Pressboard based creasing matrix A Pressboard based matrix used on auto platens; especially suitable for fragile or recycled board.  Combining vulcanized black paper with modern materials,Website:http://www.bjgraphic.net, Graphic pressboard series offers up to 2 or 3 times the durability of plastic matrices.Quick Details Place of Origin: Beijing, China (Mainland)Brand Name: GraphicModel Number: GRB0.8x3.0 PChannel Height: 0.8 mmChannel Width:3.0 mmLocator Color: WhiteMatrix Color: BlackApplication: For carton makingMachines: Manual/Semi-Automatic/Full Automatic die cutting machinesCertificate: SGSIndustrial Use: PharmaceuticalMaterial: PressboardPackaging & Delivery Packaging Details:70cm/pc, 50pcs/box, 1.7 kgs/box, 10boxes/carton, Carton: 71 x 20 x 16cm(length x width x height), 400-600boxes/palletDelivery Detail:Within 7-10 days upon receipt of paymentFeatures: 1. World's most advanced pressboard based creasing matrix made from vulcanized paper for long-run die cutting jobs .    2. Low profile chamfer – board flows freely over the matrix; board marking is reduced.  3. Yellow Finger lift adhesive tape– backing paper easily and quickly removed.  4. High tolerance & accurate channel depth and width.  5. It is extremely durable and accurate and provides benefits in time and cost.  6. Competitive price with high quality   Notes: OEM and special sizes are available upon customer's demands.  Size Table H x W mm H×W mm H×W mm H×W mm H×W mm GRB 0.3×0.8PGRB 0.4 x 0.8PGRB 0.5 x 1.0PGRB 0.6 x 2.3PGRB 0.8 x 2.5PGRB 0.3×1.0PGRB 0.4 x 1.0PGRB 0.5 x 1.2PGRB 0.6 x 2.5PGRB 0.8 x 2.7PGRB 0.3×1.1PGRB 0.4 x 1.1PGRB 0.5 x 1.3PGRB 0.6 x 3.0PGRB 0.8 x 3.0PGRB 0.3×1.2PGRB 0.4 x 1.2PGRB 0.5 x1.4PGRB 0.7 x 2.3PGRB 0.8 x 3.5PGRB 0.3×1.3PGRB 0.4 x 1.3PGRB 0.5 x 1.5PGRB 0.7 x 2.5PGRB 1.0 x 3.0PGRB 0.3×1.4PGRB 0.4 x 1.4PGRB 0.5 x 1.6PGRB 0.7 x 3.0PGRB 1.0 x 3.5PGRB 0.3×1.5PGRB 0.4 x 1.5PGRB 0.5 x 1.7PGRB 0.6 x 3.5PGRB 1.0 x 4.0PGRB 0.3×1.6PGRB 0.4 x 1.6PGRB 0.5 x 1.9PGRB 0.7 x 3.5PGRB 1.0 x 5.0POperation Procedure  1. Mark the measurement and cut the matrix  2. Mount the cutting piece into the creasing rule with locator  3. Remove all of the backing tapes                      4. Miter the sharp angle  Calculation Formula     Method to choose creasing matrix size for cardboard paper. Size table ( subject to 23.8 mm die-cutting rules)      Cardboard      Weight(g)Thickness of        Cardboard(mm)The height of Creasing Rules(mm)23.5023.4023.3023.2023.1023.002000.28mm0.3×1.00.4×1.0　 　 　 　 2500.35mm0.3×1.20.4×1.20.5×1.2　 　 　 3000.42mm0.3×1.30.4×1.30.5×1.4　 　 　 3500.50mm　 0.4×1.40.5×1.50.6×1.5　 　 4000.56mm　 　 0.5×1.60.6×1.6　 　 4500.63mm　 　 0.5×1.70.6×1.70.7×1.7　 5000.70mm　 　 　 　 0.7×1.70.8×1.7Notes: the specifications above are only recommendation, among which the specifications marked with are recommended to choose firstly. For instance: the thickness of the cardboard: 0.52mm; the thickness of creasing rules: 0.71mm, according to calculation formula: A=0.52x0.5(mm); B=0.52 x 1.5 +0.71 = 1.49 x1.5(mm),so we should choose the size of 0.5 x 1.5.  Method to choose creasing matrix size for corrugated paper. Size table ( subject to 23.8 mm die-cutting rules)      Corrugated PaperThickness of corrugated paper after compressionHeight of creasing ruleChoice of creasing matrix(thickness of creasing rule       is 1.05mm)Choice of creasing matrix(thickness of creasing rule        is 1.42mm)F-Flute0.50mm23.20mm0.5×1.7　 E- Flute0.65mm23.10mm0.7×2.3_E- Flute0.75mm23.00mm0.8×2.5_B- Flute0.85mm22.90mm0.8×2.70.8×3.2B- Flute0.95mm22.80mm1.0×3.01.0×3.5C- Flute1.05mm22.70mm1.0×3.21.0×3.5C- Flute1.15mm22.60mm_1.0×4.0Remarks: the above blanks just for reference and the exact specification suitable for your job should be chosen according to your actual conditions and material thickness.