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1.Komatsu teeth has high quality, 2.Abrasion resistance of teeth is very good, 3.Impact resistance is strong - details see: https://www.machineto.com/105-70-22140-komatsu-mining-machinery-parts-10090479

The making process:

wax-injection--assembling--shell making---de-wax--shell baking---pouring---sand cleaning--grinding--polished---heat treatment--polishing----painting

Advantages:Excellent tensile/elongation strength,situable for various hard working

condition.

Material:	Low carbon alloy steel
Machine type:	Excavator, Loader,Bulldozer,etc.
Brands:	Komatsu,Volvo,JCB,Hyundai,Daewoo,Hitachi,etc
Heat treatment:	Quenching ,tempering and annealing treatment
Hardness:	Teeth : HRC48-52 ,Impact value >15J ; Adapters : HRC34-38 ,Impact value >28J
Work condition:	With excellent tensile and yield strength, good abrasion and impact resistance,they are very suitable for many different hard working conditions.
Packing	The big size case could be packed 1.5 ton,medium size 1 ton,samll size 600-700 kilograms.

KOMATSU
T60	1.75
T60RC	1.9
AD-60	2.2
AD-60-20	2.1
T100	2.3
T100RC	2.6
AD100	3.1
AD100-20	3.2
PC120	3.4
AD-120	5.6
202-70-12130	3.7
202-70-12140	7
19570	4
19570-L	5.2
200RC	5.7
19570RC-A	5.5
19570RC-C	5.5
19570RC-W	5.7
205-70-19570	4.5
205-70-19570VIP	5.2
205-939-7120	6.7
20Y-70-14520 30	9.2
205-70-F02	6.9
20Y-70-14520	8.9
20Y-934-2211 40	9.5
20Y-934-2211 40X	9.5
20Y-934-2211 45	9.4
A200-32	8.7
A200-37	8.3
A200-42	8.1
9313T30	6.1
14151RC-H	6.3
14151RC-A	9
14151RC-B	8.8
14151RC-C	9
F13-207-70	6.6
207-70-14151	6.9
207-70-14151VIP	7.5
14151TL	9.3
77Z-70-10021	6.5
300-37	10.7
300-42	10.4
206-79-F14	9.3
5120-40	13.5
border checkpoint5120-40	13.5
206-939-3110 45	15.1
border checkpoint206-939-3110 45	15.1
206-939-3120 50	12.5
border checkpoint206-939-3120 50	12.5
207-934-7120 50	17.3
border checkpoint207-934-7120 50	17.3
207-934-7120 55	18.5
border checkpoint207-934-7120 55	18.5
207-934-7181	37.5
AD-PC300-60	19.2
border checkpointAD-PC300-60
208-70-14152 F	9
14270-6RC F	15
208-70-14152RC-D	10.3
208-70-14152RC-A	13.2
14152RC-B	12.7
208-70-14152RC	18
208-70-14270 F	14.7
208-70-14152VIP	14
14152TL	16
AD-400 F	10
208-939-3120 F	26.2
3120-6-50	20.5
3120-6-50 HD	24.2
border checkpoint3120-6-50 HD	24.2
AD400-55	24.5
border checkpointAD400-55	24.5
3120-6-60 F	23.4
border checkpoint3120-6-60 F	23.5
HD-3120-60	24.8
208-934-7180	41.6
3120-65	25.5
3120-70	25.9
PC400	9.6
AD-PC400-50	25.7
border checkpointAD-PC400-50	26
209-70-54210	29.5
UG-PC650RC	29.5
209-70-54210TL	23.9
209-70-54142	58.2
UG-PC650AD	58.2
HD209-70-54142-80	60.5
21N-72-14290RE	49
21N-72-14290RC	55.8
21N-70-14140	80