HOW TO ORDER AGGREGATE SCREENS

1. QUANTITY --Number of Pieces or Rolls.
   
   
2. WIDTH -- Expressed in inches or fractions thereof. Width should always be specified first.
   
   
3. LENGTH -- Finished overall length.
   
   
4. OPENING OR MESH :
• Square Opening --Specify fractional or decimal space required
• Slotted Opening --Specify fractional or decimal space required in both the width and length of opening.
• Note: When ordering slotted openings specify which direction long opening is parallel to.
• Mesh -- Specify number of openings, counting from center of any wire to a point one inch distant.
  
  
5. WIRE SIZE -- Expressed in decimals of an inch or W&M Gauge Number.
   
   
6. TYPE OF MATERIAL -- Specify type of Wire Cloth: High Carbon Spring Steel, Oil Tempered Spring Steel, Stainless Steel, etc.
   
   
7. PREFORMED SCREENS FOR MOUNTING IN VIBRATING OR SIZING MACHINES :In addition to the above, the following information is required if the screen is preformed for mounting in machines.
• Machine Type -- Specify make of machine, serial number, model number and size.
• Type Hooks -- Specify type of hooked edges and also metal composition if reinforced.
• Finished Dimensions -- Specify dimensions from the outside of one hook to the outside of opposite hook. Also advise overall length.
  
  
8. REPEAT ORDERS -- When a previous order is to be duplicated, please give the invoice number, P.O. number and date of the original order.
   
   
9. ROTARY SCREENS (Trommel) : In addition to the above, the following information is required if the screen is rolled:
• Finished length of cylinder.
• Finished outside or inside diameter of cloth and whether a lap is required.

NOTE: The width of the screen is usually at right angles to the Flow of material. The length parallels the flow of he material.