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pull-off adhesion strength

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Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 530-541, May 24–28, 2021,
... a significant effect on these properties. This work seeks to relate the hardness and pull-off adhesion strength to the coating microstructure, and to assess the related bending strength and failure mode. Comparisons between bend tests and pull-off adhesion tests show significant differences to consider when...
Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 807-811, October 7–11, 1996,
... of particle streaks taken with a Kodak high speed vision system and evaluated using image analysis. Bond strength is measured with pull-off tensile test. Secondary gas atomization clearly leads to improved adhesion due to additional metallurgical bonding between the coating and the substrate achieved through...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 1313-1317, May 8–11, 2000,
... sprayer ASTM D 4541, Test Method for Pull-Off Strength of Coating (operator) performance qualification tests for thermal sprayers. Using Portable Adhesion Testers. This test method covers a Qualification tests are included for job knowledge, flame procedure for evaluating the pull-off strength (commonly...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 527-529, May 24–28, 2021,
... on these properties. stresses induced by the coating process [7]. In addition, This work seeks to relate the hardness and pull-off adhesion effective coating performance requires connectivity to the strength to the coating microstructure, and to assess the related substrate structure through strong adhesion...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 281-287, May 8–11, 2000,
... is typically used test for testing adhesive (Gema MPS 1-B) with a thin (150250 nm) epoxy primer strength of coating. The coating was peeled off from the layer. The flame spraying equipment was Eutectic Castolin metal and the used force was recorded by a tensile testing TeroDyn 3500 E spray gun. Due to the poor...
Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 185-192, October 7–11, 1996,
... cycles resulted in zinc regions. voltage cycles similar to those observed on the zinc-coated, Adhesion Strength cathodically protected, Cape Creek Bridge during and after Zinc Pull-Off Failure Mechanism. A back-scattered rainfall.8 SEM photomicrograph of a cross-section of the zinc concrete interface...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 241-246, May 24–28, 2021,
... Gun Traverse Speed [mm/s] 150 150 Substrate surface preparations Coating characterization Grit-blasted (GB) and laser surface texture ((LST) were Adhesion tests considered. GB was performed with an Econoline machine. The setup was a pressure of 3 bar and a distance of 5 cm. Pull-off test measured...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 87-95, May 24–28, 2021,
... of PPF thickness on HPCS copper coating properties: A) on mean coating thicknesses; B) on mean pull-off strength; C) on electrical conductivity. 92 HPCS of aluminum powders was performed on thermoset energies of impacting particles, and to its lower yield stress, based CFRC substrates with a 50 µm PEEK...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 1361-1369, May 8–11, 2000,
... (in compliance with the ISO 9002 quality overheating of the coatings [1] [2]. Rapid cutting with a standard) and without any specific knowledge required of the manual machine (machine whose rotation speed is not operator. precisely adjustable and whose feed rate is regulated by manual pressure) pulls the coating...
Proceedings Papers

ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 467-472, September 15–18, 1997,
... was evaluated using the direct pull-off focus of the present study. The glass coatings were technique conforming to ASTM D4541 and BS 3900- deposited onto the substrate preheated to varying E10. The measurement was performed by using temperatures and their adhesion to the sheet steel Elcometer Adhesion Tester...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 596-602, May 24–28, 2021,
... the as-sprayed and post heat treatment (1h, 500°C, Ar). Experimental conditions and In total, twelve spray conditions showed glue failure behaviour resulting adhesion strength are reported in Table 4. The after heat treatment, which represents a total of 60 pull studs. preparation of the bond layer is shown...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 999-1005, May 25–29, 1998,
... and substantially enhancing the adhesive Powder feed rate [g/min] 18.5-23 24 strength of the "tandem" C2S-HAp. In addition, C- Stand-off distance [mm] 100 100 In this paper the cement chemical notation will be used: C = CaO, S = Si02, P = P205, T = Ti02 Sample leaching. 5mm-slices cut from the as- sprayed coupons...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 629-634, May 25–29, 1998,
...", in which a 2C, cylinder of 25 or 40 mm 0 is coated on one side, glued to a dummy cylinder and pulled apart in a tensile and n-phases are formed in the former material, and testing machine. Owing to the very high bond strength of A1203, where an a~y transformation occurs in the of HVOF sprayed coatings...
Proceedings Papers

ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 209-213, September 15–18, 1997,
... flow substrate was determined using the direct pull-off but avoid coating thermal degradation. Inadequate flow technique conforming to the ASTM D4541 and BS 3900- leads to interfacial voidage while degradation gives E10 standards. An aluminium test dolly was first inferior bonding and porosity...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 569-577, May 24–28, 2021,
... coating. In the pull-off test, a cross-like structure was shown to increase the Table 1. Properties of the used materials [21 24]. bond strength above 40 % to 12.4 ± 5.5 MPa compared to the reference. Furthermore, the bonding strength in pull-off tests of Name CFRP Steel Solder laser pre-treated CFRP...
Proceedings Papers

ITSC1997, Thermal Spray 1997: Proceedings from the United Thermal Spray Conference, 775-782, September 15–18, 1997,
... adhesion. figure 1. IN THE THERMAL SPRAY process, a coating layer is The contact in the first case is very poor, the splat being achieved by the impingement of small (d<90 nm) molten pull off by the pertometer tip. Disk shaped splats are not droplets on a prepared substrate. In plasma spraying, a pulled...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 396-401, May 24–28, 2021,
..., typically nitrogen or helium, to a high difficulties in modeling bonding or de-bonding of cold spray velocity (in the range of 400 1200 m/s) and hit the substrate in particles. The particle will either bounce off or be enforced a relatively low temperature (between 373 K to 873 K), which bonded after...
Proceedings Papers

ITSC2000, Thermal Spray 2000: Proceedings from the International Thermal Spray Conference, 679-683, May 8–11, 2000,
... specific powder compositions such as alloys or ceramics. One 679 of the distinguished advantages when using cored to AI2O3 particles, which mil reduce ALjOj particle wires is that it allows for rapid composition changes to bouncing off, increase coating/substrate bond meet specific demands from the users...
Proceedings Papers

ITSC1998, Thermal Spray 1998: Proceedings from the International Thermal Spray Conference, 1033-1038, May 25–29, 1998,
... on an o-ring di- SALT FOG' CREVICE ameter. The bore diameter was beyond the capability of a conventional press fitted liner repair method. A deposition CHROMIUM PLATE 10 DEEP PITS parameters study was conducted to produce a coating with a high adhesion and fatigue properties. Off-the-shelf coatings...
Proceedings Papers

ITSC1996, Thermal Spray 1996: Proceedings from the National Thermal Spray Conference, 339-347, October 7–11, 1996,
... in the presence of 3.2.3 Adhesion strength ASTM C633-79 pull tests were PCA. Excessive amount of PCA reduces the yield as it inconclusive as most of the failures occurred in the produces a higher weight percentage of fines «44IJ.m) glue/coating interface within the glue. Most of the failures due to excessive...