Premium Exothermic Feeder Riser Sleeves for Metallurgical Use

• Refractoriness (℃): 1580< Refractoriness< 1770
• Feature: Long Time Materials, Instant Materials
• Type: Refractory Material
• Shape: Angel Neck Down
• Material: Casting Accessories
• Product: Exothermic Insulating Feeder Riser Sleeve
• Model NO.: 300C
• Application: Cast Steel;Cast Iron
• Category: Foundry Material
• Usage: Molten Iron Feeding
• Usage2: Molten Steel Feeding
• Transport Package: Pallet
• Specification: 60mm-500mm
• Trademark: CQ
• Origin: China
• HS Code: 6806900000
• Production Capacity: 5000000PCS/Year

Product Description

Discover SHANDONG CQ NEW MATERIALS INC.'s Premium Exothermic Feeder Riser Sleeves for top-quality metallurgical applications. Enhance your foundry operations with innovative, eco-friendly solutions.

Why Choose SHANDONG CQ NEW MATERIALS INC.

• Professional manufacturer of riser sleeves


• Monthly maximum output of 5 million


• Free delivery of samples for trial production


• Customer-First Service


• Customized riser sleeves, technical support, and solutions

Straight Open  Riser Sleeves

Model  NO.	Inner Diametre     mm	Wall Thickness mm	Compressive Strength KN	Density g/cm3	Mistoure
150X150	150±5.0	22.5±3.0	≥ 10	0.5~1.0	≤2.0
180X180	180±5.0	25.0±3.0	≥ 10
200X200	200±5.0	25.0±3.0	≥ 10
225X225	225±5.0	25.0±4.0	≥ 10
250X250	250±5.0	25.0±4.0	≥ 10
275X275	275±8.0	27.5±4.0	≥ 10
300X300	300±8.0	30.0±4.0	≥ 10
325X165	325±8.0	30.0±5.0	≥ 10
350X175	350±10.0	32.5±5.0	≥ 10
375X188	375±10.0	32.5±5.0	≥ 10
400X200	400±10.0	32.5±5.0	≥ 10
450X150	450±15.0	32.5±6.0	≥ 10
500X167	500±15.0	32.5±6.0	≥ 10
550X184	550±15.0	35.0±6.0	≥ 10
600X200	600±15.0	35.0±6.0	≥ 10

Round Neck Down Riser Sleeves

Model NO.	Neck Inner Diametre   mm	Inner Diametre mm	Wall Thickness mm	Conpressive StrengthKN
ND80	77.0-81.0	8.0- 12.0	96.0-104.0	≥ 2
RND120	117.0-123.0	16.0-20.0	148.0-156.0	≥ 2
RND 150	74.0±4.0	150±6.0	22.5±4.0	≥ 7
RND 180	88.0±4.0	180±6.0	22.5±4.0	≥ 7
RND 200	100.0±4.0	200±6.0	25.0±4.0	≥ 7
RND 225	113.0±4.0	225±10.0	25.0±5.0	≥7
RND 250	126.0±4.0	250±10.0	27.5±5.0	≥7
RND 300	150.0±5.0	300±10.0	30.0±5.0	≥7
RND 350	178.0±5.0	350±10.0	30.0±5.0	≥7
RND 400	200.0±6.0	400±10.0	25.0±6.0	≥7
RND 500	220.0±6.0	500±10.0	25.0±6.0	≥7

Enhance your metallurgical processes with Premium Exothermic Feeder Riser Sleeves from SHANDONG CQ NEW MATERIALS INC. Innovate with sustainable, high-quality materials.

 

Model NO.	Neck Inner Diametre   mm	Inner Diametre mm	Wall Thickness mm	Conpressive StrengthKN		%
AND 150	76.2±4.0	150±5.0	20.0±6.0	≥ 5
AND 180	88.9±4.0	180±5.0	20.0±6.0	≥5
AND 200	101.6±5.0	200±5.0	25.0±6.0	≥5
AND 225	114.3±5.0	225±10.0	25.0±8.0	≥5
AND 250	101.6±8.0	250±10.0	27.5±8.0	≥5
AND 300	121.9±8.0	300±10.0	30.0±8.0	≥5
AND 350	142.2±10.0	350±10.0	32.5±8.0	≥5
AND 400-175	175.0±15.0	400±10.0	30.0±8.0	≥5
AND 400-200	200.0±15.0	400±10.0	30.0±8.0	≥5

Product Description:

The exothermic riser sleeve offered by SHANDONG CQ NEW MATERIALS INC. is designed with low density, accurate sizing, and excellent exothermic effects, making it ideal for feeding iron and steel castings. This sleeve can be easily inserted into the sand mold post-modeling or paired with a sand core before placement in the mold. By utilizing this riser sleeve, casting yields are significantly improved, casting density is enhanced, and the need for extensive cleaning and welding repairs is reduced.

performance	Unit	Reference index	test method
compressive strength	Mpa	≥1.5	Strength testing machine
air permeability		≥30	permeability tester
generating capacity of heat	KJ/g	≥3.5	Automatic calorimeter
thermal peak	ºC	≥1250	high temperature furnace
moisture	%	≤1.0	Constant temperature oven

Product Description:

• High exothermic property and low density


• Good insulation effect for optimal performance


• Excellent feeding efficiency for smooth molding


• Full range of specifications to meet diverse needs


• Applicable for various molding processes


• Accessories support includes breaker core and cover

Company Name: SHANDONG CQ NEW MATERIALS INC.