Accumulation chain, is also referred as double plus chain. Products are available both in carbon steel and stainless steel, and are widely applied in the electronics industry to transport consumer products like TVs, VCRs and radios, etc. Rollers can be plastic, carbon steel and stainless steel ones. Safety is ensured by the extra-large, engineering plastic center rollers which allow for installation on a chain cover. For harsh working environment, extra-large steel rollers are recommended.The main specification is BS25-C206B,BS25-C212A and so on.

Chain no.	Pitch	Roller dimension				Pin diamension	Pin length		Plate dimension			Weight Per Meter
	p	D1 Max	D8 max	B1 Max	B8 max	D2 max	L max	Lc max	H2 max	T max	t max	q
	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	Km/m
BS25-C206B	19.05	11.91	18.3	4.00	8.0	3.28	24.0	25.6	8.20	1.30	1.50	0.52
BS25-C208A	25.40	15.88	24.6	5.70	10.3	3.96	31.0	32.8	11.70	1.50	1.50	0.79
BS25-C210A	31.75	19.05	30.6	7.10	13.0	5.08	39.5	41.2	15.00	2.03	2.03	1.36
BS25-C212A	38.10	22.23	36.6	8.50	15.5	5.94	48.8	51.5	18.00	3.25	3.25	2.19
BS25-C216A	50.80	28.58	49.0	11.00	21.5	7.92	66.2	70.0	24.00	4.00	5.00	4.06
BS30-C206B	19.05	9.00	18.3	4.50	9.1	3.28	26.3	29.6	7.28	1.30	1.50	0.50
BS30-C2008A	25.40	11.91	24.6	6.10	12.5	3.96	35.6	39.5	9.60	1.50	2.00	0.83
BS30-C210A	31.75	14.80	30.6	7.50	15.0	5.08	43.0	47.1	12.20	2.00	2.40	1.27
BS30-C212A	38.10	18.00	37.0	9.75	20.0	5.94	58.1	62.7	15.00	3.00	4.00	2.14
BS30-C216A	50.80	22.23	49.0	12.00	25.2	7.92	71.9	77.3	18.60	4.00	5.00	3.55