How to identify inferior farm machinery parts
Choose a big shop. Newly bought households and novices of agricultural machinery, in order to prevent fraud, it is best to go to regular agricultural machinery companies or reputable big shops to purchase. However, after the purchase, the salesman must be issued a formal invoice as a proof of future fraud.
Look at the packaging. The genuine products generally pay attention to the quality of the outer packaging of the parts, the materials used in the packaging are exquisite, the surface is well-printed, and the technology content is high. If you use a carton pack, not only is the pattern printed on the box clear and colorful, but even the smallest text is clearly printed. There are no unreadable characters and font blurring. In addition, most of the boxes are printed with the product name, model number, quantity, quality inspector code (seal), site and telephone number. Some parts also have security signs.
Outlook. With genuine products, the parts are machined with fine finishes and high finishes, and the naked eye can't see the processing marks and incomplete phenomena of the machine tools. At the same time, the genuine products are generally selected superior materials, and the parts surface heat treatment is good.
Look at the seal. The genuine parts are tightly closed, waterproof, moisture-proof, and rust-proof. The corrosion will not occur during storage.
Check clearance. General parts with a slight gap, but not loose; precision partners with a small gap, only 0.002-0.003 mm. Such as the plunger couple, its simple method of inspection is to manually block all holes in the sleeve, in the case of the joint tilt 45, put the plunger 1/3, after loosening, can automatically retract It is a qualified product. If it is a bearing, it needs to have a small gap, and it needs to be flexible and free of sticking. At the same time, the balls should be smooth and free from pockmarks.
Than the quality. The genuine product is of good material, there is no cutting corners, shoddy phenomenon, and the fake product, the quality is generally poor.
A pumpkin seed, also known as a pepita, is the edible seed of a pumpkin or certain other cultivars of squash. The seeds are typically rather flat and asymmetrically oval, and light green in color and may have a white outer hull. Some cultivars are hulless, and are grown only for their seed. The seeds are nutrient-rich, with especially high content of protein, dietary fiber and numerous micronutrients. The word can refer either to the hulled kernel or unhulled whole seed, and most commonly refers to the roasted end product.
In a 100 gram serving, the seeds are calorie-dense (574 kcal) and an excellent source (20% of the Daily Value, DV, and higher) of protein, dietaryfiber, niacin, iron, zinc, manganese, magnesium and phosphorus. The seeds are a good source (10–19% DV) of riboflavin, folate, pantothenic acid, sodium and potassium.
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