-
Article
A Study of the Strength Properties of Carbon-Fiber-Reinforced Plastics with a Two-Phase Reinforcement Scheme
The results of experimental studies of impact strength and tensile strength of carbon-fiber-reinforced plastics with a two-phase reinforcement scheme, including those exposed to negative temperatures (–30 and ...
-
Article
Impact Toughness of Carbon Fiber-Reinforced Polymers under Extremely Low Arctic Temperature Conditions: The Role of Hybrid Matrix Components
We present the results of impact toughness testing of carbon fiber-reinforced plastics based on an epoxy matrix and components forming an independent liquid phase in a composite structure (Loctite 638 anaerobi...
-
Article
Study of the Kinetics of the Interaction Process of Material of “Liquid” Phase and Epoxy Binder
Results of experimental studies of the kinetics of the curing process of an epoxy binder when using an additional material in its composition, which ensures the redistribution and relaxation of stresses and, a...
-
Article
Influence of Machining Modes and Negative Temperature on the Static Bending Strength of Carbon Fiber Reinforced Plastics
The paper presents the results of three-point bending testing to assess changes in the strength of carbon fiber reinforced plastics produced by milling in various cutting modes. Tests are carried out using sam...
-
Article
A Study of the Influence of Negative Temperatures on the Impact Strength of a Carbon-Fiber Composite with a Hybrid Matrix
A technique for creating carbon-fiber composites with a hybrid matrix formed by an epoxy binder and a material that represents an independent liquid phase in the composite structure (anaerobic polymer material...
-
Article
Methods for Mechanical Processing of Machine Parts Made of Fibrous Polymer Composite Materials (Review)
The growing volumes of machinery production from fibrous polymer composite materials (PCMs) are due to the possibility of producing relatively small mass products with preset physical and mechanical, thermophy...
-
Article
Substantiation of the Choice of the Method of Machining the Surfaces of Machine Parts Subject to Gluing with Metal-Filled Adhesive Compositions
In production and repair of mechanical engineering products, poor preparation of surfaces for gluing leads to a decrease in adhesion or even to the destruction of the adhesive bond. The level of strength of th...
-
Article
Features of the Preparation of Metal Surfaces of Machine Parts before Gluing
The chemical and mechanical methods of preparing metal surfaces before gluing have been examined. The strength test results for shear of adhesive bonds of aluminum and steel samples, the surfaces shot of which...
-
Article
Choice of Cutting Conditions for Basalt Fiber Reinforced Polymers
Abstract—The prospects of using basalt fiber reinforced polymers (BFRPs) in various industries are analyzed. The types of cutting tools used for machining of basalt-fiber-based PCMs are investigated. The results ...
-
Article
Simulation of the Characteristics of a Composite Material with a “Liquid” Matrix
Abstract—A theoretical model is proposed for a composite material consisting of a fibrous reinforced filler and epoxy and elastomeric matrices. The main purpose of the elastomeric matrix is to relax all possible ...
-
Article
Tool Selection in Machining the Edges of Carbon Fiber Parts
The surface quality at the edges of carbon fiber components is analyzed. The edges are machined by means of an abrasive wheel with a diamond coating and the end face of a Р6М5 steel end mill. A mathematical mo...
-
Article
Prospects of Applying the Neural-Network Modeling for Estimating the Structure and Properties of Polymer-Composite Materials with Hybrid Matrices
Artificial neural networks are used in various fields, ranging from economics and sociological research to medicine and robotics. Neural networks are used to solve a wide variety of problems, including event p...
-
Article
Evaluation of the Stress–Strain State of a Polymer Composition Material with a Hybrid Matrix
The characteristics of a polymer-composition material consisting of carbon-fabric and two types of matrices—more specifically, epoxy and organosilicon—have been considered. The main roles of the organosilicon ...
-
Article
Mechanical Properties of Carbon Fiber Reinforced Plastics with Various Types of Hybrid Matrices at Negative Temperatures
A technology for creating carbon fiber reinforced plastics with various types of hybrid matrices is described. One of the components of the plastics retains its viscoelastic state, and the second is completely...
-
Article
Influence of Honeycomb Filling on the Impact Strength of Polymer Composite
Honeycomb filler samples are prepared to determine the influence of the filler on the impact strength of polymer composite. The test method and results are presented. The resulting model and algorithm for sele...
-
Article
Naturelike Materials and Structures in Mechanical Engineering
A classification of naturelike materials and structures used in mechanical engineering is proposed. Naturelike structures, in accordance with the principle of sha**, are subdivided into mesh, honeycomb, and ...
-
Article
Decreasing the Specific Amount of Metal in the Working Equipment of Road Machines Using of Polymer Composite Materials with a Honeycomb Filler
The problems of manufacturing the working equipment of road machines from polymer composite materials (PCMs) are considered. The design of a bulldozer blade made of carbon-filled plastic with a honeycomb fille...
-
Article
Service Properties of Composites with Various Types of Hybrid Matrices
Polymer composite materials (PCMs) with a hybrid matrix, which increases the deformation properties of structures in specified local zones, are described. The technology of manufacturing PCMs based on basalt a...
-
Article
The Development of Natural-Like Polymer Composite Materials with Liquid Matrix and Their Use in Mechanical Engineering
The prospects for the use of natural-like polymer composite materials (PCMs) in various industries are reviewed in this work. A method for the preparation of PCMs with a liquid matrix is described. The results...
-
Article
Informational Model of State Change in a Mechanical System
The use of information theory to formulate an informational model of the change in state of mechanical systems is considered. By that means, models of the change in state of system components may be developed ...
