Tensile strength-improved plastic steel winding pipe and preparation method thereof
A plastic-steel winding pipe and a tensile strength technology, which is applied to the plastic-steel winding pipe with modified tensile strength and its preparation field, can solve the problems of insufficient strength of the plastic-steel winding pipe, pipe fracture, etc., so as to improve the tensile strength and flexibility, The effect of good processing performance and long service life
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Embodiment 1
[0015] A plastic-steel winding pipe with modified tensile strength, comprising the following raw material components by weight percentage: 78% of high-density polyethylene, 20% of linear low-density polyethylene, 1.5% of defoaming agent, and 0.5% of color masterbatch.
[0016] The preparation method of a plastic-steel wound pipe with modified tensile strength, the preparation steps are as follows:
[0017] 1) Mix according to the weight percentage of the raw materials, then fully stir for 12 minutes through a high-speed kneader, and then blend and granulate through a single-screw extruder;
[0018] 2) Extrude the granules prepared in step 1) through the pipe machine and pipe extrusion auxiliary machine, cool and shape them to obtain the finished pipe.
[0019] The temperature of the cylinder for extruding hot melt adhesive in step 2) is: 90°C-95°C in the first zone, 175°C-180°C in the second zone, 185°C-190°C in the third zone, 195°C-200°C in the fourth zone, The fifth zone i...
Embodiment 2
[0021] A plastic-steel winding pipe with modified tensile strength, comprising the following raw material components by weight percentage: 80% high-density polyethylene, 18.5% linear low-density polyethylene, 1% defoamer, and 0.5% color masterbatch.
[0022] The preparation method of a plastic-steel wound pipe with modified tensile strength, the preparation steps are as follows:
[0023] 1) Mix according to the weight percentage of the raw materials, then fully stir for 10 minutes through a high-speed kneader, and then blend and granulate through a single-screw extruder;
[0024] 2) Extrude the granules prepared in step 1) through the pipe machine and pipe extrusion auxiliary machine, cool and shape them to obtain the finished pipe.
[0025] The barrel temperature for extruding the hot melt adhesive in step 2) is: 95°C-105°C in the first zone, 178°C-182°C in the second zone, 190°C-193°C in the third zone, 198°C-202°C in the fourth zone, The fifth zone is 210℃~215℃, the sixth ...
Embodiment 3
[0027] A plastic-steel winding pipe with modified tensile strength comprises the following raw material components by weight percentage: 78.8% high-density polyethylene, 19.5% linear low-density polyethylene, 1.2% defoamer, and 0.5% color masterbatch.
[0028] The preparation method of a plastic-steel wound pipe with modified tensile strength, the preparation steps are as follows:
[0029] 1) Mix according to the weight percentage of the raw materials, then fully stir for 11 minutes through a high-speed kneader, and then blend and granulate through a single-screw extruder;
[0030] 2) Extrude the granules prepared in step 1) through the pipe machine and pipe extrusion auxiliary machine, cool and shape them to obtain the finished pipe.
[0031] The barrel temperature for extruding the hot melt adhesive in step 2) is: 100°C-110°C in the first zone, 182°C-185°C in the second zone, 190°C-195°C in the third zone, 198°C-205°C in the fourth zone, The fifth zone is 208℃~212℃, the six...
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