Nordson's Adhesives & Sealants Guide - 2020-2021 (13th Edition)

17-2 | Technical Data
Conversion Formulas and Tables
Bead Cross Sectional Area (BCA) Calculations
Round Bead
Circular Sector
BCA=
Bead Diameter
mm (in.)
D 2
4
( 3)
BCA
mm 2 (in 2 )
Width mm (in.)
Web Usage
BCA = Slot Thickness x Slot Width
Thickness mm (in.)
BCA
mm 2 (in 2 )
1.59 (1/16) 0.594 (0.00092) 25.4 (1) 0.051 (0.002) 0.051 (0.002)
1.98 (5/64) 0.929 (0.00144) 25.4 (1) 0.102 (0.004) 0.102 (0.004)
2.38 (3/32) 1.335 (0.00207) 25.4 (1) 0.152 (0.006) 0.152 (0.006)
2.78 (7/64) 1.819 (0.00282) 25.4 (1) 0.203 (0.008) 0.203 (0.008)
3.18 (1/8) 2.374 (0.00368) 25.4 (1) 0.254 (0.010) 0.254 (0.010)
4.76 (3/16) 5.342 (0.00828) 25.4 (1) 0.305 (0.012) 0.305 (0.012)
6.35 (1/4) 9.503 (0.01473) 25.4 (1) 0.406 (0.016) 0.406 (0.016)
7.94 (5/16) 14.845 (0.02301) 25.4 (1) 0.508 (0.020) 0.508 (0.020)
9.53 (3/8) 21.374 (0.03313) 25.4 (1) 0.635 (0.025) 0.635 (0.025)
11.11 (7/16) 29.097 (0.04510)
25.4 (1) 0.762 (0.030) 0.762 (0.030)
12.70 (1/2) 38.000 (0.05890)
Required Melt Rate (MR)
Where:
BCA = Bead Cross Sectional Area
BL = Bead Length on the product
S [BCA X BL] = Total volume of adhesive on product
p = Adhesive density
To place your order, NAD call 1-888-NORDSON (1-888-667-3766), fax 1-770-497-3733 or online at www.enordson.com.
International Orders, call 1-440-985-4797, fax 1-440-985-1096, or email intcustomerservice@nordson.com