What is the purity level of the Calcium Oxide?

The purity ranges from 80% to 95%, classified as Industrial Grade.

What are the packaging options available?

We offer small bags of 25kg per bag (40 bags per jumbo package) and jumbo packages of 1000kg per pallet.

What are the storage precautions for Calcium Oxide?

Store in a cool, ventilated warehouse with humidity not exceeding 85%. Keep packaging sealed to prevent moisture absorption and avoid contact with water.

High Purity 95% Industry Grade Quick Lime Calcium Oxide Used for Rubber Additive

Name: High Purity 95% Industry Grade Quick Lime Calcium Oxide Used for Rubber Additive
Brand: Changshu Hongyu Calcium Co., Ltd.
SKU: 2119871725

Jiangsu, ChinaChangshu Hongyu Calcium Co., Ltd.

US$105.00-349.00

20 Tons

Sample price:US$1.00/kg.Request sample

Product profile

Customization

Available

CAS No.

1305-78-8

Formula

Cao

EINECS

215-138-9

Classification

Calcium Oxide

Grade Standard

Industrial Grade

Kind

Amphoteric Oxide

Quality

First Class

Other Names

Quick Lime

Appearance

White Powder

Application

Agricultural Grade, Industrial Grade

Melting Point

2572 Degree Centigrade

Density

3.35g/cm3

Molecular Weight

56.077

Boiling Point

2850 Degree Centigrade

Sample

Available

Certificate

ISO9001

Purity

From 80% to 95%

Transport Package

25kg/Bag, 40bags/Pallet or 1mt/Jumbo Bag/Pallet

Specification

25g/bag or 1MT/jumbo bag package

Trademark

Hongyu

Origin

Jiangsu, China

Production Capacity

100000tons /Year

Key features

High Purity Grade: Industrial grade calcium oxide with purity ranging from 80% to 95%.

Self-Owned Raw Materials: Own mines in Hubei provide abundant, high-purity limestone with few impurities.

Strict Quality Control: Professional technicians and inspectors test samples every 2 hours.

Versatile Applications: Used in construction, agriculture, wastewater purification, and semiconductor production.

Fast Delivery: Shipping can be arranged within 7 days after order confirmation.

Certified Manufacturer: ISO9001 certified factory with over 30 years of production experience.

Custom Packaging: Available in 25kg small bags or 1000kg jumbo packages on pallets.

OEM/ODM Service: Supports OEM and ODM services for customized industrial needs.

Company profile

Changshu Hongyu Calcium Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2023-09-02 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.51h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryChangshu Hongyu Calcium Co., Ltd. is a China-based manufacturer of calcium oxide, calcium hydroxide, and environmentally friendly lime, established in 1984. The supplier reports ISO9001:2015 certification, multiple production lines, substantial stated annual output, export activity, and applications across petrochemical, lubricant, environmental, sewage-treatment, and related industries. It states that products can be organized according to customer requirements and that delivery can be ensured, but the evidence does not independently verify these claims. Information on after-sales service, financial credibility, and customer case details is limited. The provided records also contain inconsistencies in reported production-line count and quality-control staffing, so operational figures should be verified.

Supplier typeThe supplier is explicitly identified as a manufacturer and operates in chemicals, producing calcium oxide, calcium hydroxide, and environmentally friendly lime. Its legal and operating information places it in Changshu, Jiangsu, China.

CertificationsThe supplier reports holding an ISO9001:2015 management-system certificate. The slice does not provide the certificate number, validity period, or issuing body, but it is explicit evidence of certification.

Production capacityThe supplier reports a 4,000 m² manufacturing plant, three processing lines producing more than 100 tons of lime products per day in one description, five production lines in another record, and annual output of 100,000 tons each for calcium oxide and calcium hydroxide. These figures support substantial production capability, although the differing line counts should be verified.

Customization capabilityThe supplier explicitly states that it can organize required varieties according to users’ different product-quality requirements and deliver on time. This directly supports customization capability, although no examples, technical limits, or validation records are provided.

Product Q&A

Q:Are you a trading company or a factory?

We are factory.

Q:What is your main product?

Calcium oxide, calcium hydroxide

Q:How do you control the quality?

Our factory is equipped with professional technicians to control quality, out inspectors take sample for testing every 2 hours to ensure the quality of our production. We also accept BV, SGS or any other Third-party inspection.

Q:How long time you can make the shipping?

We can make the shipping within 7 days after confirming the order.

Q:Where is your factory located? How can I visit the factory?

Our factory located in changshu jiangsu .Welcome to visit at any time, we can pick up the nearby machine factory.