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2018/03/10

乐泰胶水LOCTITE341现场施工工艺应用

乐泰胶水LOCTITE341现场施工工艺应用：

本文来自：汉高乐泰胶水（中国）有限公司 Henkel Loctite官网 www.loctite.net/c1261.html

Product Description Sheet

10o0c1 T roiullt, Bro 0o6k C6ro-3s9sin0g

Telephone: (860) 571-5100 Product 341

FAX: (860) 571-5465 Industrial Products, January 1999PRODUCT DESCRIPTION PHYSICAL PROPERTIES OF CURED MATERIAL AND

® OPERATING PARAMETERS

LOCTITE Product 341 is a two-part, toughened acrylic Time to achieve full strength on steel @ 22ºC (0.05 mm) hours:adhesive intended for structural bonding of steel parts. It

fixtures at room temperature when mixed, but attains full Coefficient of Thermal Expansion, ASTM D 696, 1/ºK 100 x 10-6strength only when exposed to temperatures above 90ºC. It is Coefficient of Thermal Conductivity, ASTM C 177, W

intended for use in applications where the completed assembly m.ºK 0.1is subsequently subjected to a paint bake cycle at temperatures Specific Heat, kJ

up to 200ºC. kg. ºK 0.3

Recommended gap, mm 0.05TYPICAL APPLICATIONS Maximum gap, mm 3.0Product 341 is suitable for bonding structural or sheet steel

where some continuous or repeated loading is encountered. PERFORMANCE OF CURED MATERIAL

Examples are metal furniture, doors or vehicle bodies. It is After 24 hours @ 22ºC + 30 mins. 185ºC

capable of bonding through many commonly-used protective Shear Strength, ASTM D 1002

wax or oil coatings. DIN 53283, N/mm2 6 to 16PROPERTIES OF UNCURED MATERIAL N.B. Ranges are based on mean

Typical Value

Chemical Type Elastomer/methacrylate NOTE: All data is generated on degreased substrates. ProductAppearance Clear yellow 341 has the ability to bond through most protective oils typicallySpecific Gravity 0.96 used on “as received” steel. Strength and speed of cure will beViscosity @ 25ºC, mPa.s affected depending on the grade of oil and quantity present.Broinoklfie ld5 RV T20 RPM 120,000 to 200,000 Testing is recommended to determine actual strength and cureDIN 54453, mPa.s speed for any given substrate condition.

D=20 1/S

After t=180 100,000 to 200,000

Flash Point, COC, ºC 82 TYPICAL ENVIRONMENTAL RESISTANCE

CURING PERFORMANCE Hot Strength

Cure Speed vs. Bond Gap Strength Test Procedure: ASTM D 1002, DIN 53283Figure 1 shows the rate of cure through different gaps. These Substrate: Grit blasted mild steel

tests were made on steel lap shear specimens. Test procedure Cure Procedure: 30 minutes @ 185ºC

in accordance with ASTM D 1002 and DIN 53283. The

development of tensile shear strength provided a measurement

of the rate of cure. 100

100

T 50

t 75

g 0.05 25

r 50

l 0 50 100

a 150i 25

n Temperature,°C

0 12 hr. 24 hr. 48 hr. Heat Aging

5 min 10 min 30 min 1 hr. 3 hr. 6 hr.

Strength Test Procedure: ASTM D 1002, DIN 53283

Substrate: Grit blasted mild steel

Cure Procedure: 30 minutes @ 185ºC

THE TECHNICAL DATA CONTAINED HEREIN ARE INTENDED AS REFERENCE ONLY.NOT FOR PRODUCT SPECIFICATIONS

PLEASE CONTACT LOCTITE CORPORATION QUALITY DEPARTMENT FOR ASSISTANCE AND RECOMMENDATIONS ON SPECIFICATIONS FOR THIS PRODUCT.

ROCKY HILL, CT FAX: +1 (860)-571-5473 DUBLIN, IRELAND FAX: +353-(1)-451 - 9959

PDS Product 341, January 1999100 Note

T 120°C

R The data contained herein are furnished for information only andt are believed to be reliable. We cannot assume responsibility fora 150°C

d the results obtained by others over whose methods we have noe75

r control. It is the user's responsibility to determine suitability fors

e the user's purpose of any production methods mentioned hereinM50

h and to adopt such precautions as may be advisable for thet protection of property and of persons against any hazards thatg

re25 may be involved in the handling and use thereof. In light of thet

l foregoing, Loctite Corporation specifically disclaims allia warranties expressed or implied, including warranties oft

n merchantability or fitness for a particular purpose, arisingI 0 1000 2000 3000 4000 5000

Hours from sale or use of Loctite Corporation’s products. Loctite

Corporation specifically disclaims any liability forChemical / Solvent Resistance consequential or incidental damages of any kind, includingStrength Test Procedure: ASTM D 1002, DIN 53283 lost profits. The discussion herein of various processes orSubstrate: “Astrolan” coated steel compositions is not to be interpreted as representation that theyCure Procedure: 30 minutes @ 185ºC are free from domination of patents owned by others or as aAging Period: 2 weeks license under any Loctite Corporation patents that may cover

such processes or compositions. We recommend that each

prospective user test his proposed application before repetitive

Solvent Temp. % Initial Strength retained use, using this data as a guide. This product may be coveredMotor Oil 80ºC 80 by one or more United States or foreign patents or patentPetrol 22ºC 30 applications.

Brake Fluid 22ºC 100

95% RH 40ºC 100

GENERAL INFORMATION

This product is not recommended for use in pure oxygen

and/or oxygen rich systems and should not be selected as

a sealant for chlorine or other strong oxidizing materials.

For safe handling information on this product, consult the

Material Safety Data Sheet, (MSDS).

Storage

Products shall be ideally stored in a cool, dry location in

unopened containers at a temperature between 8° to 28°C

(46° to 82°F) unless otherwise labeled. Optimal storage is at the