG C, insulation
30min, then molten steel is injected into mould, carries out cooling treatment；
(3) brush film
It is being mixed evenly for 2: 1 gypsum and water by weight ratio, calcium plaster is uniformly brushed on bottom plate with brush, and
One layer of filament is spread, and spreads filament, repeats brush film step 2 time；
(4) bed die toasts
Being toasted in the bed die push-in baking oven made, baking temperature reaches 130 degree, and baking time needs 151min, and
The mould handled well is heated to 700 DEG C, is incubated 3 hours, then carries out the tempering of 400 DEG C of tempering, is incubated 1 hour, then cool down
To 90 DEG C, it is repeated 3 times；
(5) thicken
After the bed die toasted is brushed into 2 layers again, then toast once, 400 DEG C of the baking temperature；Bake warm time 8min；
(6) dispensing
Polyvinyl chloride suspended particulate resin-oatmeal l parts, PVC paste resin powder l parts, 3 parts of dibutylester, silicon rubber, aluminium base
100 parts of epoxy resin, 20 parts of aluminium powder, 28 parts of land plaster, 7 parts of wetting agent, 9 parts of curing agent, 4 parts of antiaging agent；The original prepared
Material is poured into metal bucket, adds silica gel diluent, and untill well mixed, the time is 3 minutes, and is stirred with beater；
(7) glued membrane makes
After coating remover on bed die, by the dispensing brush mould mixed, and dried under the conditions of 90 DEG C, the glass
Die thickness of the shell is 0.6mm；
(8) shell membrane makes
Raw material is weighed by the parts by weight, glass fibre, epoxy resin, phenolic resin, curing agent and binding agent are mixed
Fully stirred evenly with electric blender afterwards；Above-mentioned mould material is injected into spray gun, even application is in the surface of master mold, formation glass shell, general
After the solidification of fiberglass shell, the demoulding, polishing, polishing, the glass fibre, epoxy resin, phenolic resin, curing agent and binding agent
Ratio be 8：10:13:3:4.
Embodiment 2：
A kind of preparation method of silica gel mould, comprises the following steps：
(1) smelt
Mould steel workpiece is placed in glowing furnace, is heated to 1100 DEG C, iron is added and tungsten enters thawing, add 3%
Ceramic aggregate, melted, form molten steel, carbon that the composition of the mould steel is 3.65%, 1.9% silicon, 1.1% nickel,
0.5% copper, 0.6% manganese, 0.35% molybdenum, 0.5% chromium, 0.03% titanium, 0.03% zirconium, 0.012% sulphur,
0.01% phosphorus, 0.01% rhenium, 0.01% scandium, remaining is iron；
(2) bottom plate casting
Above-mentioned molten steel is added in mould and carries out forming processes, first carries out mould to be preheated to 335 DEG C, insulation
32.5min, then molten steel is injected into mould, carries out cooling treatment；
(3) brush film
It is being mixed evenly for 2: 1 gypsum and water by weight ratio, calcium plaster is uniformly brushed on bottom plate with brush, and
One layer of filament is spread, and spreads filament, repeats brush film step 2 time；
(4) bed die toasts
Being toasted in the bed die push-in baking oven made, baking temperature reaches 130-170 degree, and baking time needs 18min,
And the mould handled well is heated to 750 DEG C, 4 hours are incubated, then carries out the tempering of 450 DEG C of tempering, is incubated 1.5 hours, then
95 DEG C are cooled to, is repeated 3 times；
(5) thicken
After the bed die toasted is brushed into 2 layers again, then toast once, 4050 DEG C of the baking temperature；Bake warm time 11min；
(6) dispensing
Polyvinyl chloride suspended particulate resin-oatmeal l parts, PVC paste resin powder l parts, 3 parts of dibutylester, silicon rubber, aluminium base
100 parts of epoxy resin, 25 parts of aluminium powder, 29.5 parts of land plaster, 8 parts of wetting agent, 10.5 parts of curing agent, 5 parts of antiaging agent；Preparing
Raw material pour into metal bucket, add silica gel diluent, until untill well mixed, the time is 4 minutes, and with beater stirring
It is even；
(7) glued membrane makes
After coating remover on bed die, by the dispensing brush mixed in bed die, and dried under the conditions of 100 DEG C, institute
It is 0.7mm to state fiberglass shell thickness；
(8) shell membrane makes
Raw material is weighed by the parts by weight, glass fibre, epoxy resin, phenolic resin, curing agent and binding agent are mixed
It is abundant with electric blender afterwards
Stir evenly；Above-mentioned mould material is injected into spray gun, even application is in the surface of master mold, formation glass shell, by fiberglass shell
After solidification, the demoulding, polishing, polishing, the glass fibre, epoxy resin, phenolic resin, the ratio of curing agent and binding agent are 8：
10:13:3:4。
Embodiment 3：
A kind of preparation method of silica gel mould, comprises the following steps：
(1) smelt
Mould steel workpiece is placed in glowing furnace, is heated to 1200 DEG C, iron is added and tungsten enters thawing, add 3%
Ceramic aggregate, melted, form molten steel, carbon that the composition of the mould steel is 3.8%, 2.0% silicon, 1.2% nickel,
0.5% copper, 0.7% manganese, 0.35% molybdenum, 0.5% chromium, 0.03% titanium, 0.03% zirconium, 0.012% sulphur,
0.01% phosphorus, 0.01% rhenium, 0.01% scandium, remaining is iron；
(2) bottom plate casting
Above-mentioned molten steel is added in mould and carries out forming processes, first carries out mould to be preheated to 350 DEG C, insulation
35min, then molten steel is injected into mould, carries out cooling treatment；
(3) brush film
It is being mixed evenly for 2: 1 gypsum and water by weight ratio, calcium plaster is uniformly brushed on bottom plate with brush, and
One layer of filament is spread, and spreads filament, repeats brush film step 2 time；
(4) bed die toasts
Being toasted in the bed die push-in baking oven made, baking temperature reaches 170 degree, and baking time needs 21min, and will
The mould handled well is heated to 800 DEG C, is incubated 5 hours, then carries out the tempering of 500 DEG C of tempering, is incubated 2 hours, is cooled to
100 DEG C, it is repeated 3 times；
(5) thicken
After the bed die toasted is brushed into 2 layers again, then toast once, 500 DEG C of the baking temperature；Bake warm time 14min；
(6) dispensing
Polyvinyl chloride suspended particulate resin-oatmeal l parts, PVC paste resin powder l parts, 3 parts of dibutylester, silicon rubber, aluminium base
100 parts of epoxy resin, 30 parts of aluminium powder, 30 parts of land plaster, 9 parts of wetting agent, 12 parts of curing agent, 6 parts of antiaging agent；The original prepared
Material is poured into metal bucket, adds silica gel diluent, and untill well mixed, the time is 5 minutes, and is stirred with beater；
(7) glued membrane makes
After coating remover on bed die, by the dispensing brush mixed in bed die, and dried under the conditions of 110 DEG C, institute
It is 0.8mm to state fiberglass shell thickness；
(8) shell membrane makes
Raw material is weighed by the parts by weight, glass fibre, epoxy resin, phenolic resin, curing agent and binding agent are mixed
Fully stirred evenly with electric blender afterwards；Above-mentioned mould material is injected into spray gun, even application is in the surface of master mold, formation glass shell, general
After the solidification of fiberglass shell, the demoulding, polishing, polishing, the glass fibre, epoxy resin, phenolic resin, curing agent and binding agent
Ratio be 8：10:13:3:4%.
By the silica gel mould prepared after process above, sample is taken out respectively, and measurement result is as follows：
| Detection project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Prior art index |
| High temperature resistant | Typically | It is high | It is high | Typically |
| Cost | It is low | It is low | It is high | It is low |
| It is corrosion-resistant | Typically | It is high | It is high | Typically |
It can be drawn according to above table data, the silica gel mould obtained when 2 parameter of embodiment has wear-resisting, resistance to height
It is warm, corrosion-resistant, cost is low and versatility is good, using the production technology produce silica gel mould service life be also better than prior art
Level, i.e. this condition are more beneficial for the manufacture of silica gel mould.
The invention discloses a kind of preparation method of silica gel mould, the iron and tungsten add 3% ceramic bone after dissolving
Material, is melted, and the ceramic aggregate of addition can strengthen the overall performance of bottom plate, the mould handled well is heated into 750 DEG C, insulation
4 hours, the tempering of 450 DEG C of tempering is then carried out, 1.5 hours is incubated, is cooled to 95 DEG C, is repeated 3 times, the mould steel
The composition carbon, silicon, nickel, copper, manganese, molybdenum, chromium, titanium, zirconium, sulphur, phosphorus, rhenium, scandium and the iron that are, silica gel diluent is added, until mixing
Untill uniformly, the time is 4 minutes, and the fiberglass shell thickness is 0.7mm, using this processing technology, the production manufactured
The bed die of product in use is not in collapse the phenomenon that brittle failure is split, and substantially prolongs service life, meet demand, and glue
Shell membrane is additionally provided with outside film, makes the mould that there is wear-resisting, high temperature resistant, the characteristic that corrosion-resistant, precision is high, service life is grown.
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection domain.
Claims (7)
- A kind of 1. preparation method of silica gel mould, it is characterised in that：Comprise the following steps：(1) smeltMould steel workpiece is placed in glowing furnace, is heated to 1000-1200 DEG C, iron is added and tungsten enters thawing, form molten steel；(2) bottom plate castingAbove-mentioned molten steel is added in mould and carries out forming processes, first carries out being preheated to 320-350 DEG C by mould, is incubated 30- 35min, then molten steel is injected into mould, carries out cooling treatment；(3) brush filmIt is being mixed evenly for 2: 1 gypsum and water by weight ratio, calcium plaster is uniformly brushed on bottom plate with brush, and spreads one Layer filament, and filament is spread, repeat brush film step 2 time；(4) bed die toastsBeing toasted in the bed die push-in baking oven made, baking temperature reaches 130-170 degree, and baking time needs 15-21min；(5) thickenAfter the bed die toasted is brushed into 2 layers again, then toast once, 400-500 DEG C of the baking temperature；Bake warm time 8-14min；(6) dispensingPolyvinyl chloride suspended particulate resin-oatmeal l parts, PVC paste resin powder l parts, 3 parts of dibutylester, silicon rubber, aluminium base epoxy 100 parts of resin, aluminium powder 20-30 parts, land plaster 28-30 parts, wetting agent 7-9 parts, curing agent 9-12 parts, antiaging agent 4-6 parts； The raw material prepared is poured into metal bucket, is stirred with beater and can be used；(7) glued membrane makesAfter coating remover on bed die, by the dispensing brush mixed in bed die, and dried under the conditions of 90-110 DEG C；(8) shell membrane makesRaw material is weighed by the parts by weight, is used after glass fibre, epoxy resin, phenolic resin, curing agent and binding agent are mixed Electric blender fully stirs evenly；Above-mentioned mould material is injected into spray gun, even application is in the surface of master mold, formation glass shell, by glass After the solidification of die shell, the demoulding, polishing, polishing.
- 2. according to a kind of preparation method of silica gel mould described in claim 1, it is characterised in that：Step (1) iron and tungsten 3% ceramic aggregate is added after dissolving, is melted.
- 3. according to a kind of preparation method of silica gel mould described in claim 1, it is characterised in that：Step (1) mould steel Composition for 3.5-3.8% carbon, 1.8-2.0% silicon, 1-1.2% nickel, 0.5% copper, 0.5-0.7% manganese, 0.35% molybdenum, 0.5% chromium, 0.03% titanium, 0.03% zirconium, 0.012% sulphur, 0.01% phosphorus, 0.01% rhenium, 0.01% scandium, remaining is iron.
- 4. according to a kind of preparation method of silica gel mould described in claim 1, it is characterised in that：The step (4) will be handled Good mould is heated to 700-800 DEG C, is incubated 3-5 hours, then carries out the tempering of 400-500 DEG C of tempering, is incubated 1-2 hours, 90-100 DEG C is cooled to, is repeated 3 times.
- 5. according to a kind of preparation method of silica gel mould described in claim 1, it is characterised in that：The step (6) adds silicon Glue diluent, untill well mixed, the time is 3-5 minutes.
- 6. according to a kind of preparation method of silica gel mould described in claim 1, it is characterised in that：The step (7) glass Glass die thickness of the shell is 0.6-0.8mm.
- 7. according to a kind of preparation method of silica gel mould described in claim 1, it is characterised in that：Step (8) glass fibers Dimension, epoxy resin, phenolic resin, the ratio of curing agent and binding agent are 8：10:13:3:4.
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| CN201710650915.0A CN107415105A (en) | 2017-08-02 | 2017-08-02 | A kind of preparation method of silica gel mould |
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| CN201710650915.0A CN107415105A (en) | 2017-08-02 | 2017-08-02 | A kind of preparation method of silica gel mould |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110756728A (en) * | 2019-12-03 | 2020-02-07 | 湖南铭艺雕塑艺术有限公司 | Silica gel model manufacturing method |
| TWI841946B (en) | 2022-04-12 | 2024-05-11 | 明志科技大學 | Mold for making large vacuum injection molded parts and its manufacturing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101007431A (en) * | 2007-01-26 | 2007-08-01 | 山东大学 | Processing technology of silicon rubber mould |
| CN102019657A (en) * | 2010-09-16 | 2011-04-20 | 苏州卡波尔模具科技有限公司 | Composite die |
| CN106142414A (en) * | 2016-07-29 | 2016-11-23 | 柳州快速制造工程技术有限公司 | A kind of method utilizing silica gel mould manufactured parts |
| CN106273091A (en) * | 2016-07-29 | 2017-01-04 | 安庆帝雅艺术品有限公司 | A kind of enamel grand master pattern manufacture method |
-
2017
- 2017-08-02 CN CN201710650915.0A patent/CN107415105A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101007431A (en) * | 2007-01-26 | 2007-08-01 | 山东大学 | Processing technology of silicon rubber mould |
| CN102019657A (en) * | 2010-09-16 | 2011-04-20 | 苏州卡波尔模具科技有限公司 | Composite die |
| CN106142414A (en) * | 2016-07-29 | 2016-11-23 | 柳州快速制造工程技术有限公司 | A kind of method utilizing silica gel mould manufactured parts |
| CN106273091A (en) * | 2016-07-29 | 2017-01-04 | 安庆帝雅艺术品有限公司 | A kind of enamel grand master pattern manufacture method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110756728A (en) * | 2019-12-03 | 2020-02-07 | 湖南铭艺雕塑艺术有限公司 | Silica gel model manufacturing method |
| TWI841946B (en) | 2022-04-12 | 2024-05-11 | 明志科技大學 | Mold for making large vacuum injection molded parts and its manufacturing method |
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Application publication date: 20171201 |