Wuhan University of Technology Innovation and Technology Development Co., Ltd

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Engineering Applications

Category: Vinyl Resin

Wuhan University of Technology Development Co., Ltd. is the general agent of Taiwan Shangwei Company in Hubei, and the general agent of Zhenjiang Lider Gel Coat in Hubei. It sells all kinds of epoxy vinyl resins, gel coats, and fiberglass raw materials. This article focuses on the introduction of vinyl resin commonly used in anti-corrosion engineering. This article mainly focuses on the performance and parameters, as well as the scope of use, the advantages and disadvantages of products, and the process flow in the process of anti-corrosion, A brief introduction is given to the precautions. For details, please call the GRP raw material sales hotline 027-87290637/13871004406 (General Manager Liu).

Contact person: Yang Jianqin: +86-13971395912 (same WeChat account)
Liu Qinghua: +86-13871004406 (same WeChat account)

key word: Engineering Applications

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E-mail Address： gdcxfrp@163.com

Engineering Applications

SWANCOR 901-200 is a low viscosity universal standard vinyl ester resin (Vinylester), which has excellent mechanical properties and processing characteristics, and can show excellent corrosion resistance in most acid, alkali and salt environments; It is suitable for hand lamination, winding processing, pultrusion molding and various anti-corrosion engineering of lamination lining and chemical tank, pipeline.

Appearance: brown clear liquid

Viscosity: 200 ± 100cps (LVT # 3-60rpm/25 ℃)

Gelation time: 15-25 minutes (55% MEKPO: 1.2%, 6% octanoic acid drill 0.4%, 100% DMA: 0.05%, temperature: 25 ℃

Shelf life: 6 months (below 25 ℃)

（1） 3.2mm pure resin cast plate

Tensile strength: 75-97 MPa (ASTM D 638)

Tensile modulus: 3.3-3.6 GPa (ASTM D 638)

Elongation: 5.0-6.0% (ASTM D 638)

Bending strength: 115-140 MPa (ASTM D 790)

Bending modulus: 3.1-3.4 GPa (ASTM D 790)

Hot deformation temperature: 102-105 ℃ (ASTM D 648)

Hardness: 30-38 (Barcol ASTM D 2583)

Packaging, storage, and operation

1. SWANCOR 901-200 is packed in 55-gallon iron drums, each weighing 200kg and 5-gallon round drums, each weighing 20kg.

2. Please store in a cool place and avoid direct sunlight.

3. Flammable liquid, keep away from ignition source.

Other instructions Other instructions

(1). The above standard specifications are suitable for manual lamination, winding processing, pultrusion molding, and other products, such as SWANCOR 901-200T or SWANCOR 901-200P with promotion dosage form Various specifications can be supplied in large quantities according to customer requirements.

(2). SWANCOR 901-200 is a reactive resin. It should be stored in a cool place. If it is stored for too long, the bottle cap can be opened to inject air to extend its storage time.

(3). The gelling characteristics of SWANCOR 901-200 are affected by weather, temperature, hardener content, accelerator content and additives. Before changing the operating formula, it is advisable to test its gelling time in a small amount to facilitate processing.

SWANCOR 901-FLS is made of vinyl ester resin and glass flakes. It has excellent chemical resistance and mechanical properties, and is suitable for spraying construction; SWANCOR 901-FLS has the following advantages:

1. It can withstand most acid, alkali and salt solutions.

2. Very low permeability to water vapor and water.

3. Excellent adhesion with substrate.

4. Normal temperature hardening resin can shorten working hours.

5. It has excellent mechanical properties, weather resistance and heat resistance.

Specifications

Type: Vinyl ester resin and chemical resistant glass flake (C-TYPE)

Viscosity: 1500~3000 cps (LVT # 4-60 rpm/25 ℃)

Gelation time: 40~80 min (55% MEKPO 1% at 25 ℃)

Shake value:>3.5

Density: about 1.3 kg/l

Shelf life: 6 months (at 25 ℃)

Mechanical properties

Water vapor permeability:<4.5x10 - 6 g/hr. cm 2 (ASTM E96)

Tensile strength: 40 MPa (ASTM D638)

Bending strength: 62 MPa (ASTM D790)

Compressive strength: 62 MPa (ASTM D695)

H . D . T . ：> 100℃ (ASTM D648)

Bonding strength with iron material:>150 kg/cm 2 (ASTM D1002)

Use SWANCOR 984-M as primer

Wear resistance test:<120mg (load: 1000g; 1000rpm) (ASTM D4060)

<70 mg (load: 1000 g; 1000 rpm) (GB/T1768-79 (89))

usage method

1. Structure

concrete:

Pretreatment

↓

SWANCOR CP95 (primer)

↓

First floor SWANCOR 901-FLS

↓

First floor SWANCOR 901-FLS

↓

SWANCOR 901 surface coating

Metal iron:

Pretreatment

↓

SWANCOR 984-M (primer)

↓

First floor SWANCOR 901-FLS

↓

First floor SWANCOR 901-FLS

↓

SWANCOR 901 surface coating

2. Substrate surface treatment

A. Iron material: sandblasted to Sa 2 1/2 (near white)

B. Concrete: water content is less than 8%, and the surface must undergo complete acid corrosion treatment or sand blasting.

Packaging, storage and operation

1. SWANCOR 901-FLS is packed in 55-gallon lined open iron drums of 200Kg each, or in 5-gallon round drums of 20Kg each.

2. Please store in a cool place and avoid direct sunlight.

3. SWANCOR 901-FLS contains organic solvent (styrene) and must be kept away from ignition sources.

Other instructions

(1). The above are the standard specifications, and others include the promotion dosage form SWANCOR 901-FLSP All specifications are available according to customers

Require a large supply; The storage life of SWANCOR 901-FLSP will be shortened by adding accelerant. SWANCOR 901-FLSP must be used up within 2 months.

(2) . The gelling characteristics of SWANCOR 901-FLS are affected by weather, temperature, hardener content, accelerator content and additives. Before changing the operating formula, it is advisable to test its gelling time in a small amount to facilitate processing.

Our advantages: Wuhan University of Technology Innovation and Technology Development Co., Ltd. is a joint-stock company re-registered after the restructuring of Wuhan University of Technology industrial group, with a registered capital of 5.1 million yuan. Business scope: research and development, design, installation, maintenance, wholesale and retail of composite materials; R&D and production of GNSS radome and radar signal radome, design of auto parts, design and construction of steel structure engineering; Import and export of goods, technology, etc. The company is located in the Modern Optics Valley World Trade Center, Wuhan Optics Valley Avenue, Wuhan, China. The transportation network is very developed, the three towns in Wuhan are unblocked, talents and enterprises gather, innovation and entrepreneurship are active, industrial clusters are developed, application demonstration is significant, and the ecological environment is beautiful.

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