Fabric size and thickness
Plastic bag size format:
Punching bag: width*height cm
Vest bag: width*height*side cm
Envelope bag: width*(height+envelope opening)cm
Card bag: width*(height+card+envelope opening)cm
1) The plastic vest bag must have sides and no bottom. The size of the side is usually 8cm or more. The half width and height difference is 10cm or more for easy knotting
2) Many colleagues who inquired about envelope bags and card-top bags did not ask the customer whether the height included the envelope opening. Calculating the price this way is inaccurate. If I calculated based on the total height, his entire The finished bag will be too short
Coated paper, also known as white cardboard, is divided into single copper and double copper
Kraft paper is divided into yellow cowhide and white cowhide
Double copper paper 128g, 157g, 200g, 230g, 250g, 300g, 350g
Single copper paper 210g, 230g, 250g, 300g, 350g, 400g
Yellow cowhide 90g, 100g, 110g, 120g, 150g, 170g, 180g
White cowhide 90g, 100g, 110g, 120g, 150g, 170g, 180g
White kraft paper is 180g thick, yellow kraft paper is 300g thick
[Regular size reference for woven rice bags]
5kg32*50cm
10kg35*57cm
15kg40*62cm
20kg43*73cm
25kg45*75cm
50kg55*92cm
The Oxford cloth we use usually has these thicknesses,
6*3 Oxford cloth (i.e. 600*300D)
6*6 Oxford cloth (i.e. 600*600D)
9*9 Oxford cloth
3*3 Oxford cloth
420D Oxford cloth
230D Oxford cloth
70D Oxford cloth
Polyester: from thin to thick
190T/210D/210T/420D/600D
Nylon: from thin to thick
190T/210D/210T/420D/600D
The Chinese name for PE is “polyethylene”
LDPE=high pressure low density polyethylene=what we usually call “PE”
HDPE=low-pressure high-density polyethylene=what we usually call “PO”
The lugs of plastic bags are generally made of PE or PP, with PE accounting for the majority Zmjdy9zjD
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