Type Sizes ( a x b ) B Weak Abrasive C Medium Abrasive D
High Abrasive
K type k type k 10x10 KB 10 KC 10 -
20x20 KB 20 KC 20 KD 20
30x30 KB 30 KC 30 KD 30
40x40 KB 40 KC 40 KD 40
50x50 - KC 50 KD 50
P type p type p 25 x 25 PB 25 PC 25 PD 25
45 x 45 PB 45 PC 45 PD 45
60 x 60 PB 60 PC 60 PD 60

Urea Chips

Type Sizes
( a x b x c )
AZ
Medium Abrasive
VL
High Abrasive
P type p type p 50 x 28 x 50 P 50 AZ P 50 VL
70 x 40 x 70 P 70 AZ P 70 VL
C type c type c 20 x 20 C 20 AZ C 20 VL
30 x 30 C 30 AZ C 30 VL
40 x 40 C 40 AZ C 40 VL
50 x 50 C 50 AZ C 50 VL
60 x 60 C 60 AZ C 60 VL
T type t type t 30 x 36 T 30 AZ T 30 VL