and equal to 1.5 mg. General regular
Posted: Fri Jun 30, 2017 9:13 am<p>processing situation: mainly can be divided into single sand sanding blockboard, double-sided sanding Blockboard and no sanding Blockboard and so on three kinds. 4, according to the use of environmental classification of indoor joinery board: suitable for indoor use of blockboard. Outdoor joinery: joinery board for outdoor use. 5, according to the classification of three layers of blockboard: in the core of the two large surface, each paste a single board made </p>
<p>of blockboard. Five ply joinery board: on the two big surface of board core, stick each two veneer to make joinery board. Multilayer joinery board: a board made of two or more plies on each of the two large surfaces of the board core. 6, according to the use of points: Blockboard can be divided into ordinary blockboard, building Blockboard and other two categories. 1, the advantages of blockboard Blockboard grip screws, high strength, with hard, sound </p>
<p>absorption, insulation characteristics, blockboard moisture content is not high, simple processing in 10% - 13%, and used for furniture, doors and windows, and set off, false wall, heating cover, curtain box, use the most widely. 2, because the internal is solid wood, so the requirements of processing equipment is not high, convenient site construction. Blockboard blockboard, because 1 shortcomings in the production process using urea formaldehyde glue, formaldehyde emission is generally high, environmental standards are generally low, which is why most Blockboard pungent reason. 2, most of the blockboard on the market when production Jerry, in the splicing of solid wood when </p>
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<p>of blockboard. Five ply joinery board: on the two big surface of board core, stick each two veneer to make joinery board. Multilayer joinery board: a board made of two or more plies on each of the two large surfaces of the board core. 6, according to the use of points: Blockboard can be divided into ordinary blockboard, building Blockboard and other two categories. 1, the advantages of blockboard Blockboard grip screws, high strength, with hard, sound </p>
<p>absorption, insulation characteristics, blockboard moisture content is not high, simple processing in 10% - 13%, and used for furniture, doors and windows, and set off, false wall, heating cover, curtain box, use the most widely. 2, because the internal is solid wood, so the requirements of processing equipment is not high, convenient site construction. Blockboard blockboard, because 1 shortcomings in the production process using urea formaldehyde glue, formaldehyde emission is generally high, environmental standards are generally low, which is why most Blockboard pungent reason. 2, most of the blockboard on the market when production Jerry, in the splicing of solid wood when </p>
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