Biscuit Grinders –How to reduce waste in biscuit production

Biscuit  manufacturing generates waste in form of 

• Loose biscuits
• Over weight biscuits
• Under weight biscuits
• Unpacked biscuits
• Oven dropping
• Rejection due to color
• Rejection due to ingredients
• Trial  waste
• Packing machine rejections
• Packing defective

These if not recycled can result in huge loss of money labour  fuel and packaging  for the company  . The best way to recover some value is to recycle these biscuits . These biscuits should be collected in hygienic ways in s.s  containers  without being contaminated  and with help of biscuit grinder turned into biscuit powder which can easily  be  used in fresh batch of mixing . Normally 1-2% of batch weight can be biscuit dust without affecting the dough properties . Ensure that  biscuit powder is labeled as per the variety  and is added in the similar variety .Excess addition can affect the quality of the biscuit .

Various type of Biscuit grinders are available in market

• Rotary type   biscuit grinders

• Hammer type  grinders

Principle  of biscuit grinder is that these defective biscuits are put into either pin type or hammer type grinders which on higher rpm reduces these biscuits into fine dust . We can always adjust these elements to increase or decrease  the powder size . Keep these  biscuit powder either in s.s enclosed containers or  food grade  plastic bags . Ensure that Rejected biscuits are screened with metal detectors installed on the feeding conveyor .

Popular Grinders are  from   equipment  International equipment manufacturer

• Stephan Machinery
• Bauermiester

Indian Biscuit Grinders can be sourced from

• Kaps Engineer
• Mangal Machinery