Belt Selection Chart

BELT COVER RUBBER GRADE

Cover Grades	Reference Standards	Remarks
GENERAL PURPOSE AND ABRASION RESISTANCE
M-24/H	IS 1891 (Part-I)	Good Tensile and Abrasion properties
M24-HR	KBPL Standard	Good Tensile & Abrasion properties with max. material temperature up to 100°C
N-17/L	IS 1891 (Part-I)	Medium Tensile and Abrasion properties
SAR-90/D	KBPL Standard	Abrasion Loss of Max. 90 mm³
SAR-70	KBPL Standard	Abrasion Loss of Max. 70 mm³
SAR-50	KBPL Standard	Abrasion Loss of Max. 50 mm³
MOZ	KBPL Standard	Good Tensile and Ozone resistance properties
XCG	KBPL Standard	Excellent resistance to Cut & Gouge
XCG-SAR	KBPL Standard	Excellent resistance to Cut & Gouge and Abrasion loss of max. 70 mm³
RMA-I	US Standard	Confirms to US Standard
RMA-II	US Standard	Confirms to US Standard
LRR	KBPL Standard	Excellent low rolling resistance
DIN-X	DIN 22102	Confirms to DIN Standard
DIN-Y	DIN 22102	Confirms to DIN Standard
DIN-W	DIN 22102	Confirms to DIN Standard
DIN-Z	DIN 22102	Confirms to DIN Standard
AUS-A	AUS 1332	Confirms to AUS 1332 Standard
AUS-M	AUS 1332	Confirms to AUS 1332 Standard
AUS-N	AUS 1332	Confirms to AUS 1332 Standard
HEAT RESISTANCE
HR-T1	IS 1891 (Part-II)	To carry 125°C Lump or 100°C fine material
HR-T2	IS 1891 (Part-II)	To carry 150°C Lump or 125°C fine material
UHR / HR-T3	KBPL Standard	To carry 220°C Lump or 160°C fine material
HR-T4	KBPL Standard	To carry 400°C Lump or 250°C fine material
FIRE RESISTANCE
FR-1	IS 1891 (Part-V) & CAN CSA M22 M87 Type C	Confirms to IS 1891 (Part-V) & CAN CSA M22 M87 Type C Standard
FR-2	ISO-340	Confirms to ISO-340 Standard
FR-MSHA	US MSHA	For Underground mining
FR-SAR	KBPL Standard	Confirms to IS 1891 (Part-V & Part-I) Standard
OIL RESISTANCE
OR-1	IS 1891 (Part-III)	Resistance to Petroleum oil
OR-Edible	IS 1891 (Part-III)	Resistance to Edible oil
OHR	KBPL Standard	Oil and Heat resistance (Temp – 125°C)
OFR	KBPL Standard	Oil and Fire resistance (CAN CSA M22-M87 Type C)
MOR	KBPL Standard	Moderate Oil resistance

COVER PROPERTIES

Grades	Standards	Tensile Strength (MPa) (Min)	Minimum Elongation at Break (%)	Abrasion Loss mm3 (Max)
GENERAL PURPOSE AND ABRASION RESISTANCE
M-24/H	IS 1891 (Part-I)	24	450	120
M24-HR	KBPL Standard	22	450	150
N-17/L	IS 1891 (Part-I)	17	400	200
SAR-90/D	KBPL Standard / IS 1891 (Part-I)	17	400	90
SAR-70	KBPL Standard	17	400	70
SAR-50	KBPL Standard	15	400	55
MOZ	KBPL Standard	22	450	150
XCG	KBPL Standard	22	450	120
XCG-SAR	KBPL Standard	18	450	70
RMA-I	US Standard	16	450	150
RMA-II	US Standard	14	400	200
LRR	KBPL Standard	20	450	80
DIN-X	DIN 22102	25	450	120
DIN-Y	DIN 22102	20	400	150
DIN-W	DIN 22102	18	400	90
DIN-Z	DIN 22102	15	350	250
AUS-A	AUS 1332	17	400	70
AUS-M	AUS 1332	24	450	125
AUS-N	AUS 1332	17	400	200
HEAT RESISTANCE
HR-T1	IS 1891 (Part-II)	12.5	350	200
HR-T2	IS 1891 (Part-II)	12.5	350	200
UHR / HR-T3	KBPL Standard	10	350	200
HR-T4	KBPL Standard	12	400	150
FIRE RESISTANCE
FR-1	IS 1891 (Part-V) & CAN CSA M22 M87 Type C	17	350	175
FR-2	ISO-340	17	400	150
FR-MSHA	US MSHA	13	400	200
FR-SAR	KBPL Standard	17	350	100
OIL RESISTANCE
OR-1	IS 1891 (Part-III)	12	250	-
OR-Edible	IS 1891 (Part-III)	12	250	-
OHR	KBPL Standard	12	250	-
OFR	KBPL Standard	12	300	-
MOR	KBPL Standard	12	350	-